Gastón Krasny (Gaston Krasny)
Gastón Krasny is an Argentine entrepreneur and AI advisor. He was co-founder and CTO of SeSocio, a Latin American fintech acquired by Blockchain.com in 2021, after a decade leading data and R&D at Despegar.com and Navent. Today he co-leads AI Legales, technology for Argentine lawyers, and advises companies across industries on AI, technology and M&A.
Leer en español →Career
- 2025 — now · Now
AI Legales · Advisory · Consulting
Co-founded AI Legales, technology for Argentine lawyers: JurisprudenciaARG case-law search, case tracking, lawsuit alerts, AI drafting — and an MCP server that brings it all into AI assistants. Alongside it, I keep advising and consulting: companies that want more from technology and AI, and founders building something new. Have a project? Write me.
- 2022 — 2026 · Advisor & Consulting
M&A · Audits · CTO roles
Advised founders and investors on M&A and technical due diligence. Ran technology audits and investigations, consulted for cybersecurity companies, and served as CTO for international companies in healthcare and compliance.
- 2016 — 2022 · Founder
SeSocio → Blockchain.com
Co-founded SeSocio and, as CTO, built engineering and operations from scratch to 150+ people and market leadership: crypto card, payment rails, bill payments, investments, trading. Co-led due diligence and the M&A process end to end, from KYC/AML to integration. After the acquisition, stayed as Head of Engineering to lead the merger and the LatAm expansion playbook.
The SeSocio story (in Spanish) → - 2011 — 2016 · Hypergrowth
Despegar.com · Navent
Joined Despegar.com during the hypergrowth that made it Latin America's largest online travel company. Grew BI from 3 to 20+ people, then moved to R&D: machine learning for personalization, conversion and credit-card fraud prevention, and the company's event-driven big-data architecture. At Navent, led R&D on recommendation over millions of job ads and properties — and trained engineers into data scientists.
- 2005 — 2011 · Foundations
Itechnology · icomm
Started as a developer and grew into technical lead on Icommarketing's mass-email platform — known today as icomm — and on billing and analytics systems for clients across Latin America. All while completing a Licenciatura (MSc-equivalent) in Computer Science at the University of Buenos Aires (UBA).
AI Legales
Technology for Argentine lawyers. Case-law search, case tracking, lawsuit alerts and AI drafting — in one place, and inside AI assistants via MCP. ailegales.com
Writing & media
All press & media kit →Frequently asked questions
Who is Gastón Krasny?
Gastón Krasny is an Argentine entrepreneur and AI advisor. He co-founded SeSocio, a Latin American fintech acquired by Blockchain.com in 2021, where he was CTO. Today he is co-founder of AI Legales, technology for Argentine lawyers, and advises and consults for companies in any industry on AI, technology and M&A.
What did Gastón Krasny do at SeSocio and Blockchain.com?
He co-founded SeSocio in 2016 and, as CTO, built engineering and operations from scratch to 150+ people and market leadership. He co-led the due diligence and M&A process with Blockchain.com, which acquired SeSocio in 2021, and stayed as Head of Engineering until 2022 to lead the merger and the LatAm expansion.
What was SeSocio?
SeSocio was an Argentine online investment and personal finance platform co-founded by Guido Quaranta and Gastón Krasny. Launched in April 2017, it let small investors take part in real-economy projects and crypto assets with no minimum amount, reached 100,000+ users and had offices in Argentina, Chile, Mexico, Colombia and Peru. In November 2021 Blockchain.com announced its acquisition.
Full history of SeSocio (in Spanish) →What is AI Legales?
AI Legales is technology for Argentine lawyers, co-founded by Gastón Krasny in 2025: JurisprudenciaARG case-law search, case tracking, lawsuit alerts and AI drafting. It reaches 150,000+ lawyers.
What does Gastón Krasny do today?
He co-leads AI Legales and works hands-on with a few companies at a time: improving how companies work — where technology helps, what to automate, where AI fits — and building solutions that work, technical due diligence and M&A, support for regulated industries, and technology audits. He also speaks at events and podcasts.
What is Gastón Krasny's background?
20+ years in technology. He started as a developer and technical lead at Itechnology (2005–2011), led business intelligence and R&D at Despegar.com (2011–2015), and was Head of R&D at Navent (2015–2016), before co-founding SeSocio. He holds a Licenciatura (MSc-equivalent) in Computer Science from the University of Buenos Aires (UBA).
Does AI Legales work with law firms on custom projects?
Yes. Besides its products, AI Legales works directly with law firms to modernize them: diagnosing where technology and AI make the biggest impact, building custom tools for drafting, review and search over the firm's own files, and training teams to use AI safely and confidentially.
How can I contact Gastón Krasny?
By email at contact@gastonkrasny.com, or on LinkedIn (linkedin.com/in/gaston-krasny).