Company lists · Data refreshed September 2026

Top 25 Architectural consulting firms based in Los Angeles, United States

Name: Architectural consulting firms based in Los Angeles, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 410 companies tracked

RevenueBase identified 410 company matches for architectural consulting firms associated with Los Angeles, United States as of September 2026 and tracks 3,514 professional contacts across them, including 1,522 with verified work emails. Across the United States, New York is the largest hub for this category (1,143 companies); Los Angeles follows with 410.

This list covers company matches for architectural consulting firms associated with Los Angeles, 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 28, 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 Sep 28, 2026 How this list was built

410Companies

3,514Contacts tracked

1,522Verified emails

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The 25 largest architectural consulting firms based in Los Angeles, United States

Ranked by team size

Top 25 of 410 company matches for architectural consulting firms based in Los Angeles, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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	Steinberg Hart	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	51-200	188 contacts →
	Exact match “For 70 years, Steinberg Hart has been shaping environments and creating inspiring places through an idea driven, results-oriented approach to design.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	CO Architects	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	51-200	175 contacts →
	Exact match “Los Angeles-based CO Architects is nationally recognized for architectural planning, programming and design in the higher education, science & technology, civic and healthcare…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	AC Martin	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	51-200	153 contacts →
	Exact match “AC Martin is a California-based architecture, planning, interior architecture and research firm that uses an integrated design approach to create enduring environments for the…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Marmol Radziner	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	51-200	144 contacts →
	Exact match “Established in 1989, Marmol Radziner is an award-winning Los Angeles-based design-build architecture and construction firm that integrates architectural design with a full range…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	John A. Martin & Associates, INC	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	51-200	132 contacts →
	Exact match “Established in 1953, John A.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Lehrer Architects	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	11-50	96 contacts →
	Exact match “Michael B.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	Saiful Bouquet Structural Engineers	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	51-200	88 contacts →
	Exact match “Saiful Bouquet is an award winning and innovative structural engineering firm that looks beyond the traditional boundaries of structural engineering, in order to provide…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Valerio Architects	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	51-200	82 contacts →
	Exact match “Founded in 1994 by Niccolo Valerio, Valerio Architects Inc.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	KAA Design Group	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	11-50	78 contacts →
	Exact match “Based in Los Angeles, KAA Design Group is an award-winning, high-end residential design firm.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	Nadel Architects	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	51-200	75 contacts →
	Exact match “As a leading Los Angeles architectural firm with over 50 years of experience, we offer comprehensive design and planning services specializing in retail revitalization…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	Home Front Build	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	11-50	75 contacts →
	Exact match “Home Front is a design/build construction company specializing in green construction and preservation.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	Gruen Associates	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	51-200	73 contacts →
	Exact match “Since 1946, Gruen Associates succeeds as one of Los Angeles’ best known legacy firms with a deep portfolio of landmark projects.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	DCM	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	n/a	64 contacts →
	Exact match “Architecture and Design Our Office is led by 3 partners Jeff Dotterweich, Cynthia Carlson and Tiemo Mehner.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	JGM	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	51-200	47 contacts →
	Exact match “JGM has offered a comprehensive array of design and construction related services to public and private sector clients for over 40 years.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Johnson Fain	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	51-200	45 contacts →
	Exact match “During the past 25 years of professional experience in the United States and overseas, Johnson Fain has established itself as an architecture, planning and interior design firm…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Wolcott Architecture	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	11-50	37 contacts →
	Exact match “Wolcott Architecture is an innovative design firm that focuses on developing impactful and functional interior environments, resulting in remarkable client experiences.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Charlap Hyman & Herrero	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	11-50	30 contacts →
	Exact match “Charlap Hyman & Herrero is a Los Angeles / New York / Mexico City-based architecture and design firm that takes a fully integrated approach to conceptualizing and executing spaces…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Verdical Group	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	11-50	29 contacts →
	Exact match “Established in 2012, Verdical Group has developed a nationally known brand and industry leading reputation as a sustainability consulting firm focused on decarbonizing the built…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Yazdani Studio Of Cannondesign	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	11-50	29 contacts →
	Exact match “The Yazdani Studio is comprised of creative thinkers who share a commitment to pushing the boundaries of design, from refining concepts of sustainability to the application of…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	TNI Group	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	11-50	27 contacts →
	Exact match “The Next Idea Group is a Los Angeles based established professional design and architecture company with 22 years of experience and a proven track record.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Omgivning Architecture Interiors	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	11-50	25 contacts →
	Exact match “At Omgivning, we breathe new life into urban spaces.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Houck Construction, INC	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	11-50	24 contacts →
	Exact match “Houck Construction has been a leader in luxury residential and commercial construction in Southern California for over 25 years.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Woods Dangaran Architects	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	11-50	21 contacts →
	Exact match “Many firms describe their work as “transformative”-architecture as an accomplished fact.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Sean O'connor Lighting	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	11-50	20 contacts →
	Exact match “Sean O'Connor Lighting provides full service architectural lighting design and consultation services to local and international clients.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	Letter Four, INC	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	1-10	20 contacts →
	Exact match “LETTER FOUR is a full service design-build firm.” Recorded in the RevenueBase company graph · Sep 28, 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 “architectural consulting 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 410 architectural consulting firms based in Los Angeles, United States

See the full list, filter by size, metro and specialty, and access 1,522 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Architectural consulting firms based in Los Angeles, United States at a glance

As of Sep 28, 2026

43.3%Verified-email coverage

8.6Average contacts per company

1-10Median size (employees)

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

289

11-50

51-200

201-500

Email recency for this list is measured across the whole United States list rather than for Los Angeles, so it is reported there. Company counts and contact totals on this page are exact for Los Angeles, over 410 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 Los Angeles, United States whose business descriptions match “architectural consulting 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 1,522 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 28, 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.

Architectural consulting 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 “architectural consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many architectural consulting firms are there based in Los Angeles, United States?

RevenueBase identified 410 company matches for architectural consulting firms associated with Los Angeles, 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?

Steinberg Hart 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 architectural consulting firms?

New York leads the United States with 1,143 company records, followed by Los Angeles (410) and Chicago (367).

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 1,522 professional contacts with verified work emails tracked across these 410 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 28, 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.