Company lists · Data refreshed September 2026

Top 25 City sustainability consultants based in Houston, United States

Name: City sustainability 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 19, 2026 62 companies tracked

RevenueBase identified 62 company matches for city sustainability consultants associated with Houston, United States as of September 2026 and tracks 1,050 professional contacts across them, including 531 with verified work emails. Across the United States, New York is the largest hub for this category (176 companies); Houston has 62.

This list covers company matches for city sustainability 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 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 Sep 19, 2026 How this list was built

62Companies

1,050Contacts tracked

531Verified emails

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The 25 largest city sustainability consultants based in Houston, United States

Ranked by team size

Top 25 of 62 company matches for city sustainability consultants based in Houston, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 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	Kirksey Architecture	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
2	Shah Smith & Associates, INC	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
3	Climeco	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
4	Asakura Robinson	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 2026	11-50	36 contacts →
	Exact match “Asakura Robinson Company LLC is recognized as an outstanding Landscape Architecture firm most noted for design sensitivity, highly effective public engagement and as tireless…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5	Hollaway Environmental Communications Services, INC	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 2026	11-50	33 contacts →
	Exact match “Hollaway Environmental + Communication Services, an SBE/DBE/WBE/HUB firm, bridges two worlds that are uniquely connected: Environmental Services and Communications Services.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6	Gunda Corporation	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 2026	51-200	31 contacts →
	Exact match “Gunda Corporation (GUNDA) is a Houston-based consulting firm that provides planning, engineering and management services in all aspects of engineering, including traffic &…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7	English Associates Architects, INC	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
8	Public Management, INC	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 2026	1-10	28 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9	Acclaim Energy	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 2026	11-50	22 contacts →
	Exact match “For 19 years, Acclaim Energy has been successfully advising Hospitals, Businesses, Government entities, and Schools to address their most critical energy issues such as…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10	SIA Solutions, LLC	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 2026	51-200	19 contacts →
	Exact match “SIA Solutions LLC (SIA) has merged with Salas O'Brien and continues to focus on program and project-specific engineering and technical solutions in Environmental Consulting…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11	ERC Environmental & Construction Services	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
12	Mcbride Sustainability	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
13	DIG Engineers	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 2026	1-10	16 contacts →
	Exact match “DIG is a client service-oriented, multi-disciplined planning and design practice offering civil engineering for markets in both the public and private sectors.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14	Bocci Engineering	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
15	Devaltec	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
16	WGA Consulting Engineers	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
17	Toner Home Performance	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
18	Sandlot Engineering	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
19	Creatum Energy	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
20	Laveer Logix	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 2026	1-10	6 contacts →
	Exact match “GMC Consultants, LLC is now doing business as Laveer Logix!” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21	SWD Futures	Exact match	Houston, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
22	Brio Consulting	Exact match	Houston, United StatesHQ recorded Sep 19, 2026	1-10	4 contacts →
	Exact match “Brio Consulting works with local governments, utilities, and other stewards of our infrastructure, resources, and quality of life.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23	Outside Voices	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 2026	1-10	4 contacts →
	Exact match “We're here to help you strategize, win, plan, and design amazing projects for incredible clients.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24	Envirowave Enterprise Solutions LLC	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 2026	1-10	3 contacts →
	Exact match “We dedicate all of our business and its commitment to sustainable development, to our clients and to making their businesses stronger on all aspects, from strategy and development…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25	IVY Energy, LLC	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 2026	11-50	2 contacts →
	Exact match “IVY Energy is an independent energy management, procurement and sustainability firm helping companies implement strategies to control and reduce energy costs, increase…” Recorded in the RevenueBase company graph · Sep 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 “city sustainability 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 62 city sustainability consultants based in Houston, United States

See the full list, filter by size, metro and specialty, and access 531 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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City sustainability consultants based in Houston, United States at a glance

As of Sep 19, 2026

50.6%Verified-email coverage

16.9Average contacts per company

1-10Median size (employees)

Sep 19, 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 62 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 “city sustainability 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 531 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 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.

City sustainability 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 “city sustainability consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many city sustainability consultants are there based in Houston, United States?

RevenueBase identified 62 company matches for city sustainability 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?

Kirksey 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 city sustainability consultants?

New York leads the United States with 176 company records, followed by Washington (100) and Chicago (77). Houston has 62.

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 531 professional contacts with verified work emails tracked across these 62 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 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.