The foundation
Carlos Fernando Correa de Castro brings together young lawyers from renowned Paraná law schools and founds ACC with the purpose of delivering differentiated legal services to the national market.
Since 1970, we have applied the law by structuring innovative legal solutions aligned with reality and market challenges. Each new era has found ACC ready.
Recognized
Chambers Brazil 2025
2nd consecutive year
56
years
1.2k+
clients
Alongside every new era of the law
What has driven us for six decades
The Manifesto
For 56 years, the world changes — and we change with it.
Laws, the market, and technology change. What doesn't change is our way of serving.
We were born in 1970 with the purpose of providing distinguished legal services. We have navigated major legislative and economic shifts, the advent of the internet, the rise of AI, always ready to serve. Each new era has found us ready.
We unite the legacy of our founder CARLOS FERNANDO CORREA DE CASTRO with the energy of our partners and young talent. We have built a solid network of correspondents in every state of Brazil and abroad. Tradition that thinks ahead.
8 Values · 1 purpose
Purpose
Building legal solutions that transform realities.
Vision
To be a benchmark in Brazil and abroad for technical excellence, innovation and social commitment.
1970 · The Founder
Founder
Carlos Fernando
Correa de Castro
Founding
1970
Today
2026
Dr. Carlos Fernando Correa de Castro · Founder
The law is practiced with technique, but honored with character.
The vision
In 1970, Carlos Fernando Correa de Castro founded, in Curitiba, a law firm dedicated to legal services of excellence.
The founding
From a first office in the city center grew what would become one of the most respected legal houses in the country.
The legacy
Throughout its history, ACC has trained the professionals who today lead the firm with the same ethical standards and quality.
The continuity
In 2026, his firm remains guided by the same principles: dedication, loyalty, ethics.
1970 — 2026 · 21 milestones
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Meet our partners · 33 professionals
Senior Partner
She has worked for over 24 years on highly complex matters for domestic and multinational companies. Board member of the Paraná Bar Association Institute, ethics tribunal judge at OAB/PR for more than 15 years, and speaker on business law and professional ethics.
Senior Partner
He advises and litigates strategically for financial institutions, specializing in banking, fintechs, and business structuring on new technology platforms.
Senior Partner
She has worked for over 20 years in business structuring, international commercial transactions, innovation, compliance, and privacy & data protection. Licensed in Brazil and Portugal, with an LL.M from the University of San Francisco and a Master's in Law from UFSC.
Senior Partner
He provides legal counsel to companies, investors, and startups, specializing in corporate law, automotive, business structuring, venture capital, and compliance.
Senior Partner
She handles highly complex matters for mid-sized and large companies, specializing in civil law, contracts, strategic litigation, corporate law, and family & succession.
Senior Partner
She advises and litigates strategically in consumer relations, with emphasis on the automotive industry, specializing in consumer law, strategic litigation, and civil liability.
Senior Partners
They form the firm's leadership core and technical responsibility.
Service Partners
They handle the technical work of cases with the same standard as our legacy.
Service partners with individual recognition
Other service partners
Full team · updated 2026
Seals and rankings
How the rankings work
International yearbooks (Chambers, Leaders League, Análise Advocacia) evaluate firms through interviews with clients and market peers. There is, under no circumstances, payment for inclusion or recommendation — a practice prohibited by the OAB Code of Ethics. Being on these rankings means being heard by those who hired us and by our own competitors.
International recognition for the second consecutive year. Partners with individual distinction in strategic practice.
2 ranked editions
International recognition in strategic practices. Four equity partners highlighted in the 2026 edition.
3 times ranked
Listed among Brazil's most admired law firms. Consecutive editions — two equity partners with individual distinction in 2026.
8 times ranked
Recognition of women's leadership and diversity in the partnership.
5 times ranked
Most admired firm in the Análise Advocacia regional ranking, evaluated through interviews with clients and peers.
3 times ranked
2024 and 2025 certification as a great place to work — anonymous employee survey. 2026 edition in progress.
2 ranked editions
Ongoing recognition from the Brazilian Association of Lawtechs and Legaltechs in 2024 and 2026.
2 ranked editions
CESA Gender Equity Seal — national research on inclusion and valuing women in the legal profession.
2 ranked editions
Compliance & Ethics
The ethics that brought us here are the same that guide us tomorrow.
Absolute commitment to confidentiality in relationships with clients, partners, and employees — the principle that supports all our ethical decisions.
Every new matter is reviewed in advance to prevent conflicts. We decline cases whenever any overlap of interests is identified.
Clear standards on relationships with clients, suppliers, public agents, and the community — internalized from day one.
Sustainability & ESG
Signatories for 6 years. Annual ESG reports published.
We joined the United Nations Global Compact in June 2020 — we will soon complete six years as signatories. We publish annual sustainability reports demonstrating our commitment to responsible business practices across human rights, labor, environment, and anti-corruption.
Published reports
Global Compact 2022
Communication on Engagement · UN
Sustainability Report 2023
ESG pillars · human rights, labor, environment
Sustainability Report 2024
ESG pillars · 4th consecutive year of accountability
Sustainability Report 2025
In preparation · expected publication 2026
Practice areas
Legal practices
Advisory and contentious work across all main fronts of Brazilian business law.
Sectors served
Deep knowledge of strategic markets in the Brazilian economy, with international reach.
ACC by the numbers
years of history
clients served
partners in Brazil
Let's talk
Tell us about your matter. In up to five guided questions, our intelligent intake routes you to the right partner — within one business day.
Address
Rua Marechal Deodoro, 500
3º andar · Centro · Curitiba — PR
Phone
Hours
Monday to Friday, 9am to 6pm. Urgent matters can be requested via 24/7 chat — we route your demand to the responsible team.