Company lists · Data refreshed October 2026

Top 25 Home energy efficiency consultants based in the United States

Name: Home energy efficiency consultants based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 14, 2026 979 companies tracked

RevenueBase identified 979 company matches for home energy efficiency consultants associated with the United States as of October 2026 and tracks 9,209 professional contacts across them, including 3,044 with verified work emails. New York is the largest hub.

This list covers company matches for home energy efficiency consultants associated with the 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 14, 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 14, 2026 How this list was built

979Companies

9,209Contacts tracked

3,044Verified emails

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The 25 largest home energy efficiency consultants based in the United States

Ranked by team size

Top 25 of 979 company matches for home energy efficiency consultants based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 14, 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	Arcxis	Exact match	Houston, TX, United StatesHQ recorded Oct 14, 2026	501-1,000	392 contacts →
	Exact match “ARCXIS (Formerly DPIS Builder Services), is the largest provider of HERS inspections, ENERGY STAR ratings, engineering and design, construction quality assurance and other builder…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
2	Homeworks Energy, INC	Exact match	Medford, MA, United StatesHQ recorded Oct 14, 2026	201-500	369 contacts →
	Exact match “At HomeWorks Energy, our mission is simple, literally: Energy Efficiency, Simplified.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
3	CMC Energy Services	Exact match	Fort Washington, PA, United StatesHQ recorded Oct 14, 2026	201-500	261 contacts →
	Exact match “CMC Energy Services is a woman-owned full-service energy efficiency company with nearly 50 years of experience delivering value-based energy conservation services.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
4	PEG	Exact match	Fairfax, VA, United StatesHQ recorded Oct 14, 2026	201-500	216 contacts →
	Exact match “PEG presents a comprehensive capacity for the evaluation and understanding of a broad base of energy and environmental sustainability related programs, policies and initiatives.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
5	Bright Power	Exact match	New York, NY, United StatesHQ recorded Oct 14, 2026	51-200	201 contacts →
	Exact match “Bright Power is a leading provider of energy efficiency and decarbonization solutions for the real estate industry.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
6	RISE	Exact match	Cranston, RI, United StatesHQ recorded Oct 14, 2026	201-500	147 contacts →
	Exact match “RISE is a pioneer in the delivery of turnkey energy-efficiency services for residential, commercial and industrial facilities.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
7	Melink Corporation	Exact match	Milford, OH, United StatesHQ recorded Oct 14, 2026	51-200	131 contacts →
	Exact match “We are a global provider of energy efficiency solutions for commercial buildings with five business offerings: HVAC Testing, Adjusting & Balancing, Intelli-Hood® Kitchen…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
8	Synergy Companies	Exact match	Fresno, CA, United StatesHQ recorded Oct 14, 2026	501-1,000	129 contacts →
	Exact match “Synergy Companies is the largest energy services companies in California and provides a comprehensive approach to energy efficiency and environmental solutions in both the…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
9	Michaels Energy- An Inc. 5000 Company	Exact match	La Crosse, WI, United StatesHQ recorded Oct 14, 2026	51-200	123 contacts →
	Exact match “Michaels Energy is a veteran-owned energy consulting firm that exists to help businesses minimize waste and maximize value.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
10	Washington Energy Services	Exact match	Lynnwood, WA, United StatesHQ recorded Oct 14, 2026	201-500	107 contacts →
	Exact match “There isn't one way to do things, but there is a right way.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
11	Codegreen	Exact match	New York, NY, United StatesHQ recorded Oct 14, 2026	51-200	76 contacts →
	Exact match “CodeGreen is a leading national sustainability and energy efficiency consulting firm.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
12	Abode Energy Management	Exact match	Concord, MA, United StatesHQ recorded Oct 14, 2026	11-50	72 contacts →
	Exact match “Abode Energy Management is an energy consulting firm driving efficiency improvements for New England’s built environment.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
13	SEMCO	Exact match	Birmingham, AL, United StatesHQ recorded Oct 14, 2026	n/a	70 contacts →
	Exact match “If your business is interested in cutting energy costs and securing little known incentives to help fund initial project costs, SEMCO can help you.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
14	Energy 350, INC	Exact match	Portland, OR, United StatesHQ recorded Oct 14, 2026	51-200	64 contacts →
