Company lists · Data refreshed September 2026

Top 25 Grid integration companies based in the United States

RevenueBase identified 682 company matches for grid integration companies associated with the United States as of September 2026 and tracks 28,576 professional contacts across them, including 12,437 with verified work emails. Houston is the largest hub.

This list covers company matches for grid integration companies 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 September 20, 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 20, 2026 How this list was built
682Companies
28,576Contacts tracked
12,437Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest grid integration companies based in the United States

Ranked by team size
Top 25 of 682 company matches for grid integration companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchShelton, CT, United StatesHQ recorded Sep 20, 202610001+4,053 contacts →

Exact match

“Hubbell Incorporated is a leading manufacturer of utility and electrical solutions that help build more reliable, resilient, and renewable energy infrastructure.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchMenasha, WI, United StatesHQ recorded Sep 20, 20261,001-5,0002,741 contacts →

Exact match

“Faith Technologies Incorporated (FTI) is a dynamic organization comprised of construction, engineering, manufacturing and renewable energy experts.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchArlington, VA, United StatesHQ recorded Sep 20, 20261,001-5,0001,863 contacts →

Exact match

“To achieve our mission, we design, deploy, and operate the world’s most advanced modular energy storage products, comprehensive lifecycle services, and AI-enabled asset management…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchPlano, TX, United StatesHQ recorded Sep 20, 20261,001-5,0001,661 contacts →

Exact match

“At Westwood, our purpose is to create a better world for people through our work.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchDurham, NC, United StatesHQ recorded Sep 20, 2026501-1,000740 contacts →

Exact match

“PowerSecure, a Southern Company subsidiary, is a leading provider of innovative energy solutions to electric utilities and their industrial, institutional, and commercial…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchAustin, TX, United StatesHQ recorded Sep 20, 2026501-1,000630 contacts →

Exact match

“Electric Power Engineers (EPE) is a global advisory and engineering firm advancing grid reliability, resilience, flexibility, and affordability.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchDanvers, MA, United StatesHQ recorded Sep 20, 2026501-1,000476 contacts →

Exact match

“Finding a single capable partner to support both large- and small-scale power generation needs can be challenging.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchBoulder, CO, United StatesHQ recorded Sep 20, 2026501-1,000472 contacts →

Exact match

“Uplight is a clean energy technology company that unlocks grid capacity by activating customers and their connected devices to generate, shift, and save energy.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchBedford, MA, United StatesHQ recorded Sep 20, 20261,001-5,000422 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchDenver, United StatesHQ recorded Sep 20, 2026501-1,000379 contacts →

Exact match

“Established in 2019.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchEvansville, WY, United StatesHQ recorded Sep 20, 20261,001-5,000358 contacts →

Exact match

“TAKKION is Moving Energy Forward.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchNorman, OK, United StatesHQ recorded Sep 20, 2026201-500346 contacts →

Exact match

“PCIEnergySolutions is a tight-knit team of 300 diligent product experts, engineers, business analysts, and more.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchAyer, MA, United StatesHQ recorded Sep 20, 2026201-500334 contacts →

Exact match

“AMSC (NASDAQ: AMSC) generates the ideas, technologies and solutions that meet the world’s demand for smarter, cleaner … better energy.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchJackson, MI, United StatesHQ recorded Sep 20, 2026201-500305 contacts →

Exact match

“We provide expert engineering and consulting services that enable a more reliable and resilient power system.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchWillow Grove, PA, United StatesHQ recorded Sep 20, 20261,001-5,000284 contacts →

Exact match

“Asplundh Engineering Services leverages more than 100 years of experience to provide a superior, single-point solution for engineering, design and testing services to…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchAustin, CA, United StatesHQ recorded Sep 20, 2026201-500275 contacts →

Exact match

“The world runs on power.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchSan Francisco, CA, United StatesHQ recorded Sep 20, 2026201-500274 contacts →

Exact match

“Voltus is a leading DER technology platform and virtual power plant operator connecting distributed energy resources to electricity markets, delivering less expensive, more…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchKirkland, WA, United StatesHQ recorded Sep 20, 2026201-500254 contacts →

Exact match

“We provide global renewable energy consulting services, focused on empowering clients to navigate the complexities of the energy transition.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchBrooklyn, NY, United StatesHQ recorded Sep 20, 202651-200250 contacts →

Exact match

“EnergyHub is a software technology company based in New York, NY.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchAustin, TX, United StatesHQ recorded Sep 20, 2026201-500248 contacts →

Exact match

“Base is building the future of American power.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchRenton, WA, United StatesHQ recorded Sep 20, 2026201-500248 contacts →

Exact match

“Mosaic is a consulting firm that delivers custom solutions across the energy, utility, grid operations, and grid modernization space.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchMonterey, CA, United StatesHQ recorded Sep 20, 2026201-500237 contacts →

Exact match

“Ampacity delivers a forward-thinking approach to structural and electrical solutions for clean energy transition projects.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchMiami, FL, United StatesHQ recorded Sep 20, 2026201-500220 contacts →

Exact match

“Origis Energy is accelerating the transition to a carbon-free future by Reimagining ZeroSM.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchArlington, TX, United StatesHQ recorded Sep 20, 2026201-500216 contacts →

Exact match

“Priority Power is the energy partner delivering the systems, expertise and execution required to power enterprise growth.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchWestlake Village, VA, United StatesHQ recorded Sep 20, 202651-200203 contacts →

Exact match

“Energy Vault® is an integrated power infrastructure platform that builds, owns and operates flexible, reliable energy systems to accelerate time-to-power for utilities…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 682 grid integration companies based in the United States

See the full list, filter by size, metro and specialty, and access 12,437 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Grid integration companies based in the United States at a glance

As of Sep 20, 2026
43.5%Verified-email coverage
41.9Average contacts per company
11-50Median size (employees)
2.8%Largest-city concentration · Houston
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
294
11-50
224
51-200
99
201-500
28
501-1,000
9
1,001-5,000
21
5,001-10,000
1
10001+
3

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 682 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 “grid integration companies” 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 12,437 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 20, 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 “grid integration companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many grid integration companies are there based in the United States?

RevenueBase identified 682 company matches for grid integration companies associated with the 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?

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

Which city has the most grid integration companies?

Houston leads with 19 company records, followed by New York (18) and San Diego (15).

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 12,437 professional contacts with verified work emails tracked across these 682 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 20, 2026.

Ready to reach these companies? Verified emails and direct dials for all 682 grid integration companies based in the United States. Start with a free account, no credit card.

Download this list →

Related lists

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.