Company lists · Data refreshed November 2026
Top 25 Utility solar interconnection consultants based in the United States
RevenueBase identified 129 company matches for utility solar interconnection consultants associated with the United States as of November 2026 and tracks 2,060 professional contacts across them, including 949 with verified work emails. New York is the largest hub.
This list covers company matches for utility solar interconnection 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 November 6, 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.
The 25 largest utility solar interconnection consultants based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 897 contacts → | ||||
Exact match “Willdan (NASDAQ: WLDN) provides professional consulting and technical services to utilities, public agencies and private industry throughout the United States.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 183 contacts → | ||||
Exact match “Green World Renewable Energy delivers smart, scalable solar engineering and back-office design solutions for residential, commercial, and utility-scale projects across the U.S.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 94 contacts → | ||||
Exact match “1Solar is a full-service solar electric contractor and solar EPC with service areas in Utah, Colorado, Idaho, and Nevada.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 50 contacts → | ||||
Exact match “Headquartered in Atlanta, Georgia, Hannah Solar is a full service solar integrator dedicated to providing the Southeast with the very best in engineering, products, installation…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 42 contacts → | ||||
Exact match “Jamar Power Systems is a full service electrical contractor and solar integrator serving the Southern California area.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 39 contacts → | ||||
Exact match “Castillo Engineering is a leading utility-scale design and engineering firm specializing in full-service solar, energy storage, and high-voltage solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 38 contacts → | ||||
Exact match “We are a full service solar engineering and installation company for both residential and commercial clients.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 23 contacts → | ||||
Exact match “Pearl Street Technologies, a Part of Enverus, is an interconnection solutions company based in Pittsburgh, Pennsylvania.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 19 contacts → | ||||
Exact match “Whether your company has a new construction project that is in danger of missing a deadline, wants to lower its monthly utility bills, or needs to understand where the energy is…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 18 contacts → | ||||
Exact match “Paradise Power Company, Inc (PPC) is New Mexico and Southern Colorado's premier solar electric, EV charging, and energy storage installation professional.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 17 contacts → | ||||
Exact match “Founded in 2008 Power Grade has become a leading provider of Utility scale infrastructure solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 17 contacts → | ||||
Exact match “Sunrise Solar Solutions is a full service solar integrator.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 16 contacts → | ||||
Exact match “We are a full service solar integrator dedicated to providing the very best in engineering, products, installation and service with offices throughout California & Texas.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 14 contacts → | ||||
Exact match “Smarter Energy Services LLC (SES) is a Brooklyn-based clean-energy consulting and customer-acquisition firm serving eligible homeowners, businesses, nonprofits and houses of…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 13 contacts → | ||||
Exact match “Since 1972, iSun has accelerated the adoption of proven, life-improving innovations in electrification technology.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 13 contacts → | ||||
Exact match “Chroma Energy Group provides solar engineering, procurement and construction services across the United States.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 13 contacts → | ||||
Exact match “Captain Power is a Delaware originated solar and electrical contracting company licensed in numerous states in the north-east.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 12 contacts → | ||||
Exact match “Empowering the Future of Energy with AI-Driven Insights & Technical Expertise At GridAxon, we specialize in providing advanced analytics, grid modeling, and interconnection…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 12 contacts → | ||||
Exact match “At SunFarm Energy, we are your local solar experts.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 12 contacts → | ||||
Exact match “Who are we?” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 12 contacts → | ||||
Exact match “Palomar Solar is Southern California’s leading “boutique” solar energy installation company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 11 contacts → | ||||
Exact match “Imagine Energy is a full-service electrical contractor that's been creating expertly crafted solar energy solutions in the Pacific Northwest for nearly 20 years.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 9 contacts → | ||||
Exact match “Energy Insight, Inc, delivers energy savings that make business sense.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 24 | 9 contacts → | ||||
Exact match “The Original Texas Solar Company - Established in 1995, Texas Solar Power Company (TXSPC) has over 20 years experience as a leading solar integrator.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 25 | 8 contacts → | ||||
Exact match “LIG Consultants was formed to provide superior energy consulting, project management and engineering services to private and public parties.” Recorded in the RevenueBase company graph · Nov 6, 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 “utility solar interconnection 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 129 utility solar interconnection consultants based in the United States
See the full list, filter by size, metro and specialty, and access 949 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Utility solar interconnection consultants based in the United States at a glance
As of Nov 6, 2026Companies by employee count
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 129 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 “utility solar interconnection 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 949 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 November 6, 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 “utility solar interconnection consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many utility solar interconnection consultants are there based in the United States?
