Company lists · Data refreshed September 2026
Top 25 Sustainable architecture firms based in Seattle, United States
RevenueBase identified 128 company matches for sustainable architecture firms associated with Seattle, United States as of September 2026 and tracks 4,958 professional contacts across them, including 3,111 with verified work emails. Across the United States, New York is the largest hub for this category (282 companies); Seattle has 128.
This list covers company matches for sustainable architecture firms associated with Seattle, United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 18, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest sustainable architecture firms based in Seattle, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,213 contacts → | ||||
Exact match “We're a national construction and energy services company dedicated to innovating the waste and climate harm out of the built environment.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 2 | 808 contacts → | ||||
Exact match “NBBJ is an ideas-driven architecture and design firm dedicated to creating connected communities, healthier buildings and a more resilient environment.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 3 | 287 contacts → | ||||
Exact match “Mithun is an integrated design firm dedicated to creating positive change in people’s lives.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 4 | 170 contacts → | ||||
Exact match “About LMN Architects Seattle-based LMN Architects specializes in the planning and design of significant public and private facilities, including convention centers, cultural arts…” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 5 | 115 contacts → | ||||
Exact match “GGLO is an integrated design firm that provides architecture, urban design, planning, research, interior design, and landscape architecture to clients around the world.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 6 | 104 contacts → | ||||
Exact match “The Miller Hull Partnership is an architecture and planning firm rooted in environmentally-responsible designs that create a regenerative and inclusive future.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 7 | 62 contacts → | ||||
Exact match “Weber Thompson is an award-winning, majority women-owned design firm based in Seattle that offers full-service architecture, interior design, and landscape architecture.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 8 | 61 contacts → | ||||
Exact match “We believe that great design drives extraordinary value.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 9 | 43 contacts → | ||||
Exact match “SMR Architects is a full-service architecture firm established in Seattle in 1977 as Stickney & Murphy Architects.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 10 | 40 contacts → | ||||
Exact match “Solterra creates some of the most sustainable, livable, and innovative buildings in the Pacific Northwest.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 11 | 37 contacts → | ||||
Exact match “Board & Vellum is a multidisciplinary design firm based on Capitol Hill in Seattle, offering architecture, interior design, and landscape architecture for residential, commercial…” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 12 | 33 contacts → | ||||
Exact match “Graham Baba Architects is a vibrant pacific northwest architecture firm recognized for their successful place-making of commercial, residential, civic and community-oriented…” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 13 | 32 contacts → | ||||
Exact match “Green Canopy NODE is a vertically integrated construction technology firm.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 14 | 30 contacts → | ||||
Exact match “Ecotope has provided sustainable building design consulting and engineering services in the Pacific Northwest for over 40 years.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 15 | 30 contacts → | ||||
Exact match “Johnston Architects was born from a desire to create exceptional architecture through intelligent, conscientious, and sustainable design.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 16 | 27 contacts → | ||||
Exact match “ARC Architects works closely with its clients to design projects that meet their needs and inspire their organizations.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 17 | 26 contacts → | ||||
Exact match “At Weinstein AU, we look for ways to make our complex world a more balanced, inspirational, and productive place in which to live, work, and participate in civic life.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 18 | 25 contacts → | ||||
Exact match “TCA represents a 60+ year evolution of experience providing personalized design services for a wide range of challenging and notable projects.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 19 | 25 contacts → | ||||
Exact match “Since our founding in 1998, Runberg Architecture Group has earned a name for thoughtful design that balances the unique social, economic and environmental interests of each…” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 20 | 22 contacts → | ||||
Exact match “At Delta E, we specialize in a diverse range of consulting services, including Sustainability, Carbon consulting, Energy services, and design expertise in Mechanical, Electrical…” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 21 | 21 contacts → | ||||
Exact match “Johnson Braund is a full-service architecture firm founded in 1977 that has been designing projects across the nation.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 22 | 20 contacts → | ||||
Exact match “Urbal Architecture, PLLC was founded in 2010 and has grown to medium sized, award-winning architecture firm located in Seattle’s Eastlake neighborhood, and Portland.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 23 | 19 contacts → | ||||
Exact match “CONE ARCHITECTURE was founded in Seattle around a core group of individuals that make a collective impact on the future of urban housing.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 24 | 16 contacts → | ||||
Exact match “SHED engages architecture as a practical art.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 25 | 16 contacts → | ||||
Exact match “CAST architecture is a Seattle-based firm with extensive experience designing contemporary spaces throughout the Northwest.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “sustainable architecture firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 128 sustainable architecture firms based in Seattle, United States
