Company lists · Data verified August 2026

Top 15 Api banking platforms based in San Francisco, United States

Name: Api banking platforms based in San Francisco, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 27 companies tracked

There are 27 api banking platforms headquartered in San Francisco, United States (RevenueBase, August 2026). RevenueBase tracks 1,541 professional contacts across them, including 555 with verified work emails and 394 with mobile numbers. San Francisco is the largest hub.

This list covers api banking platforms 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. Data current as of August 28, 2026.

27Companies

1,541Contacts tracked

555Verified emails

394Mobile numbers

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The 15 largest api banking platforms based in San Francisco, United States

Ranked by team size

Top 15 of 27 api banking platforms based in San Francisco, United States, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	BLEND	San Francisco, CA	1,001-5,000	706	196
2	Clutch	San Francisco	51-200	238	162
3	Cloudcard INC	San Francisco	51-200	122	49
4	SLASH	San Francisco, CA	11-50	64	21
5	Treasury Prime	San Francisco, CA	51-200	58	31
6	Prelim	San Francisco, CA	51-200	44	22
7	ONEUP	San Francisco	11-50	33	9
8	Synapse	San Francisco, CA	201-500	29	22
9	Stronghold	San Francisco, CA	11-50	29	14
10	WYRE	San Francisco, CA	51-200	18	7
11	Enable Technologies	San Francisco, CA	1-10	16	10
12	Capstack Technologies	San Francisco, CA	11-50	15	4
13	DAPI	San Francisco, CA	11-50	10	2
14	Monitise Americas IS Fiserv	San Francisco, CA	201-500	9	3
15	Stitch	San Francisco, CA	1-10	2	2

Showing 15 of 27 api banking platforms based in San Francisco, United States

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Api banking platforms based in San Francisco, United States at a glance

As of Aug 28, 2026

11-50Median size (employees)

San FranciscoLargest hub · 27 HQs

394Contacts with mobile numbers

4Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Api banking platforms by metro in the United States

Metro	Companies
Api banking platforms in San Francisco	27
Api banking platforms in New York	22
Api banking platforms in Austin	12
Api banking platforms in Miami	12
Api banking platforms in Atlanta	8
Api banking platforms in Dallas	8
Api banking platforms in Chicago	6

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “api banking platforms”, with match quality audited by blind human judging, and headquartered in San Francisco, United States.
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: Contact records re-verify on a rolling cadence; 4 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many api banking platforms are there based in San Francisco, United States?

There are 27 api banking platforms headquartered in San Francisco, United States as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most api banking platforms?

San Francisco leads with 27 headquartered companies, followed by New York (22) and Austin (12).

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 555 verified decision-maker contacts tracked across these 27 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.