Company lists · Data refreshed September 2026

Top 25 Digital signature companies worldwide

RevenueBase identified 1,137 digital signature companies worldwide as of September 2026 and tracks 24,972 professional contacts across them, including 11,063 with verified work emails. Brazil is the largest market and Sao Paulo the largest hub.

This list covers digital signature companies worldwide, 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 21, 2026. Country and city lists for digital signature companies follow the table.

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 21, 2026 86% judged on-target in blind review
1,137Companies
24,972Contacts tracked
11,063Verified emails
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The 25 largest digital signature companies worldwide

Ranked by team size
Top 25 of 1,137 digital signature companies worldwide, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to digital signature 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 21, 20265,001-10,0008,156 contacts →

Indirect evidence

“Docusign brings agreements to life.”

Source: RevenueBase Database · checked Sep 21, 2026
2Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 21, 2026501-1,000859 contacts →

Indirect evidence

“Stand out with the top‑rated solution for creating, managing, tracking, and esigning every important document you handle.”

Source: RevenueBase Database · checked Sep 21, 2026
3Indirect evidenceSão Paulo, BrazilHQ checked Sep 21, 2026501-1,000652 contacts →

Indirect evidence

“Somos uma empresa de tecnologia.”

Source: RevenueBase Database · checked Sep 21, 2026
4Partial evidenceSenigallia, ItalyHQ checked Sep 21, 2026501-1,000640 contacts →

Partial evidence

“We are the world’s leading experts in Digital Transaction Management, with a deep knowledge of industry solution in which we work with a network of business partners and customers…”

Source: RevenueBase Database · checked Sep 21, 2026
5Partial evidenceGoiânia, BrazilHQ checked Sep 21, 2026501-1,000494 contacts →

Partial evidence

“Somos a Soluti, uma das principais provedoras globais de soluções em identidade digital, com um portfólio diversificado e tecnologias de ponta.”

Source: RevenueBase Database · checked Sep 21, 2026
6Indirect evidenceBogotá, ColombiaHQ checked Sep 21, 202651-200388 contacts →

Indirect evidence

“Gestión de Seguridad Electrónica S.A.(GSE S.A.) es el tercero de confianza que garantiza la seguridad tecnológica y jurídica de sus transacciones de acuerdo a la Ley 527 de…”

Source: RevenueBase Database · checked Sep 21, 2026
7Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 21, 2026201-500385 contacts →

Partial evidence

“At Nitro, we’re revolutionizing digital productivity for individuals and organizations worldwide.”

Source: RevenueBase Database · checked Sep 21, 2026
8Strong evidenceBarcelona, SpainHQ checked Sep 21, 2026201-500290 contacts →

Strong evidence

Signaturit Group, a Namirial Company, European leader in Trusted Digital Transactions.”

Source: RevenueBase Database · checked Sep 21, 2026
9Indirect evidenceSão Paulo, BrazilHQ checked Sep 21, 2026201-500289 contacts →

Indirect evidence

“Clicksign is an online platform to sign documents.”

Source: RevenueBase Database · checked Sep 21, 2026
10Indirect evidenceStockholm, SwedenHQ checked Sep 21, 2026201-500264 contacts →

Indirect evidence

“Founded in 2010, Scrive quickly became the Nordic e-sign market leader.”

Source: RevenueBase Database · checked Sep 21, 2026
11Indirect evidenceGururgram, IndiaHQ checked Sep 21, 202651-200242 contacts →

Indirect evidence

“Leegality is India's first unified Document Infrastructure Platform.”

Source: RevenueBase Database · checked Sep 21, 2026
12Indirect evidenceCaen, FranceHQ checked Sep 21, 202651-200220 contacts →

Indirect evidence

“Yousign is the intuitive, fast and secure European eSignature solution.”

Source: RevenueBase Database · checked Sep 21, 2026
13Strong evidenceCity Of London, United KingdomHQ checked Sep 21, 202651-200215 contacts →

Strong evidence

“Since 2001, Ascertia has been a global leader in delivering high-trust e-security products focusing on: Digital Signatures | Timestamps | Evidence Archiving | OCSP Validation…”

Source: RevenueBase Database · checked Sep 21, 2026
14Indirect evidenceSector 5, RomaniaHQ checked Sep 21, 2026201-500210 contacts →

Indirect evidence

“certSIGN este o companie specializată în dezvoltarea și implementarea de aplicații software pentru securitatea informațiilor, precum și în furnizarea de servicii dedicate…”

Source: RevenueBase Database · checked Sep 21, 2026
15Indirect evidenceChennai, IndiaHQ checked Sep 21, 202651-200205 contacts →

Indirect evidence

“Odyssey Technologies Limited is an information security company headquartered in Chennai, India, with experience in developing security solutions for businesses and individuals.”