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Sustainable architecture firms based in Seattle, United States at a glance
As of Sep 18, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for Seattle, so it is reported there. Company counts and contact totals on this page are exact for Seattle, over 128 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with Seattle, United States whose business descriptions match “sustainable architecture firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 3,111 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 18, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Sustainable architecture firms by metro in the United States
- Sustainable architecture firms in New York282
- Sustainable architecture firms in Los Angeles131
- Sustainable architecture firms in Portland90
- Sustainable architecture firms in San Francisco90
- Sustainable architecture firms in Austin79
- Sustainable architecture firms in Chicago72
- Sustainable architecture firms in Houston63
- Sustainable architecture firms in Boston60
- Sustainable architecture firms in Atlanta59
- Sustainable architecture firms in Denver59
- Sustainable architecture firms in Miami59
- Sustainable architecture firms in Washington56
- Sustainable architecture firms in Philadelphia51
- Sustainable architecture firms in San Diego44
- Sustainable architecture firms in Dallas43
- Sustainable architecture firms in Phoenix36
- Sustainable architecture firms in Minneapolis34
- Sustainable architecture firms in Boulder31
- Sustainable architecture firms in Brooklyn31
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “sustainable architecture firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many sustainable architecture firms are there based in Seattle, United States?
RevenueBase identified 128 company matches for sustainable architecture firms associated with Seattle, United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Mckinstry tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in the United States has the most sustainable architecture firms?
New York leads the United States with 282 company records, followed by Los Angeles (131) and Seattle (128).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 3,111 professional contacts with verified work emails tracked across these 128 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 18, 2026.
Ready to reach these companies? Verified emails and direct dials for all 128 sustainable architecture firms based in Seattle, United States. Start with a free account, no credit card.
Download this list →Related lists
Sustainable architecture firms by geography
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- Sustainable architecture firms based in Perth, Australia
- Sustainable architecture firms based in Sydney, Australia
- Sustainable architecture firms based in Belo Horizonte, Brazil
- Sustainable architecture firms based in Curitiba, Brazil
- Sustainable architecture firms based in Sao Paulo, Brazil
- Sustainable architecture firms based in Calgary, Canada
- Sustainable architecture firms based in Montreal, Canada
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Sustainable architecture firms based in Melbourne, Australia
- Sustainable architecture firms based in Perth, Australia
- Sustainable architecture firms based in Sydney, Australia
- Sustainable architecture firms based in Belo Horizonte, Brazil
- Sustainable architecture firms based in Curitiba, Brazil
- Sustainable architecture firms based in Sao Paulo, Brazil
Company intelligence · public preview
Top 25 sustainable architecture firms based in Seattle, United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 128 matching company records for sustainable architecture firms based in Seattle, United States, with 4,958 tracked contacts and 3,111 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 18, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 sustainable architecture firms based in Seattle, United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Mckinstrymckinstry.comHQ: Seattle, WA, United StatesReported employees: 1,001-5,000 | Seattle, WA, United States | 1,001-5,000 | Exact match | 2,213 contacts → |
“We're a national construction and energy services company dedicated to innovating the waste and climate harm out of the built environment.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Nbbj Designnbbj.comHQ: Seattle, WA, United StatesReported employees: 501-1,000 | Seattle, WA, United States | 501-1,000 | Exact match | 808 contacts → |
“NBBJ is an ideas-driven architecture and design firm dedicated to creating connected communities, healthier buildings and a more resilient environment.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Mithunmithun.comHQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 287 contacts → |
“Mithun is an integrated design firm dedicated to creating positive change in people’s lives.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  LMN Architectslmnarchitects.comHQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 170 contacts → |
“About LMN Architects Seattle-based LMN Architects specializes in the planning and design of significant public and private facilities, including convention centers, cultural arts…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Gglo Designgglo.comHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 115 contacts → |
“GGLO is an integrated design firm that provides architecture, urban design, planning, research, interior design, and landscape architecture to clients around the world.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  The Miller Hull Partnership, LLPmillerhull.comHQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 104 contacts → |
“The Miller Hull Partnership is an architecture and planning firm rooted in environmentally-responsible designs that create a regenerative and inclusive future.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Weber Thompsonweberthompson.comHQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 62 contacts → |
“Weber Thompson is an award-winning, majority women-owned design firm based in Seattle that offers full-service architecture, interior design, and landscape architecture.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Collinswoermancollinswoerman.comHQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 61 contacts → |
“We believe that great design drives extraordinary value.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  SMR Architectssmrarchitects.comHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 43 contacts → |
