More than 220 specialized lawyers, tax advisors and notaries at Heuking Kühn Lüer Wojtek provide counseling services across nine offices, making it one of the large German commercial law firms. National and international clients include medium-sized and large companies from manufacturing, trade and the service industries as well as associations, public corporations and discerning private clients. The office in Brussels maintains contacts with EU Institutions, particularly the European Commission and European Parliament. The lawyers are members of the International Bar Association.

The Firm is engaged in a full-range German and International Business Law Practice. The Office is engaged in German and European Corporate Law, Banking and Finance Law, Tax Law, Competition Law, Mergers and Acquisitions, Intellectual Property, Unfair Competition and Trade Law, Antitrust Law, Commercial and International Law, EU Law, Legal Assistance to Governments, Environmental Law, Administrative Law, Private Clients and Family Law, Energy Law, Telecommunications and Media Law, Entertainment, Publishing and Copyright, Insurance Law, Product Liability, Construction and Real Estate Law, International Arbitration, Litigation and Mediation, Employment and Labor Law, Public Procurement, Public Private Partnerships.