Qualisign

What Qualisign does

QualiSign Informática S.A. is a privately held Brazilian SaaS company headquartered in São Paulo that operates the Portal QualiSign, a cloud-based platform for digital and electronic signature, electronic document formalization, and related trust services. The platform is built on PKI infrastructure compliant with ICP-Brasil standards, using X.509 v3 digital certificates, CMS/PKCS#7 signature formats, SHA-1 cryptographic hashing, and timestamping synchronized with Brazil's Official Legal Time (Hora Legal Brasileira) via the ACT-QualiSoft authority accredited by Brazil's National Observatory. Beyond core signing, the company offers an integrated suite of services including AI-powered Contract Builder, certified digital acceptance (Aceite Digital), AI-driven digital evidence reports (IA QualiSign), timestamping (Carimbo de Tempo), digital onboarding validated against the Federal Revenue (Onboarding Digital), electronic seals (Chancela Eletrônica), certified email (E-mail Válido), and Sign & Pay payment facilitation. Digital certificates (e-CPF, e-CNPJ) are issued via its Registration Authority accreditation linked to Safeweb, which replaced Serasa in April 2024.

QualiSign serves primarily medium-to-large Brazilian enterprises across multiple verticals including financial services, healthcare, education, food, and logistics, with named customers such as Rumo, DASA, Ingredion, Unisinos, and Nescred. Go-to-market is sales-led with direct enterprise outreach through phone, WhatsApp, email, and a free trial funnel, complemented by a free trial, content marketing via its blog, and SEO. Distribution is via a self-serve web portal, iOS and Android apps, and REST/SOAP APIs for OEM embedding and customized branded portals.

The company generates revenue primarily through subscription-based SaaS fees for the signing platform with a credit-based per-document usage component, plus recurring revenue from digital certificate issuance. Pricing is quote-based and not publicly disclosed. QualiSign operates as a 100% Brazilian company with no disclosed external funding, operating from its Paraíso, São Paulo headquarters, with infrastructure hosted across Microsoft Azure and Equinix datacenters delivering 99.5%+ availability. Compliance footprint includes ICP-Brasil accreditation, ISO 27001-aligned information security practices, and LGPD-aligned data protection policies.

Name

Qualisign

Legal name

QualiSign Informática S.A.

Website

https://qualisign.com.br

Company type

Private

Founded year

2014

Operating status

Operating

Headcount range

11–50 employees

Short description

QualiSign is a Brazilian SaaS company that operates the Portal QualiSign platform, providing ICP-Brasil-compliant digital signatures, electronic document formalization, timestamping, and certificate issuance to medium and large Brazilian enterprises across financial services, healthcare, education, and logistics.

Ownership category

akta.pro rank

Product category

Digital Signature Software

NAICS

Computer Systems Design and Related Services (54151)

SIC

Services-Computer Integrated Systems Design (7373)

akta.pro industry

PRIMARYHDAEAGAF

E-Signature & Digital Transaction Management (DTM)

Hardware, Technology & Telecom/Enterprise Platforms & Databases/Enterprise Content Management (ECM) & Document Management

SECONDARYHDAEAHAJ

eSignature, Forms & Digital Workflow Platforms

Hardware, Technology & Telecom/Enterprise Platforms & Databases/Business Process Management (BPM), Workflow & Automation Platforms

Keywords

• Digital signature platform
• Electronic document signing
• Contract automation software
• Digital certificate issuance
• Time stamping services

Headquarters

HQ city

São Paulo

HQ country

Brazil

HQ region

Latin America

Offices1 record

Markets served

GTM type

B2B

Offering type

Software

Cost components

Technology or R&D, Infrastructure, Personnel, Marketing or Sales, Operations

Revenue model

1. SaaS Subscription - Digital Signature Services: The primary revenue stream comes from SaaS subscription services providing digital signature, document formalization, and related electronic services. The platform operates on a credit-based usage model where customers pay per document processed, with subscription tiers available. Pricing is quote-based and not publicly disclosed on the website.
2. Digital Certificate Issuance: Revenue generated from issuance and management of digital certificates (e-CPF, e-CNPJ) through partnership with Safeweb certification authority, providing identity credentials for digital signatures.

Go-to-market motion1 record

Distribution channels5 records

Marketing channels6 records

Core offering

QualiSign operates a cloud-based SaaS platform (Portal QualiSign) that enables digital and electronic signature of documents with legal validity under Brazil's ICP-Brasil framework. The platform integrates document workflow management, AI-powered contract generation (Contract Builder), time stamping synchronized to Brazil's official time, certified email, digital onboarding, electronic seals, and digital certificate issuance through a Registration Authority linked to Safeweb.