“SMR Architects is a full-service architecture firm established in Seattle in 1977 as Stickney & Murphy Architects.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Solterrasolterra.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 40 contacts → |
“Solterra creates some of the most sustainable, livable, and innovative buildings in the Pacific Northwest.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Board & Vellumboardandvellum.comHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 37 contacts → |
“Board & Vellum is a multidisciplinary design firm based on Capitol Hill in Seattle, offering architecture, interior design, and landscape architecture for residential, commercial…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Graham Baba Architectsgrahambabaarchitects.comHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 33 contacts → |
“Graham Baba Architects is a vibrant pacific northwest architecture firm recognized for their successful place-making of commercial, residential, civic and community-oriented…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Green Canopy Nodegreencanopynode.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 32 contacts → |
“Green Canopy NODE is a vertically integrated construction technology firm.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Ecotope, INCecotope.comHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 30 contacts → |
“Ecotope has provided sustainable building design consulting and engineering services in the Pacific Northwest for over 40 years.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Johnston Architectsjohnstonarchitects.comHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 30 contacts → |
“Johnston Architects was born from a desire to create exceptional architecture through intelligent, conscientious, and sustainable design.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  ARC Architectsarcarchitects.comHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 27 contacts → |
“ARC Architects works closely with its clients to design projects that meet their needs and inspire their organizations.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Weinstein A Uweinsteinau.comHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 26 contacts → |
“At Weinstein AU, we look for ways to make our complex world a more balanced, inspirational, and productive place in which to live, work, and participate in civic life.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  TCA Architecture Planning Designtca-inc.comHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 25 contacts → |
“TCA represents a 60+ year evolution of experience providing personalized design services for a wide range of challenging and notable projects.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Runberg Architecture Grouprunberg.comHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 25 contacts → |
“Since our founding in 1998, Runberg Architecture Group has earned a name for thoughtful design that balances the unique social, economic and environmental interests of each…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Delta E Consultingdeltaeconsulting.comHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 22 contacts → |
“At Delta E, we specialize in a diverse range of consulting services, including Sustainability, Carbon consulting, Energy services, and design expertise in Mechanical, Electrical…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Johnson Braund, INCjohnsonbraund.comHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 21 contacts → |
“Johnson Braund is a full-service architecture firm founded in 1977 that has been designing projects across the nation.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Urbal Architectureurbalarchitecture.comHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 20 contacts → |
“Urbal Architecture, PLLC was founded in 2010 and has grown to medium sized, award-winning architecture firm located in Seattle’s Eastlake neighborhood, and Portland.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Cone Architecturecone-arch.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 19 contacts → |
“CONE ARCHITECTURE was founded in Seattle around a core group of individuals that make a collective impact on the future of urban housing.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Shed Architecture & Designshedbuilt.comHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 16 contacts → |
“SHED engages architecture as a practical art.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Cast Architecturecastarchitecture.comHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 16 contacts → |
“CAST architecture is a Seattle-based firm with extensive experience designing contemporary spaces throughout the Northwest.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 128 company matches
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Sustainable architecture firms: dataset insights
September 18, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
127 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole United States list rather than for Seattle, so it is reported there. Company counts and contact totals on this page are exact for Seattle, over 128 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 18, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Sustainable architecture firms by metro in the United States
- Sustainable architecture firms in New York282
- Sustainable architecture firms in Los Angeles131
- Sustainable architecture firms in Portland90
- Sustainable architecture firms in San Francisco90
- Sustainable architecture firms in Austin79
- Sustainable architecture firms in Chicago72
- Sustainable architecture firms in Houston63
- Sustainable architecture firms in Boston60
- Sustainable architecture firms in Atlanta59
- Sustainable architecture firms in Denver59
- Sustainable architecture firms in Miami59
- Sustainable architecture firms in Washington56
- Sustainable architecture firms in Philadelphia51
- Sustainable architecture firms in San Diego44
- Sustainable architecture firms in Dallas43
- Sustainable architecture firms in Phoenix36
- Sustainable architecture firms in Minneapolis34
- Sustainable architecture firms in Boulder31
- Sustainable architecture firms in Brooklyn31
Questions about this company list
What does Exact match mean for sustainable architecture firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many sustainable architecture firms did RevenueBase find based in Seattle, United States?
