About us.
Since its establishment in 2007, GSL has established itself as a trusted partner in the fields of accounting, payroll, tax and audit services. Leveraging our robust expertise, unwavering commitment at every stage, and personalized solutions, we have continuously strived to enhance the quality of our service over the years. We invite you to get to know us and explore how our dedication can contribute to the success of your business.
Discover our team.
Meet the GSL team – dedicated professionals, here to guide you simply and effectively through your accounting and tax challenges.
GSL from 1997 until today
Explore the key moments that have shaped our journey from our beginnings to the present day.
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1997
Meeting between Luc Schmitt and Guy Schroeder: In another organization, Luc, as an intern, meets Guy. This encounter will be the prelude to a fruitful partnership.
2007
Establishment of GSL: Luc and Guy, drawing on their experience and shared vision, founded GSL during the 2007-2008 financial crisis.
2010
Establishment of GSL Révision: A spin-off of audit activities, marking a significant step in diversifying the company’s services.
2012
Move to Rue Portland: Expansion and relocation to new premises to accommodate the company’s continued growth.
2019
Move to Belval: A new milestone in GSL’s evolution with the move to a more modern space tailored to current needs.
2022 – 15 years of existence
GSL celebrates its 15th anniversary, marking a decade and a half of success, growth, and commitment to its clients.