Company lists · Data refreshed September 2026

Top 25 Sustainable design consultants based in Houston, United States

Name: Sustainable design consultants based in Houston, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 22, 2026 87 companies tracked

RevenueBase identified 87 company matches for sustainable design consultants associated with Houston, United States as of September 2026 and tracks 1,797 professional contacts across them, including 607 with verified work emails. Across the United States, New York is the largest hub for this category (255 companies); Houston has 87.

This list covers company matches for sustainable design consultants associated with Houston, 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 22, 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 22, 2026 How this list was built

87Companies

1,797Contacts tracked

607Verified emails

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The 25 largest sustainable design consultants based in Houston, United States

Ranked by team size

Top 25 of 87 company matches for sustainable design consultants based in Houston, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 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	Estudio Architecture	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	n/a	390 contacts →
	Exact match “eStudio is a specialized full service architectural and boutique design firm.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2	GSI Environmental INC	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	201-500	259 contacts →
	Exact match “GSI Environmental, Inc.(GSI), is an environmental engineering and science consulting firm committed to measuring, analyzing, and solving complex environmental problems around the…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
3	Kirksey Architecture	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	201-500	252 contacts →
	Exact match “We are Kirksey, a Texas-based architecture firm, passionate about great architecture and all things sustainable.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4	Shah Smith & Associates, INC	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	51-200	134 contacts →
	Exact match “Shah Smith & Associates, Inc.(SSA) is a 120+ employee Mechanical, Electrical, and Plumbing (MEP) consulting engineering firm with offices in Houston, Austin & Dallas.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5	Climeco	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	51-200	96 contacts →
	Exact match “ClimeCo is an award-winning leader in decarbonization, empowering global organizations with customized sustainability pathways.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6	Morris Architects A Huitt-Zollars Company	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	201-500	44 contacts →
	Exact match “With over 75 years of design expertise, Morris, a Huitt-Zollars Company, is an award-winning, full-service practice with locations in Houston, Orlando, Los Angeles, Fort Worth…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7	UES Professional Solutions 64, LLC	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	11-50	31 contacts →
	Exact match “Environmental Consulting and Engineering InControl Technologies was established in 1997 to provide high-end quality environmental consulting services to owners of commercial and…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8	English Associates Architects, INC	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	11-50	28 contacts →
	Exact match “English + Associates Architects is a full-service architectural and interior design firm specializing in high-performance, green-design solutions.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9	Public Management, INC	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	1-10	28 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10	HSE International LLC	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	11-50	23 contacts →
	Exact match “HSE International provides environmental, social, safety and strategic advisory services to the energy, infrastructure, extractive, financial and government sectors.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11	Acorn International, LLC	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	11-50	22 contacts →
	Exact match “Acorn International, LLC delivers environmental and social risk management consulting services to international industry and investors.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12	ERC Environmental & Construction Services	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	11-50	18 contacts →
	Exact match “ERC is a Professional Services Firm in Environmental Consulting and Construction.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13	Mcbride Sustainability	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	11-50	17 contacts →
	Exact match “McBride SustainAbility is the leader consulting company with more than fifteen years of experience in sustainability, social responsibility, public relations as well as internal…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14	Browne Mcgregor Architects INC	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	11-50	16 contacts →
	Exact match “Founded in 1995 Browne McGregor Architects is a mid-sized architectural firm specializing in the design of aesthetically pleasing, highly functional, sustainable buildings.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15	Bocci Engineering	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	1-10	13 contacts →
	Exact match “Bocci is an energy and environmental engineering consultancy based in Houston, Texas providing high quality, innovative and cost-effective solutions that significantly reduce or…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16	LO Architecture	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	1-10	11 contacts →
	Exact match “LO architecture provides commercial architectural and consulting services, from feasibility studies and conceptual design to permitting and construction administration.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17	Devaltec	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	1-10	9 contacts →
	Exact match “We help companies and their investors succeed in the Energy Transition We offer integrated support in Consulting and Project Development in Sustainable Energy” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18	WGA Consulting Engineers	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	51-200	8 contacts →
	Exact match “WGA is a Texas-based professional consulting firm that specializes in civil engineering, land development, municipal engineering and construction phase services.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19	Cypress Environmental Consulting	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	1-10	8 contacts →
	Exact match “Cypress Environmental Consulting LLC (CEC) provides a broad range of environmental services including planning, site assessment, and permitting with a focus on regulatory…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20	Toner Home Performance	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	1-10	8 contacts →
	Exact match “TONER owns the merger of Building Forensics, Energy and Sustainability Planning and Home Performance.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21	Sandlot Engineering	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	1-10	8 contacts →
	Exact match “Sandlot Engineering, LLC is a boutique civil engineering firm with passionate and proactive team members that want to make the world a better place through sustainable design of…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22	Creatum Energy	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	51-200	7 contacts →
	Exact match “Our expertise extends to data center, power generation, solar, wind, oil and gas, and other energy sources, providing clients with tailored strategies for a cleaner and more…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23	Corrigan Consulting INC	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	11-50	7 contacts →
	Exact match “Since 1986, CCI has been providing specialized services in hazardous waste compliance, permitting, site investigations, and closures; underground storage tank removals and…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24	SWD Futures	Exact match	Houston, United StatesHQ recorded Sep 22, 2026	1-10	5 contacts →
	Exact match “Sustainable Transition: Advisory, Development, Investment Management SWD is an advisory firm powered by an extensive team of experts.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25	Doan & Associates, LLC	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	1-10	5 contacts →
	Exact match “With over thirty years of experience, Doan & Associates has provided expertise in designing, planning, and consulting ranging from commercial to residential buildings.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “sustainable design 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 25 of 87 sustainable design consultants based in Houston, United States

See the full list, filter by size, metro and specialty, and access 607 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Sustainable design consultants based in Houston, United States at a glance

As of Sep 22, 2026

33.8%Verified-email coverage

20.7Average contacts per company

1-10Median size (employees)

Sep 22, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

Email recency for this list is measured across the whole United States list rather than for Houston, so it is reported there. Company counts and contact totals on this page are exact for Houston, over 87 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 Houston, United States whose business descriptions match “sustainable design 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 607 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 22, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Sustainable design consultants 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 “sustainable design consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many sustainable design consultants are there based in Houston, United States?

RevenueBase identified 87 company matches for sustainable design consultants associated with Houston, 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?

Estudio Architecture tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United States has the most sustainable design consultants?

New York leads the United States with 255 company records, followed by Chicago (105) and Houston (87).

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 607 professional contacts with verified work emails tracked across these 87 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 22, 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.