Source: RevenueBase Database · checked Sep 21, 2026
16Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 21, 2026201-500201 contacts →

Partial evidence

“RPost® is a global leader in eSignature and cybersecurity solutions, helping organisations secure their communications and digital transactions.”

Source: RevenueBase Database · checked Sep 21, 2026
17Indirect evidenceŞişli, TürkiyeHQ checked Sep 21, 202651-200197 contacts →

Indirect evidence

“Hayatınızı TÜRKKEP ile kolaylaştırın: Yasal Geçerli ve Güvenli TÜRKKEP Hizmetleri E-Belgenin elektronik ortamda yasal geçerli ve güvenli şekilde oluşturulması, gönderilmesi…”

Source: RevenueBase Database · checked Sep 21, 2026
18Partial evidenceGodoy Cruz, ArgentinaHQ checked Sep 21, 2026n/a191 contacts →

Partial evidence

“En Kafé Sistemas ayudamos a organizaciones a digitalizar y ordenar sus procesos documentales.”

Source: RevenueBase Database · checked Sep 21, 2026
19Indirect evidenceQuito, EcuadorHQ checked Sep 21, 2026201-500167 contacts →

Indirect evidence

“Quiénes Somos?”

Source: RevenueBase Database · checked Sep 21, 2026
20Strong evidenceCairo, EgyptHQ checked Sep 21, 202651-200159 contacts →

Strong evidence

Digital signature and Information security, Legal Certificate Service Provider in Egypt, VeriSign Affiliate”

Source: RevenueBase Database · checked Sep 21, 2026
21Partial evidenceAugsburg, GermanyHQ checked Sep 21, 202651-200134 contacts →

Partial evidence

“Als Anbieter digitaler Transformationslösungen schafft SYNCPILOT Räume für nachhaltig erfolgreiche Dialoge und Kundenerlebnisse.”

Source: RevenueBase Database · checked Sep 21, 2026
22Indirect evidenceBlumenau, BrazilHQ checked Sep 21, 202651-200134 contacts →

Indirect evidence

“No mercado desde 1995, a Quick Soft vem firmando, cliente a cliente, sua marca de eficiência, qualidade e tecnologia.Por meio do investimento contínuo na qualificação, na evolução…”

Source: RevenueBase Database · checked Sep 21, 2026
23Indirect evidencePoznan, PolandHQ checked Sep 21, 202651-200115 contacts →

Indirect evidence

“Autenti is a European trust services platform enabling the creation, signing, sharing, and storage of documents, as well as collaboration on them, in full compliance with the…”

Source: RevenueBase Database · checked Sep 21, 2026
24Partial evidenceClermont-ferrand, FranceHQ checked Sep 21, 2026501-1,000111 contacts →

Partial evidence

“The European digital trust ecosystem is accelerating its transformation, boosting the need for more efficient and secured solutions.”

Source: RevenueBase Database · checked Sep 21, 2026
25Indirect evidenceSheridan, WY, United StatesHQ checked Sep 21, 202611-50111 contacts →

Indirect evidence

“BlueNotary empowers lenders, title and escrow companies and law firms to work smarter and faster with secure, legally compliant Remote Online Notarization (RON), eClosings…”

Source: RevenueBase Database · checked Sep 21, 2026

Showing 25 of 1,137 digital signature companies worldwide

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Digital signature companies worldwide at a glance

As of Sep 21, 2026
44.3%Verified-email coverage
22.0Average contacts per company
11-50Median size (employees)
3.2%Largest-city concentration · Sao Paulo
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
521
11-50
419
51-200
142
201-500
29
501-1,000
14
1,001-5,000
9
5,001-10,000
1
10001+
1

Email recency is reported on each country list linked below.

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 digital signature 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.
Coverage
Every country. Country and city lists for digital signature companies are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “digital signature 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 digital signature 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 digital signature companies, and records with no verified work email.
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, 11,063 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 21, 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.

Digital signature companies by location

8 lists · largest first

Every Digital signature companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 digital signature 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 digital signature companies are there worldwide?

RevenueBase identified 1,137 digital signature companies worldwide 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?

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

Which country has the most digital signature companies?

Brazil leads with 155 companies, followed by the United States (104) and India (86). Every digital signature companies list by country and city is linked on this page.

Which city has the most digital signature companies?

Sao Paulo leads with 36 headquartered companies, followed by Santiago (16) and Barcelona (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 11,063 verified decision-maker contacts tracked across these 1,137 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 21, 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.