oUR TEAM
CHIEF EXECUTIVE OFFICER
As the leader of Gablau Invest Sàrl, our CEO provides strategic direction and oversees the continued growth of the company. With extensive knowledge of financial markets and investor needs, they promote a culture built on professionalism, integrity, and sustainable value creation.
Gabriel Sausy
g.sausy@gablau-invest.lu
MANAGING PARTNER
Working alongside the executive leadership team, our Managing Partner oversees key strategic projects and helps ensure that each client receives dedicated, tailored, and effective support.
Matthew Sausy
m.sausy@gablau-invest.lu
CHIEF FINANCIAL OFFICER
Overseeing the company’s financial framework and long-term development, our CFO manages financial planning, regulatory compliance, reporting processes, and the effective structuring of investment activities.
Brian Schwartz
b.schwartz@gablau-invest.lu
CHIEF Investment OFFICER
Leading the firm's investment strategy, our Chief Investment Officer oversees portfolio allocation, market analysis, and investment decision-making. By combining deep market expertise with a disciplined approach to risk management, they help identify opportunities and ensure investment strategies remain aligned with our clients’ long-term objectives.
Michael Shostak
m.shostak@gablau-invest.lu
Business COnsultant
Our Business Consultant supports clients and corporate partners in identifying growth opportunities, improving operational performance, and developing effective business strategies. Through market insight and practical expertise, they help transform objectives into sustainable results while adapting to evolving market conditions.
Ari Blum
a.blum@gablau-invest.lu
executive consultant
Our Executive Consultant provides high-level strategic guidance to support key business and investment decisions. Drawing on extensive industry experience, they assist leadership teams in navigating complex challenges, optimizing organizational performance, and driving long-term value creation.
Joy Lehman
j.lehman@gablau-invest.lu
Gablau Invest Sàrl
14A Rue du Baumbusch,
8213 Mamer, Luxembourg
contact@gablau-invest.lu
Trade Registry: RCS B270113
Wealth Management
Copyright © 2026 Gablau Invest S.à r.l. | All rights reserved | GABLAU INVEST S.à r.l., a private limited liability company incorporated under the laws of Luxembourg, having its registered office at 14A, Rue du Baumbusch, L-8213 Mamer, Grand Duchy of Luxembourg, registered with the Luxembourg Trade and Companies Register under number B270113, VAT: LU34192879, Business permit: 10144151/0, LEI: 9845000A2E9WE0C8FF85.