Your partner for successful business management
GSL is your trusted partner in Luxembourg for all your needs in accounting, tax consulting, personnel management, and corporate auditing. Whether you are a medium or large-sized business in the industry, crafts, or trade sector, a freelance intellectual worker, or an individual, we are committed to supporting you at every stage and providing high-quality services tailored to your specific needs.
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Your partner for successful business management
GSL is your trusted partner in Luxembourg for all your needs in accounting, tax consulting, personnel management, and corporate auditing. Whether you are a medium or large-sized business in the industry, crafts, or trade sector, a freelance intellectual worker, or an individual, we are committed to supporting you at every stage and providing high-quality services tailored to your specific needs.
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Our services.
fiduciaire
Confidently manage your administrative challenges and make informed decisions. From accounting and tax advice to payroll services, our experts support you at every step.
révision
Whether it’s a legal, contractual audit or special assignment, our dedicated team is here to ensure transparency and compliance.
management
Whether you need a commissaire aux comptes, an administrator, or a liquidator, our management experts provide strategic support to ensure the smooth operation and development of your business.
Our services.
fiduciaire
Confidently manage your administrative challenges and make informed decisions. From accounting and tax advice to payroll services, our experts support you at every step.
find out more >
révision
Whether it’s a legal, contractual audit or special assignment, our dedicated team is here to ensure transparency and compliance.
find out more >
management
Whether you need a commissaire aux comptes, an administrator, or a liquidator, our management experts provide strategic support to ensure the smooth operation and development of your business.
contact us >
Your strategic partner.
Support at every step
Your journey is unique, and we are here to guide you at every step. Whether it’s planning, managing, or achieving goals, we commit to being the partner you can rely on.
Tailored solutions for your evolving needs
We evolve with your needs. Our proactive approach ensures that you always benefit from the most suitable, innovative, and effective solutions for your specific challenges.
A multilingual team
Benefit from our multilingual expertise! We fluently speak six languages to meet your individual needs and facilitate your business smoothly.
Value-added advice
We prioritize transparency over complacency, providing clear and constructive advice that will guide you forward.
Our satisfied customers.
J.W.
A professional and dynamic team. Attentive to the client. Completely satisfied with the service. Highly recommended without hesitation.
T.S.
The professionalism one expects.
A.M.
Exceptional service, always meeting our expectations. The team is very competent and responsive.
Our latest news.
Insights for managing your business activities.
Register of Beneficial Owners (RBE): Why staying compliant is essential
The Register of Beneficial Owners (RBE) is a key tool to enhance financial transparency and combat money laundering and the financing of terrorism. Established by Luxembourg law on January 13, 2019, it requires [...]
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Contractual vs. Legal Audits of Financial Statements in Luxembourg: Key Differences
In Luxembourg, companies may be subject to two types of financial statement audits: legal and contractual. Although both follow the same professional standards, they differ in obligations, scope, and purpose. This article explores [...]
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The benefits of Odoo for your accounting with GSL Fiduciaire
Recently, GSL Fiduciaire has entered into a strategic partnership with Odoo, a renowned ERP (Enterprise Resource Planning) platform known for its seamless integration of various business applications. While Odoo offers solutions across diverse [...]
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