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member firms
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CTPrima Consulting
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Gehrke econ Group
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Hollinden | growth without guesswork
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SeatonHill Partners
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Korea Management Association Consultants Inc
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Cultura HR
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GCG Consulting
contacts
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publications
Advisory Opinions From DDTC – What Are They?
Bruce H. Leeds
03 February 2026
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PRESS RELEASE
Opus Business Advisory Group working with GGI members in Canada
Nick Hood
03 April 2025
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PRESS RELEASE
Welcome to Opus Business Advisory Group
Nick Hood
06 January 2025
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GGI FYI Auditing, Reporting & Compliance News No 12 Nov 2024
Internal audit and risk advisory
Alok Kumar
27 November 2024
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GGI INSIDER No 119 May 2022
FACT listed as one of Germany’s top tax advisory and auditing firms
Bernhard Schwechel
21 June 2022
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GGI INSIDER No 142 March 2026
Private credit’s rise and the expanding role of debt advisory
Lew Thomas
25 March 2026
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PRESS RELEASE
Three German GGI member firms recognised as Top German Tax Advisory Firms
Oliver Biernat, Andreas Gottmann, Tobias Schreiber
21 June 2023
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GGI INSIDER No 113 May 2021
German GGI Member FACT has been Recognised as Top Tax Advisory and Auditing Firm
Bernhard Schwechel
20 July 2021
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