Company lists · Data verified August 2026

Top 25 E-signature software companies based in the United States

Name: E-signature software companies based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 101 companies tracked

There are 101 e-signature software companies headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 10,042 professional contacts across them, including 5,949 with verified work emails and 3,511 with mobile numbers. San Francisco is the largest hub.

This list covers e-signature software companies headquartered in the 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.

101Companies

10,042Contacts tracked

5,949Verified emails

3,511Mobile numbers

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The 25 largest e-signature software companies based in the United States

Ranked by team size

Top 25 of 101 e-signature software companies based in the 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	Docusign	Warrenville, IL	5,001-10,000	8,103	5,529
2	FOXIT	Fremont, CA	501-1,000	480	85
3	RPOST	Los Angeles, CA	201-500	198	7
4	Infoimage, INC	Brisbane, CA	201-500	138	74
5	Bluenotary	Sheridan, WY	11-50	111	11
6	S-Docs	New York, NY	51-200	49	35
7	ARX	n/a	51-200	37	2
8	Edoc Innovations	Middlebury, VT	11-50	36	19
9	Signix Digital Signature & Enotary Technology	Chattanooga, TN	11-50	34	21
10	Crossware	Orlando, FL	11-50	28	20
11	Secured Signing	Mountain View, CA	11-50	22	11
12	Blueink	Scottsdale, AZ	11-50	22	10
13	Bolosign	Dover, DE	11-50	19	8
14	viditure.inc	Campbell, CA	11-50	19	2
15	Greensign	Remote	11-50	15	4
16	Pdcflow	Ogden, UT	11-50	15	3
17	Topaz Systems, INC	Moorpark, CA	11-50	14	6
18	Esigns IO	Hauppauge, NY	11-50	12	1
19	Securedocs, An Onit Company	Goleta, CA	11-50	11	9
20	DBS Software And Services	Lake Mary, FL	11-50	10	7
21	Crypton Business Software	Augusta, GA	11-50	10	4
22	Dropbox Sign	San Francisco, CA	51-200	9	2
23	Signwell	Portland, OR	11-50	8	7
24	Inenvi, INC	Las Vegas, NV	11-50	8	3
25	Docubee	Tampa, FL	51-200	8	2

Showing 25 of 101 e-signature software companies based in the United States

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E-signature software companies based in the United States at a glance

As of Aug 28, 2026

11-50Median size (employees)

San FranciscoLargest hub · 5 HQs

3,511Contacts with mobile numbers

6Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

E-signature software companies by metro

Metro	Companies
E-signature software companies in San Francisco	5
E-signature software companies in New York	4
E-signature software companies in Middletown	3
E-signature software companies in San Jose	3
E-signature software companies in Boston	2
E-signature software companies in Austin	2
E-signature software companies in Irvine	2

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 “e-signature software companies”, with match quality audited by blind human judging, and headquartered in the 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; 6 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 e-signature software companies are there based in the United States?

There are 101 e-signature software companies headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Docusign, headquartered in Warrenville, tops this list with the largest team on record.

Which city has the most e-signature software companies?

San Francisco leads with 5 headquartered companies, followed by New York (4) and Middletown (3).

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 5,949 verified decision-maker contacts tracked across these 101 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.