RevenueBase identified 129 company matches for utility solar interconnection consultants associated with the United States as of November 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?
Willdan tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most utility solar interconnection consultants?
New York leads with 4 company records, followed by Albuquerque (2) and Austin (2).
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 949 professional contacts with verified work emails tracked across these 129 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 November 6, 2026.
Ready to reach these companies? Verified emails and direct dials for all 129 utility solar interconnection consultants based in the United States. Start with a free account, no credit card.
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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.
More company lists
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- Lists by location
- Lists A-Z
- New lists
- Utility solar interconnection consultants based in Australia
- Utility solar interconnection consultants based in the United Kingdom
- AI companies based in the United States
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- Manufacturing companies based in the United States
- Media companies based in the United States
Company intelligence · public preview
Top 25 utility solar interconnection consultants based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 129 matching company records for utility solar interconnection consultants based in the United States, with 2,060 tracked contacts and 949 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 utility solar interconnection consultants based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Willdanwilldan.comHQ: Anaheim, CA, United StatesReported employees: 1,001-5,000 | Anaheim, CA, United States | 1,001-5,000 | Exact match | 897 contacts → |
“Willdan (NASDAQ: WLDN) provides professional consulting and technical services to utilities, public agencies and private industry throughout the United States.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Green World Renewable Energy LLCgreenworld-energy.comHQ: Brooklyn, MD, United StatesReported employees: 201-500 | Brooklyn, MD, United States | 201-500 | Exact match | 183 contacts → |
“Green World Renewable Energy delivers smart, scalable solar engineering and back-office design solutions for residential, commercial, and utility-scale projects across the U.S.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  1solar1solar.comHQ: Woods Cross, UT, United StatesReported employees: 51-200 | Woods Cross, UT, United States | 51-200 | Exact match | 94 contacts → |
“1Solar is a full-service solar electric contractor and solar EPC with service areas in Utah, Colorado, Idaho, and Nevada.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Hannah Solarhannahsolar.comHQ: Atlanta, GA, United StatesReported employees: 51-200 | Atlanta, GA, United States | 51-200 | Exact match | 50 contacts → |
“Headquartered in Atlanta, Georgia, Hannah Solar is a full service solar integrator dedicated to providing the Southeast with the very best in engineering, products, installation…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Jamar Power Systemsjamarpower.comHQ: Santee, CA, United StatesReported employees: 11-50 | Santee, CA, United States | 11-50 | Exact match | 42 contacts → |
“Jamar Power Systems is a full service electrical contractor and solar integrator serving the Southern California area.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Castillo Engineeringcastillope.comHQ: Maitland, FL, United StatesReported employees: 51-200 | Maitland, FL, United States | 51-200 | Exact match | 39 contacts → |
“Castillo Engineering is a leading utility-scale design and engineering firm specializing in full-service solar, energy storage, and high-voltage solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Kasselman Solarkasselmansolar.comHQ: Menands, NY, United StatesReported employees: 51-200 | Menands, NY, United States | 51-200 | Exact match | 38 contacts → |
“We are a full service solar engineering and installation company for both residential and commercial clients.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Pearl Street Technologiespearlstreettechnologies.comHQ: Pittsburgh, PA, United StatesReported employees: 11-50 | Pittsburgh, PA, United States | 11-50 | Exact match | 23 contacts → |
“Pearl Street Technologies, a Part of Enverus, is an interconnection solutions company based in Pittsburgh, Pennsylvania.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Critical Power Consulting, P.Ccpowerconsulting.comHQ: Braintree, MA, United StatesReported employees: 1-10 | Braintree, MA, United States | 1-10 | Exact match | 19 contacts → |
“Whether your company has a new construction project that is in danger of missing a deadline, wants to lower its monthly utility bills, or needs to understand where the energy is…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  PPC Solar Paradise Power Companyppcsolar.comHQ: Taos, NM, United StatesReported employees: 11-50 | Taos, NM, United States | 11-50 | Exact match | 18 contacts → |
