Campinas, São Paulo, Brazil · since 1989
Business law in Brazil for companies that decide with confidence
Legal counsel for Brazilian and foreign companies operating in Brazil: corporate, labor, tax, contracts and disputes, supported by technology developed in-house.
About the firm
Beyond litigation
Built on technical excellence, innovation and close client service, Tannus Advogados offers tailored legal solutions to companies seeking security and a competitive edge.
Our commitment goes beyond defending lawsuits: we act strategically to protect operations, prevent risks and support results. In business, tax, contract or labor matters, our advice combines a business mindset, family tradition and a focus on lasting relationships with each client.
Our history
Two generations
Founded in 1989 by José Jorge Tannus Júnior and Ana Maria Francisco dos Santos Tannus, Tannus Advogados has become a reference in strategic business law. The second generation of the family, José Jorge Tannus Neto and Raphael Jorge Tannus, carries on the tradition of legal excellence and innovation and has expanded the firm's practice areas.
Who we serve
Three kinds of companies, three sets of decisions
Foreign companies in Brazil
Setting up and running a Brazilian subsidiary: corporate structure, local labor rules, taxes and contracts, followed by a single legal team.
- Corporate law
- Labor law for employers
- Tax law and tax reform
Family businesses
Succession, holding companies, shareholders' agreements and family protocols, with inheritance tax (ITCMD) and the tax reform in the numbers.
- Holding companies and succession
- Corporate law
- Tax law
Healthcare companies
Hospitals, clinics, laboratories and health plan operators: ANS regulation, reimbursement to the public health system (SUS), patient claims and labor relations.
- Healthcare and health plans
- Labor law for employers
- Compliance and data protection
Technology developed in-house
Our own system, at the service of every case
The firm developed Tannus 12 Semanas, the legal management system used in all of its cases. Deadlines, documents and requests stay organized, and clients follow their own matters without having to call and ask.
Technology organizes the work; decisions remain with the lawyer.
Client Portal
Requests with a protocol number, documents and case progress in one place, available at any time.
Daily court monitoring
Notices and case updates reach the team every day, without depending on manual searches.
Double-checked deadlines
Official publications read with the help of artificial intelligence and always checked by the lawyer in charge.
ICP-Brasil digital signatures
Contracts, powers of attorney and legal opinions signed electronically, with full legal validity.
Calculations and debt updates
Amounts updated with official indexes, ready to be checked and negotiated.
Confidentiality and LGPD
Role-based access and data handled in line with the LGPD and attorney-client confidentiality.
How we work
From diagnosis to follow-up
The same method applies to a one-time consultation or to ongoing counsel for the company.
Diagnosis
Review of the company's documents, risks and deadlines before any action.
Strategy
Possible paths, with the cost and timing of each, so the decision stays with the business.
Execution
Contracts, defenses, appeals and negotiations handled by the responsible team.
Follow-up
Progress reports and a direct channel to the lawyer in charge of the case.
Contact
Tell us what is happening in your company
Write by e-mail or WhatsApp and the team will get back to you. Information is handled under attorney-client confidentiality and the LGPD.