Company lists · Data refreshed October 2026

Top 25 Office to residential conversion architects based in Washington, United States

Name: Office to residential conversion architects based in Washington, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 19, 2026 60 companies tracked

RevenueBase identified 60 company matches for office to residential conversion architects associated with Washington, United States as of October 2026 and tracks 487 professional contacts across them, including 155 with verified work emails. Across the United States, New York is the largest hub for this category (576 companies); Washington has 60.

This list covers company matches for office to residential conversion architects 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 19, 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 19, 2026 How this list was built

60Companies

487Contacts tracked

155Verified emails

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The 25 largest office to residential conversion architects based in Washington, United States

Ranked by team size

Top 25 of 60 company matches for office to residential conversion architects based in Washington, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 19, 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	Shalom Baranes Associates	Exact match	Washington, DC, United StatesHQ recorded Oct 19, 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 19, 2026 · View company records in RevenueBase
2	NEW City	Exact match	Washington, DC, United StatesHQ recorded Oct 19, 2026	11-50	68 contacts →
	Exact match “You want to transform property to reap all the financial rewards, but it's risky and incredibly complex.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
3	Blue Star	Exact match	Washington, DC, United StatesHQ recorded Oct 19, 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 19, 2026 · View company records in RevenueBase
4	Barnesvanze Architects	Exact match	Washington, DC, United StatesHQ recorded Oct 19, 2026	11-50	22 contacts →
	Exact match “Our co-founders, Anthony “Ankie” Barnes and Stephen Vanze, established Barnes Vanze Architects in 1989.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
5	Fillat Architecture	Exact match	Washington, DC, United StatesHQ recorded Oct 19, 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 19, 2026 · View company records in RevenueBase
6	Bonstra L Haresign Architects	Exact match	Washington, DC, United StatesHQ recorded Oct 19, 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 19, 2026 · View company records in RevenueBase
7	Soto Architecture & Urban Design, Pllc	Exact match	Washington, DC, United StatesHQ recorded Oct 19, 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 19, 2026 · View company records in RevenueBase
8	Drummond Projects	Exact match	Washington, United StatesHQ recorded Oct 19, 2026	1-10	15 contacts →
	Exact match “Drummond Projects is an Architectural Design Practice That Brings an Energetic Mix of Civic-Mindedness and Resourceful Vigor to The Design Process.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
9	Lisa & Leroy	Exact match	Washington, DC, United StatesHQ recorded Oct 19, 2026	11-50	14 contacts →
	Exact match “Lisa & Leroy is a full-service design studio that builds enduring relationships and fresh, sophisticated spaces.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
10	PGN Architects, Pllc	Exact match	Washington, DC, United StatesHQ recorded Oct 19, 2026	11-50	14 contacts →
	Exact match “PGN Architects, PLLC is a full service architectural firm with experience in residential and commercial planning and architecture.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
11	Thomson & Cooke Architects	Exact match	Washington, DC, United StatesHQ recorded Oct 19, 2026	11-50	11 contacts →
	Exact match “Thomson & Cooke Architects is a custom residential architecture firm based in Washington, DC.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
12	Nahra Design Group	Exact match	Washington, DC, United StatesHQ recorded Oct 19, 2026	1-10	10 contacts →
	Exact match “Nahra Design Group is an award-winning, full-service Architecture and Interior design firm.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
13	Bbgm A I	Exact match	Washington, DC, United StatesHQ recorded Oct 19, 2026	11-50	9 contacts →
	Exact match “Your Vision.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
14	Square 134 Architects	Exact match	Washington, DC, United StatesHQ recorded Oct 19, 2026	11-50	8 contacts →
	Exact match “Square 134 Architects is an award-winning, full-service architectural design firm in Washington, D.C.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
15	Pace Design And Construction	Exact match	Washington, DC, United StatesHQ recorded Oct 19, 2026	1-10	8 contacts →
	Exact match “A design/build firm transforming properties in the nation's capital.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
16	Saint Studio For Architecture And Interiors	Exact match	Washington, DC, United StatesHQ recorded Oct 19, 2026	1-10	6 contacts →
	Exact match “SAINT Studio for Architecture and Interiors is a multi-disciplinary architecture and design firm based in Washington, D.C, and Los Angeles, CA.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
17	J.D. Ireland Interior Architecture And Design	Exact match	Washington, DC, United StatesHQ recorded Oct 19, 2026	1-10	6 contacts →
	Exact match “J.D.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
18	Cassaïa Studio	Exact match	Washington, DC, United StatesHQ recorded Oct 19, 2026	1-10	6 contacts →
	Exact match “Cassaïa Studio provides you a boutique interior design experience in Residential, Multi-Family and Hospitality design.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
19	Grossmueller's Design Consultants, INC	Exact match	Washington, DC, United StatesHQ recorded Oct 19, 2026	1-10	5 contacts →
	Exact match “Our philosophy is to handle both complex and simple design projects with equal care, while providing the highest quality work.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
20	Lukors LLC	Exact match	Washington, DC, United StatesHQ recorded Oct 19, 2026	1-10	4 contacts →
	Exact match “LUKORS is a dynamic, boutique design-driven company specializing in residential development, interior design, and furnishing decorating services.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
21	Kube Architecture	Exact match	Washington, DC, United StatesHQ recorded Oct 19, 2026	1-10	4 contacts →
	Exact match “KUBE architecture is a modern architecture studio that challenges the norms of daily life and attempts to reinterpret ways of working and living in the built environment.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
22	Grupo7 Architecture Interiors	Exact match	Washington, DC, United StatesHQ recorded Oct 19, 2026	1-10	3 contacts →
	Exact match “Founded in 2002 by José Tohá and Jim Cronenberg, Grupo7 is a full-service architecture and interior design firm specializing in contemporary commercial and residential work.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
23	K P Architects	Exact match	Washington, DC, United StatesHQ recorded Oct 19, 2026	1-10	3 contacts →
	Exact match “K+P Architects is a full-service architectural firm located at 1250 Connecticut Avenue in Washington, DC.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
24	WLC Design	Exact match	Washington, DC, United StatesHQ recorded Oct 19, 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 19, 2026 · View company records in RevenueBase
25	District Design	Exact match	Washington, DC, United StatesHQ recorded Oct 19, 2026	1-10	3 contacts →
	Exact match “DISTRICT DESIGN is a dynamic young architecture and interiors firm located in a former grocery store off of DC's thriving U Street corridor.” Recorded in the RevenueBase company graph · Oct 19, 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 “office to residential conversion architects”. 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 60 office to residential conversion architects based in Washington, United States

See the full list, filter by size, metro and specialty, and access 155 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Office to residential conversion architects based in Washington, United States at a glance

As of Oct 19, 2026

31.8%Verified-email coverage

8.1Average contacts per company

1-10Median size (employees)

Oct 19, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

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 60 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 “office to residential conversion architects” 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 155 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 19, 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.

Office to residential conversion architects 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 “office to residential conversion architects”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many office to residential conversion architects are there based in Washington, United States?

RevenueBase identified 60 company matches for office to residential conversion architects 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?

Shalom Baranes Associates 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 office to residential conversion architects?

New York leads the United States with 576 company records, followed by Los Angeles (224) and Chicago (163). Washington has 60.

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 155 professional contacts with verified work emails tracked across these 60 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 19, 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.