Company lists · Data refreshed September 2026

Top 23 Solar installation software companies based in San Francisco, United States

RevenueBase identified 55 solar installation software companies headquartered in San Francisco, United States as of September 2026 and tracks 8,822 professional contacts across them, including 3,593 with verified work emails. San Diego is the largest hub.

This list covers solar installation software companies headquartered in San Francisco, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 6, 2026 86% judged on-target in blind review
55Companies
8,822Contacts tracked
3,593Verified emails
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The 23 largest solar installation software companies based in San Francisco, United States

Ranked by team size
Top 23 of 55 solar installation software companies based in San Francisco, United States, ranked by team size, largest first. Data refreshed Sep 6, 2026. RevenueBase Smart Search rates how each company's information relates to solar installation software companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 6, 202610001+7,974 contacts →

“Life runs on clean energy.”

Source: company website · checked Sep 6, 2026
2Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 6, 202651-200265 contacts →

“Aurora’s cloud-based software transforms solar design, sales, and delivery.”

Source: company website · checked Sep 6, 2026
3Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 6, 202651-20032 contacts →

“Luminalt designs, installs, and maintains premium solar electric systems for residential, commercial, and non-profit customers in the San Francisco Bay Area.”

Source: company website · checked Sep 6, 2026
4Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 6, 202611-5028 contacts →

“Station A is a technology company reimagining how clean energy is bought and sold.”

Source: company website · checked Sep 6, 2026
5Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 6, 202611-5026 contacts →

“OnSwitch, Inc.”

Source: company website · checked Sep 6, 2026
6Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 6, 202611-5024 contacts →

“Lumen Energy is the modern solar broker.”

Source: company website · checked Sep 6, 2026
7Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 6, 202611-5021 contacts →

“We believe people are at their best when they’re living free from the burden of energy costs.”

Source: company website · checked Sep 6, 2026
8Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 6, 202611-5019 contacts →

“Skytech Solar is one of the best solar companies in the San Francisco Bay Area.”

Source: company website · checked Sep 6, 2026
9Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 6, 202611-5015 contacts →

“Coperniq is one system for residential and commercial contractors to run sales, projects, service, and AI agents, across every trade they touch.”

Source: company website · checked Sep 6, 2026
10Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 6, 20261-1015 contacts →

“Every company is on a mission.”

Source: company website · checked Sep 6, 2026
11Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 6, 202611-5012 contacts →

“SolarUnion is Silicon Valley’s leading provider of premium solar solutions for homeowners, businesses and non-profits.”

Source: company website · checked Sep 6, 2026
12Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 6, 202611-5010 contacts →

“Sutro Power is a San Francisco-based team of Solar Installation Professionals.”

Source: company website · checked Sep 6, 2026
13Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 6, 20261-1010 contacts →

“Our mission is to provide the easiest to install and most cost effective solar mounting solution available.”

Source: company website · checked Sep 6, 2026
14Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 6, 202611-509 contacts →

“Sunfolding is simplifying solar so that our customers can build a world powered by clean energy.”

Source: company website · checked Sep 6, 2026
15Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 6, 2026501-1,0008 contacts →

“Energy America is a US-based solar module manufacturer and EPC contractor, taking into consideration of our products and customers’ demand we have set up various manufacturing…”

Source: company website · checked Sep 6, 2026
16Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 6, 20261-107 contacts →

“GSR Energy is an innovative solar and battery storage development company that focuses on designing and constructing cost-effective behind-the-meter and distributed front of the…”

Source: company website · checked Sep 6, 2026
17Partial evidenceSan Francisco, United StatesHQ checked Sep 6, 20261-106 contacts →

“Albion Power Company offers turn-key Design/Build installations.”

Source: company website · checked Sep 6, 2026
18Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 6, 20261-106 contacts →

“SolarNexus Inc.”

Source: company website · checked Sep 6, 2026
19Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 6, 202611-505 contacts →

“Oxypower, Inc.(DBA Occidental Power Solar & Cogen) is San Francisco's oldest solar electric company, providing the Bay Area with custom design and build solar energy systems for…”

Source: company website · checked Sep 6, 2026
20Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 6, 202611-504 contacts →

“Sighten has built the most advanced software toolset for solar.”

Source: company website · checked Sep 6, 2026
21Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 6, 20261-103 contacts →

“DERNetSoft is an innovative cleantech startup driving the digital transformation of the energy industry.”

Source: company website · checked Sep 6, 2026
22Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 6, 20261-102 contacts →

“A two-person development team.”

Source: company website · checked Sep 6, 2026
23Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 6, 20261-102 contacts →

“Here’s what we’re about: distributed solar energy and storage for communities that need it most.”

Source: company website · checked Sep 6, 2026

Showing 23 of 55 solar installation software companies based in San Francisco, United States

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Solar installation software companies based in San Francisco, United States at a glance

As of Sep 6, 2026
40.7%Verified-email coverage
160.4Average contacts per company
11-50Median size (employees)
160.0%Largest-city concentration · San Diego
Sep 6, 2026Page data refreshed

Companies by employee count

1-10
22
11-50
25
51-200
3
201-500
1
501-1,000
1
10001+
3

Email recency for this list is measured across the whole United States list rather than this city, so it is reported there. Company counts and contact totals on this page are exact for San Francisco, over 55 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among solar installation software companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in San Francisco, United States whose own description of what they do matches “solar installation software companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names solar installation software companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among solar installation software companies, and records with no verified work email. Companies headquartered outside San Francisco are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 3,593 across the full list. 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 6, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names solar installation software companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many solar installation software companies are there based in San Francisco, United States?

RevenueBase identified 55 solar installation software companies headquartered in San Francisco, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Sunrun, headquartered in San Francisco, tops this list with the largest team on record.

Which city has the most solar installation software companies?

San Diego leads with 88 headquartered companies, followed by Austin (69) and Houston (69).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 3,593 verified decision-maker contacts tracked across these 55 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 6, 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 Smart Search, 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.