Company lists · Data refreshed September 2026
Top 23 Retrofit consultants based in Seattle, United States
RevenueBase identified 36 company matches for retrofit consultants associated with Seattle, United States as of September 2026 and tracks 1,499 professional contacts across them, including 997 with verified work emails. Across the United States, New York is the largest hub for this category (203 companies); Seattle has 36.
This list covers company matches for retrofit consultants 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 29, 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 23 largest retrofit consultants based in Seattle, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 404 contacts → | ||||
Exact match “DCI Engineers has been providing client-focused structural and civil engineering services for over three decades.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 2 | 190 contacts → | ||||
Exact match “We engineer the future of the built environment, one structure, skyline, and community at a time.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 3 | 188 contacts → | ||||
Exact match “Hargis Engineers is a mechanical, electrical, telecommunications, security, energy consulting engineering, and commissioning firm.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 4 | 178 contacts → | ||||
Exact match “Harris Group is a multidiscipline engineering consulting firm with offices located throughout the United States.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 5 | 151 contacts → | ||||
Exact match “Säzän Group is an engineering and consulting firm with offices in Washington, Oregon, and Arizona.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 6 | 109 contacts → | ||||
Exact match “BHC Consultants, LLC (BHC) is an employee owned and managed consulting, engineering, building code and construction compliance, and planning firm with offices in Seattle and…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 7 | 42 contacts → | ||||
Exact match “At Swenson Say Faget, our team of structural engineers is committed to finding the right design solutions.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 8 | 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 29, 2026 · View company records in RevenueBase | |||||
| 9 | 22 contacts → | ||||
Exact match “Evolution Architecture is a full service building envelope consultant and restoration architect.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 10 | 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 29, 2026 · View company records in RevenueBase | |||||
| 11 | 22 contacts → | ||||
Exact match “Quantum Consulting Engineers offers structural engineering services for new and existing buildings, including new construction, tenant improvements, renovation, and historic…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 12 | 17 contacts → | ||||
Exact match “OUR FIRM Founded in 2019, Atlas Design Group Inc.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 13 | 16 contacts → | ||||
Exact match “Integrated Design Engineers (idE) is a Seattle-based structural engineering consulting firm founded in 2005.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 14 | 11 contacts → | ||||
Exact match “KE|AD (Kent Engineering | Architectural Diagnostics) has office's in both Seattle and Hawaii.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 15 | 8 contacts → | ||||
Exact match “RHC Engineering is specialized in bridge and structural design.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 16 | 6 contacts → | ||||
Exact match “Harriott Valentine Engineers is a team of professional engineers committed to providing creative solutions to architectural and construction challenges.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 17 | 4 contacts → | ||||
Exact match “We are a team of experienced electrical engineers and consultants, who provide strategic planning and advocacy for our clients around the globe.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 18 | 4 contacts → | ||||
Exact match “Blue Dot Motorworks products are Retrofit Hybrid Systems that converts conventional vehicles into plug-in hybrids.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 19 | 4 contacts → | ||||
Exact match “Seattle Seismic is a seismic retrofitting contractor based in Seattle, WA, focused on strengthening commercial, industrial, and multi-family buildings in Washington and Oregon.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 20 | 1 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 21 | 1 contacts → | ||||
Exact match “Green Facades provides facade consulting and engineering services to deliver challenging facades with elegance and efficiency for discerning architects and clients worldwide.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 22 | 1 contacts → | ||||
Exact match “Structural Engineering Services for Commercial and Residential Buildings, Houses and related structures.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 23 | 1 contacts → | ||||
Exact match “Rachel Ravitch Studio is a full service design and consulting practice serving the greater Puget Sound region providing residential and commercial design, permitting, and project…” Recorded in the RevenueBase company graph · Sep 29, 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 “retrofit consultants”. 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 23 of 36 retrofit consultants based in Seattle, United States
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Retrofit consultants based in Seattle, United States at a glance
As of Sep 29, 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 36 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 “retrofit consultants” 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 997 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 29, 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.
Retrofit consultants by metro in the United States
- Retrofit consultants in New York203
- Retrofit consultants in Houston80
- Retrofit consultants in Chicago60
- Retrofit consultants in San Francisco60
- Retrofit consultants in Los Angeles59
- Retrofit consultants in San Diego58
- Retrofit consultants in Atlanta46
- Retrofit consultants in Denver46
- Retrofit consultants in Miami46
- Retrofit consultants in Dallas42
- Retrofit consultants in Austin40
- Retrofit consultants in Portland40
- Retrofit consultants in Charlotte29
- Retrofit consultants in Tampa29
- Retrofit consultants in San Jose28
- Retrofit consultants in Phoenix27
- Retrofit consultants in San Antonio26
- Retrofit consultants in Philadelphia25
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 “retrofit consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many retrofit consultants are there based in Seattle, United States?
