Company lists · Data refreshed September 2026

Top 25 Custom web-based software agencies based in San Francisco, United States

Name: Custom web-based software agencies based in San Francisco, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 24, 2026 231 companies tracked

RevenueBase identified 231 company matches for custom web-based software agencies associated with San Francisco, United States as of September 2026 and tracks 4,441 professional contacts across them, including 1,138 with verified work emails. Across the United States, New York is the largest hub for this category (788 companies); San Francisco has 231.

This list covers company matches for custom web-based software agencies associated with San Francisco, 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 24, 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 24, 2026 How this list was built

231Companies

4,441Contacts tracked

1,138Verified emails

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The 25 largest custom web-based software agencies based in San Francisco, United States

Ranked by team size

Top 25 of 231 company matches for custom web-based software agencies based in San Francisco, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 24, 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	Robosoft Technologies	Exact match	San Francisco, CA, United StatesHQ recorded Sep 24, 2026	1,001-5,000	1,097 contacts →
	Exact match “Engineering the Experience that matter.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
2	LOKA	Exact match	San Francisco, CA, United StatesHQ recorded Sep 24, 2026	201-500	336 contacts →
	Exact match “Loka is a Silicon Valley software consultancy with global impact, bringing innovations to market faster since 2004.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
3	Fluxon	Exact match	San Francisco, CA, United StatesHQ recorded Sep 24, 2026	201-500	200 contacts →
	Exact match “Fluxon is a San Francisco-based software development team trusted by Google, Anthropic, Stripe, and top startups with the technology work that matters most.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
4	Cheesecake Labs	Exact match	San Francisco, CA, United StatesHQ recorded Sep 24, 2026	51-200	131 contacts →
	Exact match “Cheesecake Labs is an AI, Data, Blockchain, and Software Engineering company that partners with US companies to build and modernize digital products.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
5	Inverita	Exact match	San Francisco, CA, United StatesHQ recorded Sep 24, 2026	51-200	125 contacts →
	Exact match “inVerita is a top-rated AI-enabled custom software and digital transformation partner specializing in healthcare, data engineering, cloud modernization, and regulated compliance…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
6	MINDK	Exact match	San Francisco, CA, United StatesHQ recorded Sep 24, 2026	51-200	124 contacts →
	Exact match “MindK is a software development and IT consulting company that helps businesses build software products, automate business processes, modernize technology and infrastructure.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
7	Ensolvers	Exact match	San Francisco, United StatesHQ recorded Sep 24, 2026	51-200	121 contacts →
	Exact match “Ensolvers specializes in software development, architecture, product development, outsourcing, testing, and building dedicated teams for end-to-end software solutions.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
8	Coditude	Exact match	San Francisco, CA, United StatesHQ recorded Sep 24, 2026	51-200	108 contacts →
	Exact match “Coditude stands out as a rapidly growing force in the digital realm, offering straightforward, impactful tech capabilities.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
9	RAW Engineering	Exact match	San Francisco, CA, United StatesHQ recorded Sep 24, 2026	51-200	97 contacts →
	Exact match “Raw Engineering’s Innovative digital solutions and services are trusted by the world’s best Fortune 500 Enterprises, Sports & Entertainment companies and Startups to provide…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
10	Orangesoft	Exact match	San Francisco, CA, United StatesHQ recorded Sep 24, 2026	51-200	75 contacts →
	Exact match “Orangesoft is a full-cycle software development company that helps healthcare and fintech companies turn bold ideas into secure, scalable digital products.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
11	Sudolabs	Exact match	San Francisco, CA, United StatesHQ recorded Sep 24, 2026	51-200	71 contacts →
	Exact match “We are a go-to digital product-building studio dedicated to helping US startups and enterprises shape and build their product ideas and set up a long-term growth trajectory.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
12	Smart IT	Exact match	San Francisco, CA, United StatesHQ recorded Sep 24, 2026	51-200	68 contacts →
	Exact match “Smart IT is a custom software development and web development company headquartered in San Francisco.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
13	Somnio Software	Exact match	San Francisco, CA, United StatesHQ recorded Sep 24, 2026	51-200	65 contacts →
	Exact match “We’re a Digital Product Agency you can grow with, globally recognized as a Top Flutter development company.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
14	Cmolds	Exact match	San Francisco, CA, United StatesHQ recorded Sep 24, 2026	501-1,000	55 contacts →
