Dr iur Roman Heiz > Wenger Vieli Ltd > Zurich, Switzerland > Lawyer Profile

Wenger Vieli Ltd
Roman Heiz photo

Work Department

Construction and Real Estate; Mergers and Acquisitions; Litigation and Arbitration; Corporate and Commercial Law;


Roman Heiz is a partner at Wenger Vieli and Head of the Construction and Real Estate Law Team. He advises on real estate law, private and public construction law, and tenancy law.

His main focus is on real estate transactions (M&A, bidding processes, property purchase contracts, sale and lease back), work contracts, full service general contractor contracts, general contractor contracts, general planning contracts, architects contracts, specialist planning contracts, business leases and supply contracts (plant construction). He represents his clients in all legal and administrative disputes in these specialist areas.

“Guiding the client to success with experience, passion, personal commitment and the endurance of a triathlete – that is what I very much like about being a lawyer.”


Since 2009, Partner at Wenger & Vieli Ltd.; 2001-2008, Lawyer at Wenger & Vieli Ltd.; 1999-2001, Legal & Compliance Department at Credit Suisse First Boston; 1997-1999, Auditor and Clerk at the District Court of Meilen.


German and English.


Swiss Bar Association (SAV); Zurich Bar Association (ZAV); SIA – Swiss Society of Engineers and Architects; Specialists SBA Real Estate and Construction Law.


2017, Certified Specialist SBA Construction and Real Estate Law; 2007, University of New South Wales, Sydney (LL.M.); 2004, University St. Gallen (Dr. iur.); 2000, Admission to the Bar; 1997, University St. Gallen (lic. iur.).

Lawyer Rankings

Switzerland > Real estate and construction

Wenger Vieli Ltd covers all private or public law aspects of legal advice relating to real estate matters, including related disputes. The team of ‘trusted advisors‘ advises on all contractual and regulatory aspects of property developments, construction projects and leases as well as on real estate transactions. Practice head Roman Heiz has a focus on real estate transactions, including bidding processes, property purchase agreements, sale and lease back transactions, as well as real estate contracts, including general contractor, work, planning and architects contracts. Clients appreciate the ‘depth‘ and ‘quality of the team‘.

Switzerland > Leading firms: German-speaking Switzerland

Wenger Vieli Ltd acts for a variety of clients,  from the banking and finance as well as life sciences sectors. From the offices in Zug and Zurich the practitioners cover advice on banking, capital markets, corporate and tax matters as well as dispute resolution. Roman Heiz specialises in real estate matters and Michael Mráz has a focus on white collar crime proceedings. Beat Speck, Michael Tschudin, Pascal Honold and Barbara Brauchli Rohrer are key contacts for capital markets, competition law, M&A and taxes respectively.