“Paradise Power Company, Inc (PPC) is New Mexico and Southern Colorado's premier solar electric, EV charging, and energy storage installation professional.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Power Grade INCpowergradeinc.comHQ: Ontario, CA, United StatesReported employees: 51-200 | Ontario, CA, United States | 51-200 | Exact match | 17 contacts → |
“Founded in 2008 Power Grade has become a leading provider of Utility scale infrastructure solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Sunrise Solar Solutions, LLCsunrisesolarllc.comHQ: Briarcliff Manor, NY, United StatesReported employees: 1-10 | Briarcliff Manor, NY, United States | 1-10 | Exact match | 17 contacts → |
“Sunrise Solar Solutions is a full service solar integrator.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Sunluxsunlux.comHQ: Placentia, CA, United StatesReported employees: 51-200 | Placentia, CA, United States | 51-200 | Exact match | 16 contacts → |
“We are a full service solar integrator dedicated to providing the very best in engineering, products, installation and service with offices throughout California & Texas.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Smarter Energy Servicessmarterenergyservices.comHQ: Brooklyn, United StatesReported employees: 11-50 | Brooklyn, United States | 11-50 | Exact match | 14 contacts → |
“Smarter Energy Services LLC (SES) is a Brooklyn-based clean-energy consulting and customer-acquisition firm serving eligible homeowners, businesses, nonprofits and houses of…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | ISUNisunenergy.com HQ: Williston, VT, United StatesReported employees: 201-500 | Williston, VT, United States | 201-500 | Exact match | 13 contacts → |
“Since 1972, iSun has accelerated the adoption of proven, life-improving innovations in electrification technology.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Chroma Energy Groupchromaenergygroup.comHQ: Powell, TN, United StatesReported employees: 11-50 | Powell, TN, United States | 11-50 | Exact match | 13 contacts → |
“Chroma Energy Group provides solar engineering, procurement and construction services across the United States.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Captain Powercaptainpowerllc.comHQ: Jessup, MD, United StatesReported employees: 51-200 | Jessup, MD, United States | 51-200 | Exact match | 13 contacts → |
“Captain Power is a Delaware originated solar and electrical contracting company licensed in numerous states in the north-east.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Gridaxon, INCgridaxon.ioHQ: Lewisville, TX, United StatesReported employees: 11-50 | Lewisville, TX, United States | 11-50 | Exact match | 12 contacts → |
“Empowering the Future of Energy with AI-Driven Insights & Technical Expertise At GridAxon, we specialize in providing advanced analytics, grid modeling, and interconnection…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Sunfarm Energysunfarmenergy.netHQ: Pensacola, FL, United StatesReported employees: 11-50 | Pensacola, FL, United States | 11-50 | Exact match | 12 contacts → |
“At SunFarm Energy, we are your local solar experts.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  ABP Electrical Systems, INCabpelectrical.comHQ: Mesa, AZ, United StatesReported employees: 11-50 | Mesa, AZ, United States | 11-50 | Exact match | 12 contacts → |
“Who are we?” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Palomar Solar & Roofingpalomarsolar.comHQ: Escondio, CA, United StatesReported employees: 11-50 | Escondio, CA, United States | 11-50 | Exact match | 12 contacts → |
“Palomar Solar is Southern California’s leading “boutique” solar energy installation company.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Imagine Energyimagineenergy.netHQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 11 contacts → |
“Imagine Energy is a full-service electrical contractor that's been creating expertly crafted solar energy solutions in the Pacific Northwest for nearly 20 years.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Energy Insight, INCenergyinsightinc.comHQ: Chanhassen, MN, United StatesReported employees: 11-50 | Chanhassen, MN, United States | 11-50 | Exact match | 9 contacts → |
“Energy Insight, Inc, delivers energy savings that make business sense.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Texas Solar Power Companytxspc.comHQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 9 contacts → |
“The Original Texas Solar Company - Established in 1995, Texas Solar Power Company (TXSPC) has over 20 years experience as a leading solar integrator.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  LIG Consultantsligconsultants.comHQ: Canton, MA, United StatesReported employees: 1-10 | Canton, MA, United States | 1-10 | Exact match | 8 contacts → |
“LIG Consultants was formed to provide superior energy consulting, project management and engineering services to private and public parties.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 129 company matches
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Utility solar interconnection consultants: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
129 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 129 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for utility solar interconnection consultants?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many utility solar interconnection consultants did RevenueBase find based in the United States?
