About QualiSign

A little about us

We are a QualiSoft group company with total focus on offering digital formalization services such as digital and electronic signature, time stamp, email with proof of delivery, digital acceptance and other related services.

Equipe caracteristícas: experiência e confiabilidade

Experience and Reliability

That is what we add from QualiSoft's services

We have the same team of qualified professionals who have always developed and maintained such services, ensuring the maintenance of the highest levels of quality and performance.

Why should you choose us?

We are a 100% national company, with more than 26 years of experience in the corporate market and specialized in digital formalization. Our services have the guarantee and reliability provided by AR-QualiSign a Registration Authority linked to ICP-Brasil and ACT-QualiSign, a Time Certification Authority (ACT) approved by the National Observatory in Brazil (ON), an institution linked to the Ministry of Science and Technology (MCTI), which issues time stamps synchronized with the Brazilian Legal Time (HLB).

In addition to guaranteeing its service levels, QualiSign will be fully dedicated to the development of new solutions and customizations in order to meet the demands of an increasingly competitive market more quickly and with more quality.

Por que nos escolher, garantia e confiabilidade

Customer focus, a personalized service, agility and quality. These are the pillars of QualiSign.

More questions?

QualiSign Data


Rua Correia Dias 337 - 2th floor - 04104-001
São Paulo - SP - Brazil


(11) 5906-7200

Company: : Qualisign Informática SA - Registered with CNPJ/MF No. 17.489.855/0001-20 - State Registry exempt

More information about QualiSign should be requested by email to:

More speed, modernity and security in your company's daily routine.

Higher productivity with reduced costs?

ICP Brasil autoridade de registro logo
Observatorio nacional Autoridade Certificadora de Tempo logo
AR-QualiSign garantia e confiabilidade logo
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This website uses ICP-Brasil, standards, as per Provisional Measure 2.200-2 of August 24, 2001.