The saved snapshot records 128 matching company records, 4,958 tracked contacts and 3,111 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 18, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Sustainable architecture firms by geography
- Sustainable architecture firms based in Melbourne, Australia
- Sustainable architecture firms based in Perth, Australia
- Sustainable architecture firms based in Sydney, Australia
- Sustainable architecture firms based in Belo Horizonte, Brazil
- Sustainable architecture firms based in Curitiba, Brazil
- Sustainable architecture firms based in Sao Paulo, Brazil
- Sustainable architecture firms based in Calgary, Canada
- Sustainable architecture firms based in Montreal, Canada
- Sustainable architecture firms based in Ottawa, Canada
- Sustainable architecture firms based in Toronto, Canada
- Sustainable architecture firms based in Vancouver, Canada
- Sustainable architecture firms based in Bordeaux, France
Cite this list
RevenueBase Data Team. Top 25 sustainable architecture firms based in Seattle, United States. Snapshot: September 18, 2026. https://revenuebase.ai/companies/sustainable-architecture-firms/united-states/seattle.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Sustainable architecture firms based in Melbourne, Australia
- Sustainable architecture firms based in Perth, Australia
- Sustainable architecture firms based in Sydney, Australia
- Sustainable architecture firms based in Belo Horizonte, Brazil
- Sustainable architecture firms based in Curitiba, Brazil
- Sustainable architecture firms based in Sao Paulo, Brazil
Company intelligence · public preview
Top 25 sustainable architecture firms based in Seattle, United States
RevenueBase records 128 matching company records for sustainable architecture firms based in Seattle, United States, with 4,958 tracked contacts and 3,111 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 18, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 sustainable architecture firms based in Seattle, United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Mckinstrymckinstry.com HQ: Seattle, WA, United StatesReported employees: 1,001-5,000 | Seattle, WA, United States | 1,001-5,000 | Exact match | 2,213 contacts → |
“We're a national construction and energy services company dedicated to innovating the waste and climate harm out of the built environment.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Nbbj Designnbbj.com HQ: Seattle, WA, United StatesReported employees: 501-1,000 | Seattle, WA, United States | 501-1,000 | Exact match | 808 contacts → |
“NBBJ is an ideas-driven architecture and design firm dedicated to creating connected communities, healthier buildings and a more resilient environment.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Mithunmithun.com HQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 287 contacts → |
“Mithun is an integrated design firm dedicated to creating positive change in people’s lives.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | LMN Architectslmnarchitects.com HQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 170 contacts → |
“About LMN Architects Seattle-based LMN Architects specializes in the planning and design of significant public and private facilities, including convention centers, cultural arts…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Gglo Designgglo.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 115 contacts → |
“GGLO is an integrated design firm that provides architecture, urban design, planning, research, interior design, and landscape architecture to clients around the world.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | The Miller Hull Partnership, LLPmillerhull.com HQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 104 contacts → |
“The Miller Hull Partnership is an architecture and planning firm rooted in environmentally-responsible designs that create a regenerative and inclusive future.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Weber Thompsonweberthompson.com HQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 62 contacts → |
“Weber Thompson is an award-winning, majority women-owned design firm based in Seattle that offers full-service architecture, interior design, and landscape architecture.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Collinswoermancollinswoerman.com HQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 61 contacts → |
“We believe that great design drives extraordinary value.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | SMR Architectssmrarchitects.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 43 contacts → |
“SMR Architects is a full-service architecture firm established in Seattle in 1977 as Stickney & Murphy Architects.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Solterrasolterra.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 40 contacts → |
“Solterra creates some of the most sustainable, livable, and innovative buildings in the Pacific Northwest.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Board & Vellumboardandvellum.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 37 contacts → |
“Board & Vellum is a multidisciplinary design firm based on Capitol Hill in Seattle, offering architecture, interior design, and landscape architecture for residential, commercial…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Graham Baba Architectsgrahambabaarchitects.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 33 contacts → |
“Graham Baba Architects is a vibrant pacific northwest architecture firm recognized for their successful place-making of commercial, residential, civic and community-oriented…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Green Canopy Nodegreencanopynode.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 32 contacts → |