RevenueBase identified 36 company matches for retrofit consultants 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?
DCI Engineers 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 retrofit consultants?
New York leads the United States with 203 company records, followed by Houston (80) and Chicago (60). Seattle has 36.
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 997 professional contacts with verified work emails tracked across these 36 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 29, 2026.
Ready to reach these companies? Verified emails and direct dials for all 36 retrofit consultants based in Seattle, United States. Start with a free account, no credit card.
Download this list →Related lists
Retrofit consultants by geography
- Retrofit consultants based in Brisbane, Australia
- Retrofit consultants based in Melbourne, Australia
- Retrofit consultants based in Sydney, Australia
- Retrofit consultants based in Vienna, Austria
- Retrofit consultants based in Belo Horizonte, Brazil
- Retrofit consultants based in Curitiba, Brazil
- Retrofit consultants based in Porto Alegre, Brazil
- Retrofit consultants based in Rio De Janeiro, Brazil
- Retrofit consultants based in Sao Paulo, Brazil
- Retrofit consultants based in Burnaby, Canada
- Retrofit consultants based in Calgary, Canada
- Retrofit consultants based in Edmonton, Canada
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
- Retrofit consultants based in Brisbane, Australia
- Retrofit consultants based in Melbourne, Australia
- Retrofit consultants based in Sydney, Australia
- Retrofit consultants based in Vienna, Austria
- Retrofit consultants based in Belo Horizonte, Brazil
- Retrofit consultants based in Curitiba, Brazil
Company intelligence · public preview
Top 23 retrofit consultants 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 36 matching company records for retrofit consultants based in Seattle, United States, with 1,499 tracked contacts and 997 verified work emails.
This public preview shows 23 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 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 23 retrofit consultants 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 |  DCI Engineersdci-engineers.comHQ: Seattle, WA, United StatesReported employees: 201-500 | Seattle, WA, United States | 201-500 | Exact match | 404 contacts → |
“DCI Engineers has been providing client-focused structural and civil engineering services for over three decades.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 190 contacts → |
“We engineer the future of the built environment, one structure, skyline, and community at a time.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Hargis Engineershargis.bizHQ: Seattle, WA, United StatesReported employees: 201-500 | Seattle, WA, United States | 201-500 | Exact match | 188 contacts → |
“Hargis Engineers is a mechanical, electrical, telecommunications, security, energy consulting engineering, and commissioning firm.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Harris Groupharrisgroup.comHQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 178 contacts → |
“Harris Group is a multidiscipline engineering consulting firm with offices located throughout the United States.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Säzän Group INCsazan.comHQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 151 contacts → |
“Säzän Group is an engineering and consulting firm with offices in Washington, Oregon, and Arizona.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  BHC Consultantsbhcconsultants.comHQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 109 contacts → |
“BHC Consultants, LLC (BHC) is an employee owned and managed consulting, engineering, building code and construction compliance, and planning firm with offices in Seattle and…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Swenson SAY Fagetssfengineers.comHQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 42 contacts → |
“At Swenson Say Faget, our team of structural engineers is committed to finding the right design solutions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Evolution Architecture, LLCevolutionarchitecture.net HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 22 contacts → |
“Evolution Architecture is a full service building envelope consultant and restoration architect.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Quantum Consulting Engineersquantumce.comHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 22 contacts → |
“Quantum Consulting Engineers offers structural engineering services for new and existing buildings, including new construction, tenant improvements, renovation, and historic…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Atlas Design Group, Inc. MBE DBEadg-inc.comHQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 17 contacts → |
“OUR FIRM Founded in 2019, Atlas Design Group Inc.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Integrated Design Engineersid-engr.comHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 16 contacts → |
“Integrated Design Engineers (idE) is a Seattle-based structural engineering consulting firm founded in 2005.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 11 contacts → |
“KE|AD (Kent Engineering | Architectural Diagnostics) has office's in both Seattle and Hawaii.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  RHC Engineeringrhcengineering.comHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 8 contacts → |
“RHC Engineering is specialized in bridge and structural design.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Harriott Valentine Engineersharriottvalentine.comHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 6 contacts → |
“Harriott Valentine Engineers is a team of professional engineers committed to providing creative solutions to architectural and construction challenges.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  CES Consulting LLCcesconsulting.comHQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 4 contacts → |
“We are a team of experienced electrical engineers and consultants, who provide strategic planning and advocacy for our clients around the globe.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Blue DOT Motorworksbluedotmotorworks.com HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 4 contacts → |
“Blue Dot Motorworks products are Retrofit Hybrid Systems that converts conventional vehicles into plug-in hybrids.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Seattle Seismicseattleretrofit.com HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 4 contacts → |
“Seattle Seismic is a seismic retrofitting contractor based in Seattle, WA, focused on strengthening commercial, industrial, and multi-family buildings in Washington and Oregon.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | FAC Systems INCfacsystems.com HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | Green Facadesgreenfacadesllc.com HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 1 contacts → |
“Green Facades provides facade consulting and engineering services to deliver challenging facades with elegance and efficiency for discerning architects and clients worldwide.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Strong Work Structural Engineering, INCstrongworkstructural.comHQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 1 contacts → |
“Structural Engineering Services for Commercial and Residential Buildings, Houses and related structures.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Rachel Ravitch Studiorachelravitchstudio.com HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 1 contacts → |
“Rachel Ravitch Studio is a full service design and consulting practice serving the greater Puget Sound region providing residential and commercial design, permitting, and project…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 23 of 36 company matches
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Retrofit consultants: dataset insights
September 29, 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
36 records in the displayed employee bands.
