Company lists · Data refreshed October 2026

Top 25 Circular economy architecture firms based in Washington, United States

Name: Circular economy architecture firms based in Washington, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 9, 2026 39 companies tracked

RevenueBase identified 39 company matches for circular economy architecture firms associated with Washington, United States as of October 2026 and tracks 1,655 professional contacts across them, including 439 with verified work emails. Across the United States, New York is the largest hub for this category (216 companies); Washington has 39.

This list covers company matches for circular economy architecture firms associated with Washington, 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 October 9, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 9, 2026 How this list was built

39Companies

1,655Contacts tracked

439Verified emails

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The 25 largest circular economy architecture firms based in Washington, United States

Ranked by team size

Top 25 of 39 company matches for circular economy architecture firms based in Washington, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 9, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	RTKL	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	1,001-5,000	359 contacts →
	Exact match “CRTKL has now joined Arcadis, a global leader in the delivery of sustainable design, engineering and consultancy solutions for natural and built assets.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
2	Quinn Evans	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	51-200	225 contacts →
	Exact match “Creators of vital places.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
3	Torti Gallas Partners	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	51-200	146 contacts →
	Exact match “With a passion for architecture, urban design, planning and placemaking, Torti Gallas + Partners (TG+P) designs places and buildings that transform neighborhoods, promoting…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
4	Shalom Baranes Associates	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	51-200	82 contacts →
	Exact match “Shalom Baranes Associates (SBA) is a Washington, DC architectural firm with an acclaimed reputation for its expertise in residential, commercial, institutional, and governmental…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
5	Baumann Consulting	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	51-200	71 contacts →
	Exact match “Baumann Consulting is driven to deliver solutions for a carbon-neutral real estate industry.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
6	Blue Star	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	11-50	56 contacts →
	Exact match “Blue Star is a full service design build firm working in Washington, DC.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
7	David M. Schwarz Architects	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	11-50	43 contacts →
	Exact match “David M.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
8	MAP	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	n/a	31 contacts →
	Exact match “MAP's work is distinguished by designs rooted in the Climate of a place.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
9	Fillat Architecture	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	11-50	22 contacts →
	Exact match “FILLAT+ is a design studio headquartered in Washington, DC with offices in Baltimore, New York and San Diego.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
10	Bradley Site Design, INC	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	11-50	20 contacts →
	Exact match “Located in Washington, DC, Bradley Site Design is a dynamic Landscape Architecture, Civil Engineering and Planning firm founded in 1994 and dedicated to the creation of socially…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
11	Bonstra L Haresign Architects	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	11-50	18 contacts →
	Exact match “Bonstra \| Haresign ARCHITECTS is guided by the belief that architecture transforms communities and inspires people.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
12	Soto Architecture & Urban Design, Pllc	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	11-50	16 contacts →
	Exact match “Architecture & Urban design team located in the 14th Street corridor of Washington, DC.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
13	Bell Architects, PC	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	11-50	14 contacts →
	Exact match “BELL Architects' works closely with communities to create places where people want to be.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
14	Petra Development	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	11-50	9 contacts →
	Exact match “With a steadfast commitment to innovation, quality, and sustainability, we specialize in crafting exceptional built environments that seamlessly blend architectural beauty with…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
15	Maurice Walters Architect, INC	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	1-10	7 contacts →
	Exact match “Our focus is in the redevelopment of existing urban environments in a thoughtful, efficient and sustainable manner.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
16	GTM DC	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	1-10	7 contacts →
	Exact match “GTM Architects of Washington DC, LLC (GTM\|DC) is a full service, award-winning firm offering services in architecture, planning and design.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
17	Istudio Architects	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	1-10	7 contacts →
	Exact match “ISTUDIO was founded with a dedication to creating artful, sustainable communities.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
18	Energy Shrink, LLC	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	1-10	6 contacts →
	Exact match “Energy Shrink is an environmental consulting practice specialized in sustainability and energy efficiency in buildings, that is, high-performance or green buildings.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
19	Adaptive Green	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	11-50	5 contacts →
	Exact match “Adaptive Green designs, installs and maintains green building components such as green roofs, solar panels, green walls and sustainable water management systems.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
20	Greening Urban LLC	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	1-10	4 contacts →
	Exact match “Greening Urban is a civil engineering firm with built projects in Washington, D.C; Maryland; and Virginia.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
21	Inscape Studio	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	1-10	4 contacts →
	Exact match “Formed in 1998, Inscape Studio is a collaboration of individuals dedicated to creating innovative, contemporary architecture that is socially responsible and environmentally…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
22	To BE Done Studio	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	1-10	3 contacts →
	Exact match “To Be Done Studio harnesses the inherent goodness in people and the power of design to create sustainable solutions to the pressing problems that our world faces.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
23	Studio Upwall Architects	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	1-10	3 contacts →
	Exact match “Our goal is to create healthy indoor environments that are regenerative and infused with natural daylight and ventilation and are designed to maximize access to outdoor spaces.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
24	WLC Design	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	1-10	3 contacts →
	Exact match “WLC Design is a full-service design and development firm delivering integrated solutions across residential, commercial, and community-based real estate.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
25	Checa Architects	Exact match	Washington, DC, United StatesHQ recorded Oct 9, 2026	1-10	2 contacts →
	Exact match “A full service firm creating exquisitely crafted, modern, ecologically sensitive, light-filled spaces and homes that lift the human spirit.” Recorded in the RevenueBase company graph · Oct 9, 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 “circular economy 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 39 circular economy architecture firms based in Washington, United States

See the full list, filter by size, metro and specialty, and access 439 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Circular economy architecture firms based in Washington, United States at a glance

As of Oct 9, 2026

26.5%Verified-email coverage

42.4Average contacts per company

1-10Median size (employees)

Oct 9, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for Washington, so it is reported there. Company counts and contact totals on this page are exact for Washington, over 39 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 Washington, United States whose business descriptions match “circular economy 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 439 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 October 9, 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.

Circular economy architecture firms by metro in the United States

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 “circular economy architecture firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many circular economy architecture firms are there based in Washington, United States?

RevenueBase identified 39 company matches for circular economy architecture firms associated with Washington, United States as of October 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?

RTKL 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 circular economy architecture firms?

New York leads the United States with 216 company records, followed by Los Angeles (105) and Seattle (85). Washington has 39.

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 439 professional contacts with verified work emails tracked across these 39 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 October 9, 2026.

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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.