Insights

Digital Trust Leadership CertiSign is a leading provider of digital identification, certificates, and signatures, with a proven track record of over 15 million digital certificates issued and 5 million document signatures monthly, demonstrating a strong position in secure transaction solutions.

Technological Innovation Recent appointment of a new CTO and utilization of advanced tech stacks such as Python, VMware, and Kibana highlight their commitment to innovation, creating opportunities for customized, cutting-edge security and identity management solutions.

Regional Expansion Potential With more than 1,800 service points in Brazil and abroad, CertiSign's extensive coverage indicates potential for expanding enterprise integrations and partnering with organizations seeking trusted digital certification services.

Security and Compliance Focus Their emphasis on biometric validation, data centers, and secure digital journeys positions CertiSign as a strategic partner for companies prioritizing regulatory compliance and high-trust digital environments.

Market Growth Opportunities Operating in the IT services sector with a revenue range of 1 to 10 million USD, CertiSign presents opportunities to develop tailored solutions for mid-sized businesses looking to enhance digital security and certification capabilities.

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CertiSign Tech Stack

CertiSign uses 8 technology products and services including LinkedIn Ads, AppNexus, AdOpt, and more. Explore CertiSign's tech stack below.

LinkedIn Ads
Advertising
AppNexus
Advertising
AdOpt
Cookie Compliance
SQL
Database
Module Federation
Development
Python
Programming Languages
VMware
Virtualisation Software
Kibana
Visualisation Software

Media & News

Certisign hires Renan Santos as Chief Technology Officer.
Certisign, a technology company providing trust services and one of the largest Certification Authorities in Brazil, announces Renan Santos as its new Chief Technology Officer (CTO).
Oct 28, 2025 | tiinside.com.br

CertiSign's Email Address Formats

CertiSign uses at least 1 format(s):

CertiSign Email Formats	Example	Percentage
First.Last@certisign.com.br	John.Doe@certisign.com.br	64%
FLast@certisign.com.br	JDoe@certisign.com.br	32%
First.Middle@certisign.com.br	John.Michael@certisign.com.br	3%
FirstLast@certisign.com.br	JohnDoe@certisign.com.br	1%

Frequently Asked Questions

Where is CertiSign's headquarters located?

CertiSign's main headquarters is located at 1485 Avenida Brigadeiro Faria Lima, 6º Andar. The company has employees across 5 continents, including South AmericaEuropeNorth America.

What is CertiSign's phone number?

You can contact CertiSign's main corporate office by phone at

+55-11-3478-****

. For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is CertiSign's official website and social media links?

CertiSign's official website is certisign.com.br and has social profiles on LinkedIn Crunchbase.

What is CertiSign's SIC code NAICS code?

CertiSign's SIC code is 7372 - Prepackaged Software NAICS code is 5415 - Computer Systems Design and Related Services.

How many employees does CertiSign have currently?

As of December 2025, CertiSign has approximately 643 employees across 5 continents, including South AmericaEuropeNorth America. Key team members include Ceo: M. A. D. A.Cpo: J. D.Cto: R. S.. Explore CertiSign's employee directory with LeadIQ.

What industry does CertiSign belong to?

CertiSign operates in the IT Services and IT Consulting industry.

What technology does CertiSign use?

CertiSign's tech stack includes LinkedIn AdsAppNexusAdOptSQLModule FederationPythonVMwareKibana.

What is CertiSign's email format?

CertiSign's email format typically follows the pattern of First.Last@certisign.com.br. Find more CertiSign email formats with LeadIQ.

When was CertiSign founded?

CertiSign was founded in 1996.

CertiSign

Q: What is CertiSign's official website and social media links?

CertiSign's official website is certisign.com.br. CertiSign has social profiles on LinkedIn.

Q: How many employees does CertiSign have currently?

CertiSign has approximately 643 employees.

Q: What technology does CertiSign use?

CertiSign's tech stack includes AdOpt, C#, Underscore.js, Nuvemshop, Hadoop.

IT Services and IT ConsultingSão Paulo, Brazil501-1000 Employees

Somos uma empresa de tecnologia. Por meio das nossas plataformas de identificação, certificados e assinaturas, oferecemos uma experiência digital altamente confiável e descomplicada, promovendo o crescimento de negócios e ampliando conexões. Nossas soluções garantem a identificação e a segurança em jornadas e transações nos mais diversos casos de uso.   

Temos mais de 1.800 pontos de atendimento no Brasil e no exterior, dois Data Centers e já emitimos mais de 15 milhões de certificados digitais. Além disso, viabilizamos a assinatura de mais de 5 milhões de documentos mensalmente e validamos milhares de identidades por meio da biometria facial e digital.   

A segurança e a qualidade do que fazemos proporciona muito mais confiança nas relações digitais. Mais confiança gera mais negócios, mais oportunidades e conexões mais fortes.