The saved snapshot records 129 matching company records, 2,060 tracked contacts and 949 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Utility solar interconnection consultants by geography
Cite this list
RevenueBase Data Team. Top 25 utility solar interconnection consultants based in the United States. Snapshot: November 6, 2026. https://revenuebase.ai/companies/utility-solar-interconnection-consultants/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Utility solar interconnection consultants based in Australia
- Utility solar interconnection consultants based in the United Kingdom
- AI companies based in the United States
- Cybersecurity companies based in the United States
- Manufacturing companies based in the United States
- Media companies based in the United States
Company intelligence · public preview
Top 25 utility solar interconnection consultants based in the United States
RevenueBase records 129 matching company records for utility solar interconnection consultants based in the United States, with 2,060 tracked contacts and 949 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 utility solar interconnection consultants based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Willdanwilldan.com HQ: Anaheim, CA, United StatesReported employees: 1,001-5,000 | Anaheim, CA, United States | 1,001-5,000 | Exact match | 897 contacts → |
“Willdan (NASDAQ: WLDN) provides professional consulting and technical services to utilities, public agencies and private industry throughout the United States.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Green World Renewable Energy LLCgreenworld-energy.com HQ: Brooklyn, MD, United StatesReported employees: 201-500 | Brooklyn, MD, United States | 201-500 | Exact match | 183 contacts → |
“Green World Renewable Energy delivers smart, scalable solar engineering and back-office design solutions for residential, commercial, and utility-scale projects across the U.S.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | 1solar1solar.com HQ: Woods Cross, UT, United StatesReported employees: 51-200 | Woods Cross, UT, United States | 51-200 | Exact match | 94 contacts → |
“1Solar is a full-service solar electric contractor and solar EPC with service areas in Utah, Colorado, Idaho, and Nevada.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Hannah Solarhannahsolar.com HQ: Atlanta, GA, United StatesReported employees: 51-200 | Atlanta, GA, United States | 51-200 | Exact match | 50 contacts → |
“Headquartered in Atlanta, Georgia, Hannah Solar is a full service solar integrator dedicated to providing the Southeast with the very best in engineering, products, installation…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Jamar Power Systemsjamarpower.com HQ: Santee, CA, United StatesReported employees: 11-50 | Santee, CA, United States | 11-50 | Exact match | 42 contacts → |
“Jamar Power Systems is a full service electrical contractor and solar integrator serving the Southern California area.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Castillo Engineeringcastillope.com HQ: Maitland, FL, United StatesReported employees: 51-200 | Maitland, FL, United States | 51-200 | Exact match | 39 contacts → |
“Castillo Engineering is a leading utility-scale design and engineering firm specializing in full-service solar, energy storage, and high-voltage solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Kasselman Solarkasselmansolar.com HQ: Menands, NY, United StatesReported employees: 51-200 | Menands, NY, United States | 51-200 | Exact match | 38 contacts → |
“We are a full service solar engineering and installation company for both residential and commercial clients.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Pearl Street Technologiespearlstreettechnologies.com HQ: Pittsburgh, PA, United StatesReported employees: 11-50 | Pittsburgh, PA, United States | 11-50 | Exact match | 23 contacts → |
“Pearl Street Technologies, a Part of Enverus, is an interconnection solutions company based in Pittsburgh, Pennsylvania.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Critical Power Consulting, P.Ccpowerconsulting.com HQ: Braintree, MA, United StatesReported employees: 1-10 | Braintree, MA, United States | 1-10 | Exact match | 19 contacts → |
“Whether your company has a new construction project that is in danger of missing a deadline, wants to lower its monthly utility bills, or needs to understand where the energy is…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | PPC Solar Paradise Power Companyppcsolar.com HQ: Taos, NM, United StatesReported employees: 11-50 | Taos, NM, United States | 11-50 | Exact match | 18 contacts → |
“Paradise Power Company, Inc (PPC) is New Mexico and Southern Colorado's premier solar electric, EV charging, and energy storage installation professional.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Power Grade INCpowergradeinc.com HQ: Ontario, CA, United StatesReported employees: 51-200 | Ontario, CA, United States | 51-200 | Exact match | 17 contacts → |
“Founded in 2008 Power Grade has become a leading provider of Utility scale infrastructure solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Sunrise Solar Solutions, LLCsunrisesolarllc.com HQ: Briarcliff Manor, NY, United StatesReported employees: 1-10 | Briarcliff Manor, NY, United States | 1-10 | Exact match | 17 contacts → |
