Company lists · Data refreshed October 2026

Top 22 Energy efficient infrastructure consultants based in San Diego, United States

Name: Energy efficient infrastructure consultants based in San Diego, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 12, 2026 44 companies tracked

RevenueBase identified 44 company matches for energy efficient infrastructure consultants associated with San Diego, United States as of October 2026 and tracks 938 professional contacts across them, including 348 with verified work emails. Across the United States, New York is the largest hub for this category (182 companies); San Diego has 44.

This list covers company matches for energy efficient infrastructure consultants associated with San Diego, 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 12, 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 12, 2026 How this list was built

44Companies

938Contacts tracked

348Verified emails

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The 22 largest energy efficient infrastructure consultants based in San Diego, United States

Ranked by team size

Top 22 of 44 company matches for energy efficient infrastructure consultants based in San Diego, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 12, 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	MA Engineers, INC	Exact match	San Diego, CA, United StatesHQ recorded Oct 12, 2026	51-200	96 contacts →
	Exact match “MA Engineers delivers innovative, sustainable, energy-saving design solutions.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
2	4liberty, INC	Exact match	San Diego, CA, United StatesHQ recorded Oct 12, 2026	51-200	94 contacts →
	Exact match “4Liberty is a leading technical & professional services firm focused on energy & infrastructure.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
3	CR Associates	Exact match	San Diego, CA, United StatesHQ recorded Oct 12, 2026	11-50	58 contacts →
	Exact match “Mobility Solutions for Our Changing World As one of Southern California's foremost planning and design consulting firms, CR Associates (CRA) brings fresh vision to the…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
4	Randall Lamb	Exact match	San Diego, CA, United StatesHQ recorded Oct 12, 2026	51-200	54 contacts →
	Exact match “Teamwork, communication, and experience form the foundation of all successful projects.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
5	KMEA	Exact match	San Diego, CA, United StatesHQ recorded Oct 12, 2026	51-200	53 contacts →
	Exact match “Company Overview Founded in 1996, KMEA is headquartered in San Diego, California, and has an operations office in San Antonio, TX.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
6	Project Design Consultants, A Bowman Company	Exact match	San Diego, CA, United StatesHQ recorded Oct 12, 2026	51-200	53 contacts →
	Exact match “As of July 18, 2022, Project Design Consultants has joined team Bowman.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
7	ANSOL	Exact match	San Diego, CA, United StatesHQ recorded Oct 12, 2026	11-50	44 contacts →
	Exact match “ANSOL, Inc.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
8	Elen Consulting, INC	Exact match	San Diego, CA, United StatesHQ recorded Oct 12, 2026	11-50	36 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
9	Evara Group	Exact match	San Diego, CA, United StatesHQ recorded Oct 12, 2026	51-200	36 contacts →
	Exact match “EVARA Group is a U.S-based, multi-disciplinary consulting firm rooted in a strong foundation of values, innovation, and measurable impact.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
10	Sillman	Exact match	San Diego, CA, United StatesHQ recorded Oct 12, 2026	11-50	35 contacts →
	Exact match “At SILLMAN, we embody positive action.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
11	Terrapro Solutions	Exact match	San Diego, CA, United StatesHQ recorded Oct 12, 2026	11-50	14 contacts →
	Exact match “TerraPro Solutions is an established energy consulting company providing cutting edge and creative energy solutions for major utility-scale and infrastructure projects throughout…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
12	Cityworks People Places, INC	Exact match	San Diego, CA, United StatesHQ recorded Oct 12, 2026	11-50	12 contacts →
	Exact match “This business closed on 12/31/24.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
13	Evolved Energy Research	Exact match	San Diego, CA, United StatesHQ recorded Oct 12, 2026	11-50	11 contacts →
	Exact match “Evolved Energy Research is a consulting company that advises on strategies for deep decarbonization of the energy economy.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
14	T3 Consulting, INC	Exact match	San Diego, CA, United StatesHQ recorded Oct 12, 2026	11-50	11 contacts →
	Exact match “T3 Consulting, Inc.(T3) is a professional services firm that provides exceptional technical solutions focused on value-led service, quality, and dependability.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
15	Greener N.O.I	Exact match	San Diego, CA, United StatesHQ recorded Oct 12, 2026	1-10	6 contacts →
	Exact match “We aim to get more sustainability & energy-saving upgrades implemented in buildings throughout North America by performing these services among others: • Analysis of Net Operating…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
16	Alpers Engineering Group, LLC	Exact match	San Diego, CA, United StatesHQ recorded Oct 12, 2026	1-10	4 contacts →
	Exact match “A San Diego California Commissioning Consultant committed to using our experience and know-how to lead the commissioning services industry, doing our part in creating a cleaner…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
17	Blue Planet Energy Solutions	Exact match	San Diego, CA, United StatesHQ recorded Oct 12, 2026	11-50	4 contacts →
	Exact match “Blue Planet Energy Solutions (BPES) was created in 2010 and is an energy service company or ESCO.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
18	Sutra Research & Analytics	Exact match	San Diego, CA, United StatesHQ recorded Oct 12, 2026	1-10	3 contacts →
	Exact match “We listen first.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
19	Energy Liberty Corporation	Exact match	San Diego, CA, United StatesHQ recorded Oct 12, 2026	1-10	2 contacts →
	Exact match “Energy Liberty Corporation delivers energy intelligence for real estate investors.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
20	Powerpedia	Exact match	San Diego, CA, United StatesHQ recorded Oct 12, 2026	1-10	2 contacts →
	Exact match “Modernizing the electric system will help nations meet the challenge of handling projected energy needs, including addressing climate change, by integrating more energy from…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
21	Proteus Consulting	Exact match	San Diego, CA, United StatesHQ recorded Oct 12, 2026	1-10	2 contacts →
	Exact match “PROTEUS Consulting is a boutique professional services consulting firm for the Water sector, specializing in engineering and management consulting.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
22	Mcarthur Independent Consulting	Exact match	San Diego, CA, United StatesHQ recorded Oct 12, 2026	1-10	1 contacts →
	Exact match “McArthur Independent Consulting (MIC) is a management consulting practice established to help businesses and individuals navigate away from the status quo and into a cleaner…” Recorded in the RevenueBase company graph · Oct 12, 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 “energy efficient infrastructure 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 22 of 44 energy efficient infrastructure consultants based in San Diego, United States

See the full list, filter by size, metro and specialty, and access 348 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Energy efficient infrastructure consultants based in San Diego, United States at a glance

As of Oct 12, 2026

37.1%Verified-email coverage

21.3Average contacts per company

11-50Median size (employees)

Oct 12, 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 San Diego, so it is reported there. Company counts and contact totals on this page are exact for San Diego, over 44 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 San Diego, United States whose business descriptions match “energy efficient infrastructure 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 348 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 12, 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.

Energy efficient infrastructure 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 “energy efficient infrastructure consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many energy efficient infrastructure consultants are there based in San Diego, United States?

RevenueBase identified 44 company matches for energy efficient infrastructure consultants associated with San Diego, 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?

MA Engineers, INC 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 energy efficient infrastructure consultants?

New York leads the United States with 182 company records, followed by Houston (118) and Chicago (81). San Diego has 44.

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 348 professional contacts with verified work emails tracked across these 44 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 12, 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.