	Exact match “CMOLDS is a tech development company founded in 2016, focused on building mobile and web applications, UX/UI design systems, and custom software solutions.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
15	Gbsfo Custom Software Solutions Provider	Exact match	San Francisco, CA, United StatesHQ recorded Sep 24, 2026	51-200	50 contacts →
	Exact match “GBSFO is a creative software development solutions company with a strong attitude.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
16	Scalac	Exact match	San Francisco, CA, United StatesHQ recorded Sep 24, 2026	51-200	49 contacts →
	Exact match “For over 10 years, Scalac has been delivering high-quality software, successfully aiding FinTechs, HealthTechs, EdTechs, AdTechs and startups in their efforts to scale.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
17	Iyrix Technologies	Exact match	San Francisco, CA, United StatesHQ recorded Sep 24, 2026	11-50	39 contacts →
	Exact match “Iyrix Tech is a custom software development company having 10+ years of experience with a team of high quality engineers and well-versed specialists providing innovative solutions…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
18	Goteso	Exact match	San Francisco, CA, United StatesHQ recorded Sep 24, 2026	11-50	33 contacts →
	Exact match “Goteso is a product and service based software development firm.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
19	Mayven Studios	Exact match	San Francisco, CA, United StatesHQ recorded Sep 24, 2026	51-200	30 contacts →
	Exact match “Mayven Studios is a software design and engineering partner that helps you build and scale successful digital products and experiences.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
20	Roundtechsquare	Exact match	San Francisco, CA, United StatesHQ recorded Sep 24, 2026	11-50	29 contacts →
	Exact match “At RoundTechSquare, we believe that every business deserves digital solutions that inspire growth and innovation.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
21	Quimbik, INC	Exact match	San Francisco, CA, United StatesHQ recorded Sep 24, 2026	11-50	23 contacts →
	Exact match “Quimbik is a software engineering company focused on web applications (solutions).” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
22	Dayspring Partners	Exact match	San Francisco, CA, United StatesHQ recorded Sep 24, 2026	11-50	23 contacts →
	Exact match “Founded in 1997, Dayspring Partners is a digital consultancy that helps clients meet the challenges of the digital age.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
23	Proleadsoft	Exact match	San Francisco, CA, United StatesHQ recorded Sep 24, 2026	11-50	23 contacts →
	Exact match “At Proleadsoft we specialize in the design, development and implementation of apps, software and digital marketing solutions.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
24	Creativehub	Exact match	San Francisco, CA, United StatesHQ recorded Sep 24, 2026	51-200	23 contacts →
	Exact match “CreativeHub is a pioneering software development company focused on driving growth and innovation across industries.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
25	Appify	Exact match	San Francisco, CA, United StatesHQ recorded Sep 24, 2026	11-50	22 contacts →
	Exact match “Build rich web & mobile solutions that are sophisticated, easy to use, and can connect to any system of record.” Recorded in the RevenueBase company graph · Sep 24, 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 “custom web-based software agencies”. 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 231 custom web-based software agencies based in San Francisco, United States

See the full list, filter by size, metro and specialty, and access 1,138 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Custom web-based software agencies based in San Francisco, United States at a glance

As of Sep 24, 2026

25.6%Verified-email coverage

19.2Average contacts per company

11-50Median size (employees)

Sep 24, 2026Page data refreshed

Companies by employee count

1-10

102

11-50

51-200

201-500

501-1,000

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for San Francisco, so it is reported there. Company counts and contact totals on this page are exact for San Francisco, over 231 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 San Francisco, United States whose business descriptions match “custom web-based software agencies” 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 1,138 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 24, 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.

Custom web-based software agencies 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 “custom web-based software agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many custom web-based software agencies are there based in San Francisco, United States?

RevenueBase identified 231 company matches for custom web-based software agencies associated with San Francisco, 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?

Robosoft Technologies 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 custom web-based software agencies?

New York leads the United States with 788 company records, followed by Austin (410) and Los Angeles (302). San Francisco has 231.

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 1,138 professional contacts with verified work emails tracked across these 231 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 24, 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.