0 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 36 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 29, 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 ↗
Retrofit consultants by metro in the United States
- Retrofit consultants in New York203
- Retrofit consultants in Houston80
- Retrofit consultants in Chicago60
- Retrofit consultants in San Francisco60
- Retrofit consultants in Los Angeles59
- Retrofit consultants in San Diego58
- Retrofit consultants in Atlanta46
- Retrofit consultants in Denver46
- Retrofit consultants in Miami46
- Retrofit consultants in Dallas42
- Retrofit consultants in Austin40
- Retrofit consultants in Portland40
- Retrofit consultants in Charlotte29
- Retrofit consultants in Tampa29
- Retrofit consultants in San Jose28
- Retrofit consultants in Phoenix27
- Retrofit consultants in San Antonio26
- Retrofit consultants in Philadelphia25
Questions about this company list
What does Exact match mean for retrofit consultants?
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 retrofit consultants did RevenueBase find based in Seattle, United States?
The saved snapshot records 36 matching company records, 1,499 tracked contacts and 997 verified emails. The public preview displays 23 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 29, 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
Retrofit consultants by geography
- Retrofit consultants based in Brisbane, Australia
- Retrofit consultants based in Melbourne, Australia
- Retrofit consultants based in Sydney, Australia
- Retrofit consultants based in Vienna, Austria
- Retrofit consultants based in Belo Horizonte, Brazil
- Retrofit consultants based in Curitiba, Brazil
- Retrofit consultants based in Porto Alegre, Brazil
- Retrofit consultants based in Rio De Janeiro, Brazil
- Retrofit consultants based in Sao Paulo, Brazil
- Retrofit consultants based in Burnaby, Canada
- Retrofit consultants based in Calgary, Canada
- Retrofit consultants based in Edmonton, Canada
Cite this list
RevenueBase Data Team. Top 23 retrofit consultants based in Seattle, United States. Snapshot: September 29, 2026. https://revenuebase.ai/companies/retrofit-consultants/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
- Retrofit consultants based in Brisbane, Australia
- Retrofit consultants based in Melbourne, Australia
- Retrofit consultants based in Sydney, Australia
- Retrofit consultants based in Vienna, Austria
- Retrofit consultants based in Belo Horizonte, Brazil
- Retrofit consultants based in Curitiba, Brazil
Company intelligence · public preview
Top 23 retrofit consultants based in Seattle, United States
RevenueBase records 36 matching company records for retrofit consultants based in Seattle, United States, with 1,499 tracked contacts and 997 verified work emails.
