Your boutique firm for audit and tax advisory in Cologne
Boutique by design
The KHS Group is made up of two companies: KHS Kempis Kleinlosen & Partner PartG mbB and KHS Audit and Valuation GmbH Wirtschaftsprüfungsgesellschaft.
In an environment where precision, transparency and reliability are crucial, we support companies of all sizes with tailored advice. As a boutique firm, we never follow a one-size-fits-all approach, but always in a personalised and focused manner, bringing clarity to complex matters.
We view consultancy as an ongoing process, from initial discussions to implementation and beyond. With analytical depth, a high degree of professional diligence, and an open mind to new perspectives, we help our clients navigate complex interdependencies, creating the basis for confident decision-making.
Where ambition meets responsibility
Our values influence the way we think, make decisions and provide advice.
Our values influence the way we think, make decisions and provide advice.
We are one of the best firms in Germany
Our awards
We have been one of Germany’s leading audit and tax advisory firms for years: multiple awards, including from manager magazin and Handelsblatt, confirm our commitment to quality and reliability.
These ratings make us proud and motivate us – but above all, they encourage us to create real added value for our clients through our commitment, professional expertise and personal advice on an equal footing.
Where expertise becomes personal: Meet the KHS team
Support built on trust
At KHS, we provide personalised consultancy at a high professional level. We believe that good decisions are based on trust, understanding and accuracy. That is why our clients work with a dedicated team rather than rotating points of contact. This ensures decisions are made quickly and responsibly, with a deep understanding of your situation.
The KHS team consists of over 20 experts from various fields:
- CVA (Certified Valuation Analyst)
- Quality control auditors in accordance with Section 57a WPO
- Specialist consultants for international tax law
- Specialist consultants for corporate succession
- Specialist consultants for restructuring/reorganisation
Expert advisory with an
international perspective
Our areas of expertise
We advise clients from over 15 countries, combining professional expertise with an international perspective.
Growing experience since 2005
Milestones in the KHS history
| 2005 | Foundation of KHS Dr. Schlömer Heinemann Kempis PartG mbB |
| 2012 | Mr A. Kempis appointed partner |
| 2018 | Mr Kleinlosen joins KHS as an auditor Following the departure of Mr Hagemeister (former partner) |
| 2019 | Departure of Mr Heinemann (former partner) Change of name to KHS Dr. Schlömer Kempis PartG mbB Departure of Dr Schlömer (former partner) |
| 2020 | Foundation of KHS Audit and Valuation GmbH Wirtschaftsprüfungsgesellschaft Mr H. J. Kempis (former partner) retires |
| 2021 | Mr Kleinlosen becomes a new partner at KHS Company renamed KHS Kempis Kleinlosen PartG mbB |
| 2025 | Mr Hirschmann becomes salary partner at KHS |
Quality thrives on strong networks
Our memberships at a glance
- Chamber of Public Accountants
- Cologne Chamber of Tax Consultants
- IR Global
- Institute of Public Auditors in Germany e.V.
- Schmalenbach Society for Business Administration e.V.
- Cologne Association of Tax Consultants e.V
- Ulm Forum for Economic Sciences e.V.
- EACVA (European Association of Certified Valuators and Analysts e.V.)
- Wiwi Network RWTH Aachen e.V.