“Sunrise Solar Solutions is a full service solar integrator.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Sunluxsunlux.com HQ: Placentia, CA, United StatesReported employees: 51-200 | Placentia, CA, United States | 51-200 | Exact match | 16 contacts → |
“We are a full service solar integrator dedicated to providing the very best in engineering, products, installation and service with offices throughout California & Texas.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Smarter Energy Servicessmarterenergyservices.com HQ: Brooklyn, United StatesReported employees: 11-50 | Brooklyn, United States | 11-50 | Exact match | 14 contacts → |
“Smarter Energy Services LLC (SES) is a Brooklyn-based clean-energy consulting and customer-acquisition firm serving eligible homeowners, businesses, nonprofits and houses of…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | ISUNisunenergy.com HQ: Williston, VT, United StatesReported employees: 201-500 | Williston, VT, United States | 201-500 | Exact match | 13 contacts → |
“Since 1972, iSun has accelerated the adoption of proven, life-improving innovations in electrification technology.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Chroma Energy Groupchromaenergygroup.com HQ: Powell, TN, United StatesReported employees: 11-50 | Powell, TN, United States | 11-50 | Exact match | 13 contacts → |
“Chroma Energy Group provides solar engineering, procurement and construction services across the United States.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Captain Powercaptainpowerllc.com HQ: Jessup, MD, United StatesReported employees: 51-200 | Jessup, MD, United States | 51-200 | Exact match | 13 contacts → |
“Captain Power is a Delaware originated solar and electrical contracting company licensed in numerous states in the north-east.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Gridaxon, INCgridaxon.io HQ: Lewisville, TX, United StatesReported employees: 11-50 | Lewisville, TX, United States | 11-50 | Exact match | 12 contacts → |
“Empowering the Future of Energy with AI-Driven Insights & Technical Expertise At GridAxon, we specialize in providing advanced analytics, grid modeling, and interconnection…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Sunfarm Energysunfarmenergy.net HQ: Pensacola, FL, United StatesReported employees: 11-50 | Pensacola, FL, United States | 11-50 | Exact match | 12 contacts → |
“At SunFarm Energy, we are your local solar experts.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | ABP Electrical Systems, INCabpelectrical.com HQ: Mesa, AZ, United StatesReported employees: 11-50 | Mesa, AZ, United States | 11-50 | Exact match | 12 contacts → |
“Who are we?” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Palomar Solar & Roofingpalomarsolar.com HQ: Escondio, CA, United StatesReported employees: 11-50 | Escondio, CA, United States | 11-50 | Exact match | 12 contacts → |
“Palomar Solar is Southern California’s leading “boutique” solar energy installation company.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Imagine Energyimagineenergy.net HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 11 contacts → |
“Imagine Energy is a full-service electrical contractor that's been creating expertly crafted solar energy solutions in the Pacific Northwest for nearly 20 years.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Energy Insight, INCenergyinsightinc.com HQ: Chanhassen, MN, United StatesReported employees: 11-50 | Chanhassen, MN, United States | 11-50 | Exact match | 9 contacts → |
“Energy Insight, Inc, delivers energy savings that make business sense.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Texas Solar Power Companytxspc.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 9 contacts → |
“The Original Texas Solar Company - Established in 1995, Texas Solar Power Company (TXSPC) has over 20 years experience as a leading solar integrator.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | LIG Consultantsligconsultants.com HQ: Canton, MA, United StatesReported employees: 1-10 | Canton, MA, United States | 1-10 | Exact match | 8 contacts → |
“LIG Consultants was formed to provide superior energy consulting, project management and engineering services to private and public parties.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 129 company matches
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Utility solar interconnection consultants: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
129 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 129 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for utility solar interconnection consultants?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many utility solar interconnection consultants did RevenueBase find based in the United States?
The saved snapshot records 129 matching company records, 2,060 tracked contacts and 949 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Utility solar interconnection consultants by geography
Cite this list
RevenueBase Data Team. Top 25 utility solar interconnection consultants based in the United States. Snapshot: November 6, 2026. https://revenuebase.ai/companies/utility-solar-interconnection-consultants/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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