Product overview

QualiSign is a Brazilian digital formalization company offering a unified SaaS platform (Portal QualiSign) for digital signature and electronic document management. The core platform integrates digital/electronic signatures, AI-powered Contract Builder, digital certificates (via Safeweb/ICP-Brasil), certified email (E-mail Válido), digital acceptance (Aceite Digital), AI digital reports (IA QualiSign), time stamping (Carimbo de Tempo / ACT-QualiSoft), digital onboarding (Onboarding Digital), electronic seals (Chancela Eletrônica), and combined Sign & Pay functionality. The platform operates as a trusted third party, providing document lifecycle management, multi-party workflows, and cryptographic evidence for legal validity.

Differentiator

Problem solved

Functional benefit

Products and services

• Assinatura Digital e Eletrônica (Digital and Electronic Signature) Digital and electronic signature service for any electronic document using ICP-Brasil certificates with legally valid signatures, workflow management, and signature tracking for Brazilian enterprises.
• Contract Builder AI-powered tool that automates contract generation from pre-defined templates and structured data, integrated into the QualiSign platform for automated formalization.
• Certificado Digital (Digital Certificate) Digital certificate issuance service (e-CPF and e-CNPJ) through a Registration Authority linked to ICP-Brasil, currently accredited via Safeweb for identity verification and digital signatures.
• E-mail Válido Certified email service providing legal evidence of email delivery and receipt with timestamps and sender authentication, equivalent to registered mail with acknowledgment of receipt for extrajudicial notifications.
• Aceite Digital Digital acceptance service for collecting consents and acknowledgments via digital confirmation (click-to-agree), providing legal validity for user agreements and terms.
• IA QualiSign (Laudo Digital) AI-powered digital report service providing automated analysis and generation of digital evidence reports for electronic documents and signatures, integrated with the formalization platform.
• Carimbo de Tempo (Time Stamp) Time stamping service synchronized with Brazil's Official Legal Time (HLB) via the National Observatory, providing cryptographically verifiable timestamps for digital signatures.
• Onboarding Digital Digital onboarding service that validates personal and corporate data directly with Brazil's Revenue Service (RFB) for identity verification and compliance.
• Chancela Eletrônica (Electronic Seal) Electronic seal service that applies a digitally bound seal image to PDF documents for enhanced authenticity and document verification.
• Sign & Pay Combined signing and payment facilitation service enabling immediate collection of payments upon formalization of contracts and other documents.
• Portal QualiSign Unified SaaS platform for digital signature and electronic document formalization providing document creation, workflow management, signature collection, timestamping, storage, and verification. Operates as a trusted third party that digitally signs documents to guarantee authenticity, integrity, and non-repudiation.

Quantifiable outcome

• Contract formalization time reduced from 6 days average to maximum 15 minutes
• +4 more outcomes

Named customers5 records

Segments4 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

Yes

API docs

API detail

Core technology

AI maturity

App detail

AI capability3 records

Feature10 records

Partnerships

Six partnerships are on record, tiered core, former and infrastructure.

• SafewebcoreTechnology or Integration · 1 April 2024Safeweb is a major Brazilian certificate authority (AC) that partnered with QualiSign in April 2024 when Serasa exited the digital certification market. Safeweb provides digital certificate issuance services (e-CPF, e-CNPJ) integrated into the QualiSign platform for identity verification and digital signatures.
• Serasa ExperianformerTechnology or IntegrationFormer certification authority partner that credenced QualiSign as Registration Authority (AR) in April 2018. Serasa exited the digital certification market in April 2024, prompting QualiSign's partnership with Safeweb.
• ICP-BrasilcoreOthersBrazilian Digital Certification Infrastructure (ICP-Brasil) is the government-backed PKI system that provides regulatory framework and certification standards. QualiSign operates as a Registration Authority (AR) and Time Stamping Authority (ACT) within this infrastructure, giving legal validity to digital signatures under MP 2.200-2.
• Observatório Nacional (ON)coreTechnology or IntegrationNational Observatory of Brazil provides the official Brazilian Time (Hora Legal Brasileira - HLB) synchronization for QualiSign's time stamping service (ACT-QualiSoft), ensuring cryptographic proof of document signing time with nationally certified timestamps.
• Microsoft AzureinfrastructureTechnology or IntegrationCloud infrastructure provider hosting the QualiSign platform, mentioned among technology partners providing datacenter and cloud services.
• EquinixinfrastructureTechnology or IntegrationData center provider mentioned among technology partners, providing physical infrastructure for QualiSign's secure data center operations.

Scale indicators3 records

Recent moves6 records

Expansion highlights5 records

Market position

Competitive moat4 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/qualisign
• Xx.com/qualisign
• Facebookfacebook.com/qualisign

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Qualisign