Portfolio
Business strategy & sustainable performance
I help businesses establish and grow in Switzerland, combining strategic structuring with sustainable maintenance and operating-cost optimisation.
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About
Lionel Kaufmann
At Mercury Strategy, I have supported SMEs, family businesses and international clients since 2015 with business structuring and establishment in Switzerland. My work covers company formation, regulatory processes, financial management and banking relationships.
At Gestec SA, I focus on sustainable maintenance and operating-cost optimisation (OPEX). I help align maintenance processes with business objectives, extend equipment life and improve operating efficiency.
These complementary activities bring together business strategy, financial discipline and operational performance.
CV
Curriculum vitae
Professional experience
Gestec SA — Sustainable Maintenance & OPEX Optimisation Expert
April 2026 – present · Geneva
Maintenance strategy, operating-cost analysis and long-term equipment performance.
Mercury Strategy — Business Establishment Consultant & External CFO
June 2015 – present · Geneva
Company formation and structuring, financial management, budgets, reporting and regulatory coordination.
Fondation des Parkings — Secretarial and Accounting Assistant
November 2022 – February 2023 · Geneva
Cash and accounts-payable entries in Sage 200 and Ottokar.
Genèveroule — Accounting Assistant
September 2022
Accounting cover and supplier-invoice processing.
Association Comptabilis — Accountant
August – September 2022
Payroll, financial accounting, closing and financial statements.
Myrialys Fiduciaire & Services SA — Accounting Assistant
August – October 2018 · Geneva
Bookkeeping and bank reconciliation.
Gestec SA — Accounting and Administration
August 2005 – June 2015
Accountant (June 2012 – June 2015); accounting assistant (August 2006 – May 2012); commercial apprentice (August 2005 – July 2006). Accounting systems, invoicing, back-office processes and administrative support.
Infologo S.A. — Commercial Apprentice
August 2003 – July 2005 · Geneva
Logistics, bookkeeping and ERP data maintenance.
Education
HES-SO / HEG Genève — Bachelor in Business Economics
2008 – 2012 · Studied while employed
Specialisation: controlling and net present value (NPV).
École André-Chavanne, Geneva — Commercial Maturity
2006 – 2008 · Studied while employed
Certifications
Atlassian · September 2023
Confluence Fundamentals Badge
Jira Work Management Fundamentals Badge
Jira Fundamentals Badge
Skills
Business structuring and establishment in Switzerland
Financial management, accounting, budgeting and reporting
Regulatory coordination and financial analysis
Sustainable maintenance, asset performance and OPEX optimisation
Odoo, Sage, Winbiz and Microsoft Excel
Languages
French — Native or bilingual proficiency
English — Full professional proficiency