Company lists · Data refreshed September 2026

Top 8 Custom cloud software developers based in Santa Clara, United States

RevenueBase identified 32 custom cloud software developers headquartered in Santa Clara, United States as of September 2026 and tracks 835 professional contacts across them, including 120 with verified work emails. Across the United States, New York is the largest hub for this category (444 companies); Santa Clara has 32.

This list covers custom cloud software developers headquartered in Santa Clara, 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 29, 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 29, 2026 86% judged on-target in blind review
32Companies
835Contacts tracked
120Verified emails
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The 8 largest custom cloud software developers based in Santa Clara, United States

Ranked by team size
Top 8 of 32 custom cloud software developers based in Santa Clara, United States, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to custom cloud software developers: 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 evidenceSanta Clara, CA, United StatesHQ checked Sep 29, 2026201-500164 contacts →

Indirect evidence

“Unleash your AI Transformation with Sigmasoft.AI.”

Source: RevenueBase Database · checked Sep 29, 2026
2Partial evidenceSanta Clara, CA, United StatesHQ checked Sep 29, 202651-200153 contacts →

Partial evidence

“At Saasvaap, we specialize in delivering next-generation software solutions that help businesses simplify, scale, and succeed.”

Source: RevenueBase Database · checked Sep 29, 2026
3Partial evidenceSanta Clara, CA, United StatesHQ checked Sep 29, 2026201-500146 contacts →

Partial evidence

“UnitedLayer is the world’s leading private cloud solution provider, empowering enterprises with secure, high-performance infrastructure powered by the latest Agentic AI…”

Source: RevenueBase Database · checked Sep 29, 2026
4Strong evidenceSanta Clara, CA, United StatesHQ checked Sep 29, 2026201-500139 contacts →

Strong evidence

“EffOne was founded by a team of Software Engineers in 1996, as a California Corporation with the mission of providing custom software development services.”

Source: RevenueBase Database · checked Sep 29, 2026
5Strong evidenceSanta Clara, CA, United StatesHQ checked Sep 29, 202651-200106 contacts →

Strong evidence

“EITACIES Inc, established since 2008 with globally integrated service centers, a pioneer in providing software development services in SOA, Cloud Integration, Cyber Security &…”

Source: RevenueBase Database · checked Sep 29, 2026
6Indirect evidenceSanta Clara, CA, United StatesHQ checked Sep 29, 202611-5018 contacts →

Indirect evidence

“Excellentric Infosystems specializes in mobile application development, Website designs and game development.”

Source: RevenueBase Database · checked Sep 29, 2026
7Partial evidenceSanta Clara, CA, United StatesHQ checked Sep 29, 202611-5011 contacts →

Partial evidence

“Native Clouds is a Business Consulting Firm with an extensive presence in the Northern American subcontinent.”

Source: RevenueBase Database · checked Sep 29, 2026
8Strong evidenceSanta Clara, CA, United StatesHQ checked Sep 29, 202611-502 contacts →

Strong evidence

“We help clients design and develop innovative, custom software apps across all platforms.”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 8 of 32 custom cloud software developers based in Santa Clara, United States

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Custom cloud software developers based in Santa Clara, United States at a glance

As of Sep 29, 2026
14.4%Verified-email coverage
26.1Average contacts per company
11-50Median size (employees)
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
8
11-50
14
51-200
6
201-500
3
501-1,000
1

Email recency for this list is measured across the whole United States list rather than for Santa Clara, so it is reported there. Company counts and contact totals on this page are exact for Santa Clara, over 32 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 custom cloud software developers, 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 Santa Clara, United States whose own description of what they do matches “custom cloud software developers”. 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 custom cloud software developers), 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 custom cloud software developers, and records with no verified work email. Companies headquartered outside Santa Clara 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, 120 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 29, 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.

Custom cloud software developers by metro in the United States

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 custom cloud software developers, 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 custom cloud software developers are there based in Santa Clara, United States?

RevenueBase identified 32 custom cloud software developers headquartered in Santa Clara, 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?

Sigmasoft, headquartered in Santa Clara, tops this list with the largest team on record.

Which city in the United States has the most custom cloud software developers?

New York leads the United States with 444 headquartered companies, followed by Austin (295) and Houston (210). Santa Clara has 32.

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 120 verified decision-maker contacts tracked across these 32 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 29, 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.