Company lists · Data refreshed October 2026

Top 16 Clean energy consulting firms based in Sacramento, United States

Name: Clean energy consulting firms based in Sacramento, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 1, 2026 32 companies tracked

RevenueBase identified 32 company matches for clean energy consulting firms associated with Sacramento, United States as of October 2026 and tracks 329 professional contacts across them, including 124 with verified work emails. Across the United States, Houston is the largest hub for this category (219 companies); Sacramento has 32.

This list covers company matches for clean energy consulting firms associated with Sacramento, 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 1, 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 1, 2026 How this list was built

32Companies

329Contacts tracked

124Verified emails

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The 16 largest clean energy consulting firms based in Sacramento, United States

Ranked by team size

Top 16 of 32 company matches for clean energy consulting firms based in Sacramento, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 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	Adm, A Qualus Company	Exact match	Sacramento, CA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	102 contacts →
	Exact match “Qualus is a leading pure-play power services firm and innovator at the forefront of the energy transition and transformation, with differentiated capabilities across grid…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2	IEC Corporation	Exact match	Sacramento, CA, United StatesHQ recorded Oct 1, 2026	11-50	46 contacts →
	Exact match “IEC Corporation is a multi-discipline engineering, design, and consulting firm dedicated to Shaping the Future of Energy™.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3	Ilum Energy Solutions	Exact match	Sacramento, CA, United StatesHQ recorded Oct 1, 2026	11-50	36 contacts →
	Exact match “Founded in Sacramento California we are a full-service solar company that offers solar energy solutions for homes and businesses.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4	Bargas Environmental Consulting	Exact match	Sacramento, CA, United StatesHQ recorded Oct 1, 2026	51-200	17 contacts →
	Exact match “For well over 14 years, Bargas was proud to serve clients with integrity, expertise, and commitment.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5	Environmental & Energy Consulting	Exact match	Sacramento, CA, United StatesHQ recorded Oct 1, 2026	1-10	14 contacts →
	Exact match “We are the lead consulting firm in Sacramento for environmental policy, providing full services for those looking to advance water, conservation, transportation, energy, and…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6	Caliber Strategies	Exact match	Sacramento, CA, United StatesHQ recorded Oct 1, 2026	1-10	8 contacts →
	Exact match “Caliber Strategies is a woman-owned boutique consulting firm that helps deliver new, often disruptive cleantech to the California market and beyond.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7	Strategen	Exact match	Sacramento, CA, United StatesHQ recorded Oct 1, 2026	51-200	7 contacts →
	Exact match “Your trusted partner to navigate the energy transformation.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8	Brighton Energy	Exact match	Sacramento, CA, United StatesHQ recorded Oct 1, 2026	1-10	7 contacts →
	Exact match “Brighton Solar provides consulting to the solar and energy efficiency industries including technology assessment; program management; market-entry guidance; and certified survey…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9	Gridwell Consulting	Exact match	Sacramento, CA, United StatesHQ recorded Oct 1, 2026	1-10	6 contacts →
	Exact match “Gridwell is an analytics and advocacy energy consulting firm located in Sacramento, California.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10	PV Amps	Exact match	Sacramento, CA, United StatesHQ recorded Oct 1, 2026	1-10	6 contacts →
	Exact match “PV AMPS is an Independent Engineering firm specializing in technical advisory services for the Developers, Builders, Owners, Operators and Financiers of Utility and Commercial…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11	Innovus Power INC	Exact match	Sacramento, CA, United StatesHQ recorded Oct 1, 2026	11-50	5 contacts →
	Exact match “Innovus Power is leading the transformation from fossil fuels to renewable, on-site power, delivering greater power certainty, greener power solutions, and lowering energy costs…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12	Conservation Strategy Group	Exact match	Sacramento, CA, United StatesHQ recorded Oct 1, 2026	1-10	5 contacts →
	Exact match “Conservation Strategy Group is a strategic consulting firm with an innovative approach to improving the sustainability of California's diverse natural resources, spanning water…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13	RME Innovations Inc. DBA Singh S Solar	Exact match	Sacramento, CA, United StatesHQ recorded Oct 1, 2026	11-50	5 contacts →
	Exact match “Certified as both a C10 and C46 contractor in California, RME Innovations Inc.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14	Enerlite Consulting, INC	Exact match	Sacramento, CA, United StatesHQ recorded Oct 1, 2026	1-10	5 contacts →
	Exact match “ENERlite Consulting is a sustainable building consulting company focused on energy conservation and daylighting analysis.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15	Rachael Brown Consulting	Exact match	Sacramento, CA, United StatesHQ recorded Oct 1, 2026	1-10	1 contacts →
	Exact match “Rachael Brown Consulting offers expert services in economic development, land use policy, and government affairs.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16	Ionic Energy	Exact match	Sacramento, CA, United StatesHQ recorded Oct 1, 2026	1-10	1 contacts →
	Exact match “Welcome to the Linked In home of Ionic Energy, your ideal resource for the design, management, and execution of challenging solar and other utility cost-saving endeavors.” Recorded in the RevenueBase company graph · Oct 1, 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 “clean energy 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 16 of 32 clean energy consulting firms based in Sacramento, United States

See the full list, filter by size, metro and specialty, and access 124 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Clean energy consulting firms based in Sacramento, United States at a glance

As of Oct 1, 2026

37.7%Verified-email coverage

10.3Average contacts per company

1-10Median size (employees)

Oct 1, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for Sacramento, so it is reported there. Company counts and contact totals on this page are exact for Sacramento, over 32 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 Sacramento, United States whose business descriptions match “clean energy 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 124 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 1, 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.

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

How many clean energy consulting firms are there based in Sacramento, United States?

RevenueBase identified 32 company matches for clean energy consulting firms associated with Sacramento, 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?

Adm, A Qualus Company 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 clean energy consulting firms?

Houston leads the United States with 219 company records, followed by New York (214) and Washington (104). Sacramento has 32.

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 124 professional contacts with verified work emails tracked across these 32 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 1, 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.