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  • Annual report 2021

    Sharing mindsets – shaping the future



The coronavirus pandemic continued to exert a strong influence on the economy and society in 2021. BDO looks back on a successful financial year 2021 despite the difficult environment. Revenue increased by 6 percent to CHF 247.1 million. Growth was mainly organic, with contributions from almost all regions, units and service lines.

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Thomas Studhalter, CEO

Thomas Studhalter, CEO



"BDO strives to achieve sustainable success. Our steady growth over the years shows that we are well on track with our ambitious goals."

Read our assessment of the current business environment and discover what’s inspiring change at BDO.

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Harry Affolter, Chairman of the Board of Directors of BDO

Harry Affolter,
Chairman of the Board of Directors of BDO



Business performance

High quality demands, digital solutions and shifting conditions due to legal changes – in a complex environment, BDO increased revenue by 6 percent year-on-year to CHF 247.1 million in the 2021 financial year

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Facts and figures


Clients (+ 0.4%)


Audit engagements (+ 1.8%)


Employees (+ 0.6%)


Trainees (- 10.6%)


Proportion of women (± 0%)


Average age (+ 2.4%)


Part-time employees (+ 0.9%)


of revenue goes to employee training and development



All relevant facts and figures at a glance – download your copy now.




Carbon footprint

As part of our active commitment to sustainability and climate protection, BDO has been offsetting CO2 emissions with myclimate certificates since 2016 and is thus recognised as a climate-neutral company.

Greenhouse gas emissions broken down by category


Total emissions of the last five years (t CO2e)



BDO network facts

  2021 2020 Change
Worldwide revenue (USD million) 11 800 10 300 + 10,8%
People 97 292 91 054 + 6,8%
National member firms 167 167 -




Managed by our Partners

Our 80 Partners hold an 80.5 percent stake in BDO, while our own pension fund holds the other 19.5 percent (as at 31.12.2021). Thomas Studhalter has been CEO of BDO since 1 January 2021. The Executive Committee also includes the five Heads of Regional Management and the Heads of Audit, Business Solutions and Tax & Legal.


Executive Committee

From left to right
Denis Boivin, Marcel Rohrer, Andreas Wyss, Peter Baumgartner, Harry Affolter, Thomas Studhalter, Stephan Bolliger, René‑Marc Blaser, Beat Rüfenacht


Board of Directors

BDO’s Board of Directors comprises:
Sibylle Kammer (Member of the Board of Directors), Harry Affolter (Chairman of the Board of Directors), Isabelle Cartier-Rumo (Member of the Board of Directors), Thomas Studhalter (Delegate of the Board of Directors), Dr. Michèle Etienne (Member of the Board of Directors).

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