This public preview shows 23 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 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 23 retrofit consultants 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 | DCI Engineersdci-engineers.com HQ: Seattle, WA, United StatesReported employees: 201-500 | Seattle, WA, United States | 201-500 | Exact match | 404 contacts → |
“DCI Engineers has been providing client-focused structural and civil engineering services for over three decades.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 190 contacts → |
“We engineer the future of the built environment, one structure, skyline, and community at a time.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Hargis Engineershargis.biz HQ: Seattle, WA, United StatesReported employees: 201-500 | Seattle, WA, United States | 201-500 | Exact match | 188 contacts → |
“Hargis Engineers is a mechanical, electrical, telecommunications, security, energy consulting engineering, and commissioning firm.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Harris Groupharrisgroup.com HQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 178 contacts → |
“Harris Group is a multidiscipline engineering consulting firm with offices located throughout the United States.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Säzän Group INCsazan.com HQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 151 contacts → |
“Säzän Group is an engineering and consulting firm with offices in Washington, Oregon, and Arizona.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | BHC Consultantsbhcconsultants.com HQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 109 contacts → |
“BHC Consultants, LLC (BHC) is an employee owned and managed consulting, engineering, building code and construction compliance, and planning firm with offices in Seattle and…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Swenson SAY Fagetssfengineers.com HQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 42 contacts → |
“At Swenson Say Faget, our team of structural engineers is committed to finding the right design solutions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | 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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Evolution Architecture, LLCevolutionarchitecture.net HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 22 contacts → |
“Evolution Architecture is a full service building envelope consultant and restoration architect.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | 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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Quantum Consulting Engineersquantumce.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 22 contacts → |
“Quantum Consulting Engineers offers structural engineering services for new and existing buildings, including new construction, tenant improvements, renovation, and historic…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Atlas Design Group, Inc. MBE DBEadg-inc.com HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 17 contacts → |
“OUR FIRM Founded in 2019, Atlas Design Group Inc.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Integrated Design Engineersid-engr.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 16 contacts → |
“Integrated Design Engineers (idE) is a Seattle-based structural engineering consulting firm founded in 2005.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 11 contacts → |
“KE|AD (Kent Engineering | Architectural Diagnostics) has office's in both Seattle and Hawaii.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | RHC Engineeringrhcengineering.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 8 contacts → |
“RHC Engineering is specialized in bridge and structural design.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Harriott Valentine Engineersharriottvalentine.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 6 contacts → |
“Harriott Valentine Engineers is a team of professional engineers committed to providing creative solutions to architectural and construction challenges.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | CES Consulting LLCcesconsulting.com HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 4 contacts → |
“We are a team of experienced electrical engineers and consultants, who provide strategic planning and advocacy for our clients around the globe.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Blue DOT Motorworksbluedotmotorworks.com HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 4 contacts → |
“Blue Dot Motorworks products are Retrofit Hybrid Systems that converts conventional vehicles into plug-in hybrids.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Seattle Seismicseattleretrofit.com HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 4 contacts → |
“Seattle Seismic is a seismic retrofitting contractor based in Seattle, WA, focused on strengthening commercial, industrial, and multi-family buildings in Washington and Oregon.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | FAC Systems INCfacsystems.com HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | Green Facadesgreenfacadesllc.com HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 1 contacts → |
“Green Facades provides facade consulting and engineering services to deliver challenging facades with elegance and efficiency for discerning architects and clients worldwide.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Strong Work Structural Engineering, INCstrongworkstructural.com HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 1 contacts → |
“Structural Engineering Services for Commercial and Residential Buildings, Houses and related structures.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Rachel Ravitch Studiorachelravitchstudio.com HQ: Seattle, WA, United StatesReported employees: 1-10 | Seattle, WA, United States | 1-10 | Exact match | 1 contacts → |
“Rachel Ravitch Studio is a full service design and consulting practice serving the greater Puget Sound region providing residential and commercial design, permitting, and project…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 23 of 36 company matches
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Retrofit consultants: dataset insights
September 29, 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
36 records in the displayed employee bands.
0 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 36 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 29, 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 ↗
Retrofit consultants by metro in the United States
- Retrofit consultants in New York203
- Retrofit consultants in Houston80
- Retrofit consultants in Chicago60
- Retrofit consultants in San Francisco60
- Retrofit consultants in Los Angeles59
- Retrofit consultants in San Diego58
- Retrofit consultants in Atlanta46
- Retrofit consultants in Denver46
- Retrofit consultants in Miami46
- Retrofit consultants in Dallas42
- Retrofit consultants in Austin40
- Retrofit consultants in Portland40
- Retrofit consultants in Charlotte29
- Retrofit consultants in Tampa29
- Retrofit consultants in San Jose28
- Retrofit consultants in Phoenix27
- Retrofit consultants in San Antonio26
- Retrofit consultants in Philadelphia25
Questions about this company list
What does Exact match mean for retrofit consultants?
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 retrofit consultants did RevenueBase find based in Seattle, United States?
The saved snapshot records 36 matching company records, 1,499 tracked contacts and 997 verified emails. The public preview displays 23 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 29, 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
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Cite this list
RevenueBase Data Team. Top 23 retrofit consultants based in Seattle, United States. Snapshot: September 29, 2026. https://revenuebase.ai/companies/retrofit-consultants/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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