“Green Canopy NODE is a vertically integrated construction technology firm.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Ecotope, INCecotope.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 30 contacts → |
“Ecotope has provided sustainable building design consulting and engineering services in the Pacific Northwest for over 40 years.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Johnston Architectsjohnstonarchitects.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 30 contacts → |
“Johnston Architects was born from a desire to create exceptional architecture through intelligent, conscientious, and sustainable design.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | ARC Architectsarcarchitects.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 27 contacts → |
“ARC Architects works closely with its clients to design projects that meet their needs and inspire their organizations.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Weinstein A Uweinsteinau.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 26 contacts → |
“At Weinstein AU, we look for ways to make our complex world a more balanced, inspirational, and productive place in which to live, work, and participate in civic life.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | TCA Architecture Planning Designtca-inc.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 25 contacts → |
“TCA represents a 60+ year evolution of experience providing personalized design services for a wide range of challenging and notable projects.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Runberg Architecture Grouprunberg.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 25 contacts → |
“Since our founding in 1998, Runberg Architecture Group has earned a name for thoughtful design that balances the unique social, economic and environmental interests of each…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Delta E Consultingdeltaeconsulting.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 22 contacts → |
“At Delta E, we specialize in a diverse range of consulting services, including Sustainability, Carbon consulting, Energy services, and design expertise in Mechanical, Electrical…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Johnson Braund, INCjohnsonbraund.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 21 contacts → |
“Johnson Braund is a full-service architecture firm founded in 1977 that has been designing projects across the nation.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Urbal Architectureurbalarchitecture.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 20 contacts → |
“Urbal Architecture, PLLC was founded in 2010 and has grown to medium sized, award-winning architecture firm located in Seattle’s Eastlake neighborhood, and Portland.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Cone Architecturecone-arch.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 19 contacts → |
“CONE ARCHITECTURE was founded in Seattle around a core group of individuals that make a collective impact on the future of urban housing.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Shed Architecture & Designshedbuilt.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 16 contacts → |
“SHED engages architecture as a practical art.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Cast Architecturecastarchitecture.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 16 contacts → |
“CAST architecture is a Seattle-based firm with extensive experience designing contemporary spaces throughout the Northwest.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 128 company matches
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Sustainable architecture firms: dataset insights
September 18, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
127 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole United States list rather than for Seattle, so it is reported there. Company counts and contact totals on this page are exact for Seattle, over 128 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 18, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Sustainable architecture firms by metro in the United States
- Sustainable architecture firms in New York282
- Sustainable architecture firms in Los Angeles131
- Sustainable architecture firms in Portland90
- Sustainable architecture firms in San Francisco90
- Sustainable architecture firms in Austin79
- Sustainable architecture firms in Chicago72
- Sustainable architecture firms in Houston63
- Sustainable architecture firms in Boston60
- Sustainable architecture firms in Atlanta59
- Sustainable architecture firms in Denver59
- Sustainable architecture firms in Miami59
- Sustainable architecture firms in Washington56
- Sustainable architecture firms in Philadelphia51
- Sustainable architecture firms in San Diego44
- Sustainable architecture firms in Dallas43
- Sustainable architecture firms in Phoenix36
- Sustainable architecture firms in Minneapolis34
- Sustainable architecture firms in Boulder31
- Sustainable architecture firms in Brooklyn31
Questions about this company list
What does Exact match mean for sustainable architecture firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many sustainable architecture firms did RevenueBase find based in Seattle, United States?
The saved snapshot records 128 matching company records, 4,958 tracked contacts and 3,111 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 18, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 sustainable architecture firms based in Seattle, United States. Snapshot: September 18, 2026. https://revenuebase.ai/companies/sustainable-architecture-firms/united-states/seattle.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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