“At Warth & Klein Grant Thornton we employ more than 750 experts in the fields of assurance, tax advice and specialist advisory services. The high level of professionalism of our staff is what assures the consistently high quality of the services we provide. In addition to our professional qualifications, our clients can also count on individual advice and personal service.”
Joachim Riese, managing partner
Expanding your business to Germany?
Our Unlock Germany service can provide expert advice and insight to support you every step of the way. From helping you find the best location, to setting up a branch or subsidiary, we are committed to providing pragmatic and timely advice that allows you to focus on achieving your business goals.
We are Grant Thornton Germany
Warth & Klein Grant Thornton was founded in 1958. We offer audit, tax and advisory services to privately held businesses and their shareholders, capital market focused and public interest entities. We have two International Business Centre directors who provide the connections and gateways to the resources of the Grant Thornton International global organisation. Our experts in international business are directly connected with the wealth of experience Grant Thornton partners have from around the world.
Fast figures
US$121
million
Revenue
Fast figures
842
People
Fast figures
13
Offices

Global strength
Grant Thornton is one of the world’s leading organisations of independent assurance, tax and advisory firms. With more than 53,000 Grant Thornton people, across over 135 countries, we are focused on making a difference to clients, colleagues and the communities in which we live and work.

Why Grant Thornton
We offer our clients customised services in connection with all business-related issues. We work hard to assure our clients’ success: with our professional and personal competence, strong commitment and engagement, as well as an international perspective.
Awards
Grant Thornton is an award-winning globally recognised professional services network. Here are some of our awards: