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Siller | Business and Management Consulting

Siller GmbH 

Established 2015 Austria 


Full Name: Siller Handels GmbH

Address: Gemeindeweg 47, Altenberg, 3422 Austria

Email: info@siller.gmbh


Company Register Number: FN 442495 d

Court of Registration: Regional Court of St. Pölten

VAT Number: ATU69992868

Date of Incorporation: 2015-10-29

Managing Director: Laszlo Siller

Managing Director: Agnes Peter

Shareholding: Laszlo Siller 75.5 %, Agnes Peter 24.5%


Siller is the consulting brand of Siller GmbH.

Who We Are

Siller is a business and management consulting firm based in Austria, serving Europe, the Middle East, and Asia. We are recognized for providing independent, objective valuations of companies and projects that give leaders the clarity and conviction to act decisively.

Our Firm

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Our Leadership & Experts

 At Siller, every engagement is led by senior advisors. We are supported by an expert network of research associates, industrial specialists, engineers, lawyers, and tax advisors who provide in-depth analytical and technical expertise. Client communication and final delivery always remain with senior e

Leadership & Experts

Siller | Corporate Retreat Center

Siller GmbH Croatia

Established 2022 Croatia


Nestled in the heart of Novalja, Croatia, Siller Haus is our exclusive apartment building and event space; designed for business partners and thought leaders seeking an immersive environment. Whether you’re joining us for a seminar, a roundtable discussion on market disruption, or an informal networking


Full Name: SILLER Handels GmbH Croatia Branch

Adress: Istarska ulica 36, Novalja, Croatia

VAT Number: 37726609407


www.siller.haus

🌐 Language: English  |  Deutsch  |  Magyar


Siller — Established 2015 Austria


Company Name: Siller Handels GmbH

Address: Gemeindeweg 47, 3422 Altenberg, Austria

Company Register Number: FN 442495 d

VAT Number: ATU69992868

info@siller.gmbh


Siller is the consulting brand of Siller GmbH.


Siller GmbH is a limited liability company under Austrian law. The information provided on this website is for general informational purposes only and does not constitute professional advice. Siller GmbH accepts no liability for any actions taken based on this information. 


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