	Exact match “Energy 350 takes pride in performing high quality energy studies and energy efficiency related services for end users as well as program administrators.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
15	Entegrity	Exact match	Little Rock, AR, United StatesHQ recorded Oct 14, 2026	51-200	61 contacts →
	Exact match “Entegrity is an energy services, sustainability and solar development company specializing in the implementation of energy conservation and renewable energy projects.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
16	Neeeco	Exact match	Wilmington, MA, United StatesHQ recorded Oct 14, 2026	51-200	61 contacts →
	Exact match “helps Massachusetts residents reduce energy consumption and costs, and increase comfort in their homes.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
17	Staples Energy	Exact match	Pewaukee, WI, United StatesHQ recorded Oct 14, 2026	51-200	56 contacts →
	Exact match “Staples Energy helps commercial and residential customers, places of worship, and public facilities save hundreds of millions of kilowatt hours of energy.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
18	Sierra Pacific Home & Comfort, INC	Exact match	Rancho Cordova, CA, United StatesHQ recorded Oct 14, 2026	51-200	56 contacts →
	Exact match “When you turn to us for your homes' energy efficient upgrade, you can take comfort in knowing you've made the right choice for your Plumbing, Electrical, Solar or Heating and Air…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
19	Soligo	Exact match	Orlando, FL, United StatesHQ recorded Oct 14, 2026	11-50	54 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
20	Sustainable Comfort, INC	Exact match	Worcester, MA, United StatesHQ recorded Oct 14, 2026	11-50	51 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
21	Ally Energy Solutions	Exact match	Overland Park, KS, United StatesHQ recorded Oct 14, 2026	11-50	50 contacts →
	Exact match “Ally Energy Solutions provides turnkey energy services primarily for companies in the food & beverage, industrial, and logistics industries.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
22	Energy Source	Exact match	Smithfield, RI, United StatesHQ recorded Oct 14, 2026	51-200	47 contacts →
	Exact match “Energy Source helps organizations simplify energy efficiency, electrification, EV charging, distributed energy, and electrical infrastructure projects.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
23	Modern Heating & AIR Conditioning	Exact match	Minneapolis, MN, United StatesHQ recorded Oct 14, 2026	51-200	45 contacts →
	Exact match “Modern Heating & Air Conditioning specializes in providing energy efficient mechanical services to keep energy costs under control and create more comfortable environments for…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
24	Quality Conservation Services	Exact match	Montclair, CA, United StatesHQ recorded Oct 14, 2026	201-500	45 contacts →
	Exact match “HVAC, Plumbing, Insulation, Weatherization.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
25	Commercial Green Solutions	Exact match	Charlotte, NC, United StatesHQ recorded Oct 14, 2026	51-200	43 contacts →
	Exact match “Commercial Green Solutions is an A–Z energy consultancy (since 2014) helping hospitality, senior living and commercial properties reduce energy use, lower utility spend and…” Recorded in the RevenueBase company graph · Oct 14, 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 “home energy efficiency 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 979 home energy efficiency consultants based in the United States

See the full list, filter by size, metro and specialty, and access 3,044 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Home energy efficiency consultants based in the United States at a glance

As of Oct 14, 2026

33.1%Verified-email coverage

9.4Average contacts per company

1-10Median size (employees)

2.2%Largest-city concentration · New York

Oct 14, 2026Page data refreshed

Companies by employee count

1-10

538

11-50

355

51-200

201-500

501-1,000

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 979 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 the United States whose business descriptions match “home energy efficiency 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 3,044 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 14, 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.

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

How many home energy efficiency consultants are there based in the United States?

RevenueBase identified 979 company matches for home energy efficiency consultants associated with the 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?

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

Which city has the most home energy efficiency consultants?

New York leads with 22 company records, followed by Austin (17) and San Diego (17).

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 3,044 professional contacts with verified work emails tracked across these 979 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 14, 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.