Company lists · Data refreshed September 2026

Top 13 Solar energy consulting companies based in Seattle, United States

Name: Solar energy consulting companies based in Seattle, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 18, 2026 28 companies tracked

RevenueBase identified 28 company matches for solar energy consulting companies associated with Seattle, United States as of September 2026 and tracks 786 professional contacts across them, including 241 with verified work emails. Across the United States, Houston is the largest hub for this category (175 companies); Seattle has 28.

This list covers company matches for solar energy consulting companies associated with Seattle, 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 18, 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 18, 2026 How this list was built

28Companies

786Contacts tracked

241Verified emails

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The 13 largest solar energy consulting companies based in Seattle, United States

Ranked by team size

Top 13 of 28 company matches for solar energy consulting companies based in Seattle, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 18, 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	Utilicast	Exact match	Seattle, WA, United StatesHQ recorded Sep 18, 2026	201-500	181 contacts →
	Exact match “Utilicast is more than just a consulting company.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
2	Ecotope, INC	Exact match	Seattle, WA, United StatesHQ recorded Sep 18, 2026	11-50	30 contacts →
	Exact match “Ecotope has provided sustainable building design consulting and engineering services in the Pacific Northwest for over 40 years.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
3	Puget Sound Solar	Exact match	Seattle, WA, United StatesHQ recorded Sep 18, 2026	11-50	29 contacts →
	Exact match “Puget Sound Solar designs, sells, installs, and services solar energy systems and electric vehicle charging stations.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
4	Artisan Electric INC	Exact match	Seattle, WA, United StatesHQ recorded Sep 18, 2026	11-50	29 contacts →
	Exact match “Artisan Electric installs solar panels, electrical and EV chargers in Seattle & Western Washington.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
5	Delta E Consulting	Exact match	Seattle, WA, United StatesHQ recorded Sep 18, 2026	11-50	22 contacts →
	Exact match “At Delta E, we specialize in a diverse range of consulting services, including Sustainability, Carbon consulting, Energy services, and design expertise in Mechanical, Electrical…” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
6	Sunergy Systems	Exact match	Seattle, WA, United StatesHQ recorded Sep 18, 2026	11-50	18 contacts →
	Exact match “Sunergy Systems is an employee-owned company located in Ballard and serving the Puget Sound area since 2005.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
7	Sphere Solar Energy	Exact match	Seattle, WA, United StatesHQ recorded Sep 18, 2026	1-10	13 contacts →
	Exact match “Sphere Solar Energy values craftsmanship and paying it forward.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
8	Omnidian	Exact match	Seattle, WA, United StatesHQ recorded Sep 18, 2026	201-500	11 contacts →
	Exact match “Omnidian's mission is to protect and accelerate investments in clean energy.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
9	Aneden Consulting INC	Exact match	Seattle, WA, United StatesHQ recorded Sep 18, 2026	1-10	7 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
10	CES Consulting LLC	Exact match	Seattle, WA, United StatesHQ recorded Sep 18, 2026	1-10	4 contacts →
	Exact match “We are a team of experienced electrical engineers and consultants, who provide strategic planning and advocacy for our clients around the globe.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
11	West Seattle Natural Energy, LLC	Exact match	Seattle, WA, United StatesHQ recorded Sep 18, 2026	1-10	3 contacts →
	Exact match “West Seattle Natural Energy, LLC is a Veteran Owned, Family Operated Small Business specializing in Solar PV Electric Systems and Solar Thermal Domestic Hot Water Systems.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
12	BG Power Advisors	Exact match	Seattle, WA, United StatesHQ recorded Sep 18, 2026	1-10	2 contacts →
	Exact match “At BG Power Advisors, we are committed to connecting the best engineers with the leading firms in clean energy.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
13	Solphos	Exact match	Seattle, WA, United StatesHQ recorded Sep 18, 2026	1-10	2 contacts →
	Exact match “Solphos is a Seattle-based solar installer offering best-in-class renewable energy solutions at exceptional value for homeowners and builders across Western Washington.” Recorded in the RevenueBase company graph · Sep 18, 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 “solar energy consulting companies”. 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 13 of 28 solar energy consulting companies based in Seattle, United States

See the full list, filter by size, metro and specialty, and access 241 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Solar energy consulting companies based in Seattle, United States at a glance

As of Sep 18, 2026

30.7%Verified-email coverage

28.1Average contacts per company

1-10Median size (employees)

Sep 18, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

Email recency for this list is measured across the whole United States list rather than for Seattle, so it is reported there. Company counts and contact totals on this page are exact for Seattle, over 28 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 Seattle, United States whose business descriptions match “solar energy consulting 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 241 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 18, 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.

Solar energy consulting companies 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 “solar energy consulting companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many solar energy consulting companies are there based in Seattle, United States?

RevenueBase identified 28 company matches for solar energy consulting companies associated with Seattle, 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?

Utilicast 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 solar energy consulting companies?

Houston leads the United States with 175 company records, followed by New York (134) and San Diego (112). Seattle has 28.

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 241 professional contacts with verified work emails tracked across these 28 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 18, 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.