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The team
An international team of experts
Our team, based in France and the United States, brings together experts in finance, taxation, HR, and accounting. Multilingual and international, it supports our clients in French, English, Spanish, and Mandarin, providing seamless, tailor-made support on both sides of the Atlantic.
Baptiste Laffond
CEO Lisan Finance
EXPERTISE
Baptiste Laffond is the CEO of Lisan Finance. A graduate of ICN Business School and Roger Williams University, he joined the company in 2009 and quickly rose through the ranks thanks to his financial expertise and strategic acumen.
Chloé Denis
Senior Financial Controller
EXPERTISE
Chloé Denis structures companies financial performance using tailor-made tools. She optimizes cash flow, working capital, cash flow, and financing, and supports complex operations such as fundraising and due diligence.
David Hamelin
External CFO
EXPERTISE
David Hamelin supports fast-growing companies (high-tech, SaaS, deep tech, services) as an outsourced CFO. Working closely with their teams, he puts his expertise at the service of their development with a hands-on, performance-oriented approach.
Allan Potiron
Senior Financial Controller
EXPERTISE
Allan Potiron is a financial consultant at Lisan Finance, where he assists French and American tech companies in structuring their finance functions, developing P&L statements, and implementing effective reporting systems.
Valentin Raffenne
Head of Technology
EXPERTISE
Valentin is Head of Technology. He leads the “Tech for Finance” practice and develops technology, data, and business intelligence offerings for the firm’s clients. Together with the Chief of Staff, he also leverages technology and AI to drive Lisan Finance’s scalability.
Richard Le Piouffle
External CFO
EXPERTISE
Richard Le Piouffle is an outsourced CFO, primarily in international environments. He supports his clients on financial, operational, and strategic issues with a structured and pragmatic vision tailored to their development.
Clément Lucas
External CFO
EXPERTISE
Clément Lucas supports a portfolio of start-ups and scale-ups, supervises French clients, and provides assistance with complex technical issues. He also oversees internal developments, including tool improvements, process optimization, and digitization.
Colin Mandier
External CFO
EXPERTISE
Colin Mandier assists executives in implementing appropriate financial tools. He oversees all functions of an outsourced finance department, from taxation to accounting and reporting.
Henri Vedel
External CFO
EXPERTISE
Henri Vedel supports complex or innovative projects that require advanced financial modeling. He supervises teams, manages client relations, and oversees the production of financial statements.
Fabienne Petereau
Office Manager / HR Consultant
EXPERTISE
Fabienne Petereau oversees the firm's administrative, financial, and HR organization, as well as coordinating internal events. As the CEO's right-hand woman, she also provides personal assistance and supports certain clients with outsourced HR management.
Irene Garcia
HR Consultant
EXPERTISE
Irene Garcia, HR Specialist based in California, designs and implements HR strategies aligned with objectives and compliance. She manages payroll, benefits, HR processes, and related technology tools.
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Kathleen Kuo
HR Consultant
EXPERTISE
Kathleen Kuo, HR Specialist based in California, assists clients with payroll, benefits, compliance, and reporting, working across the entire employee lifecycle.
Valentin Petillot
External CFO
EXPERTISE
Valentin Pétillot, outsourced CFO at Lisan Finance in New York, oversees the financial operations of a portfolio of clients, from monthly management to forecasts, business plans, and business-oriented reporting.
Claire Vaillant
External CFO
EXPERTISE
Claire Vaillant, an outsourced CFO, assists French startups in establishing themselves in the United States in the areas of finance, tax, legal, and HR. She ensures compliance between the two countries and oversees mandatory reporting.
Charlotte Walsh
Accounting & Tax Specialist
EXPERTISE
Charlotte Walsh is an Accounting & Tax Specialist at Lisan Finance. She assists a portfolio of French and American clients with a variety of issues, including accounting, reporting, taxation, human resources, legal matters, and administrative management.
Karl Luneau
Financial Controller
EXPERTISE
Karl Luneau is Financial Controller at Lisan Finance. A graduate of EDHEC Business School, he supports the firm's development in the United States from the New York office.
Adria Jeremy
HR Consultant
EXPERTISE
Adria is an HR Specialist based in California, supporting clients on payroll, benefits, compliance, and filings, across the full employee lifecycle.
Melaine Kemmegne
Accounting & Tax Specialist
EXPERTISE
Melaine is an Accounting & Tax Specialist based in Florida, serving Lisan Finance US and transatlantic Tech clients. She brings deep technical expertise to help founders build robust accounting foundations and ensure full tax compliance as they scale.
Christopher Cadarsi
Chief of Staff
EXPERTISE
Christopher is Chief of Staff to the CEO and based in Miami. After 10 years in Strategy Consulting, advising Tech investors and C-level executives at SMBs, he is responsible for scaling Lisan Finance, capturing strategic opportunities, and optimizing operations.
Romaric Lussiaud
M&A Advisor
EXPERTISE
Romaric is an M&A Advisor focused on small and mid-cap transactions in France and the United States. He regularly works sell-side to support Lisan Finance’s Tech Founder clients in their exits to strategic or financial investors.