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member firms
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Alexandra Pereira Law Office
Almancil, Algarve
Law Firm Services
Alexandra Pereira Law Office
Santa Maria, Ilha do Sal
Law Firm Services
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Moodys Private Client LLP
Calgary, AB
TaxLaw Firm ServicesFiduciary & Estate Planning
Moodys Private Client Law LLP
Edmonton, AB
TaxLaw Firm ServicesFiduciary & Estate Planning
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Korea Management Association Consultants Inc
Seoul
Advisory
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GT Fiduciaires SA
Luxembourg
Auditing & AccountingTaxAdvisoryFiduciary & Estate Planning
/https://storage.googleapis.com/ggi-backend-prod/public/media/7224/Mochizuki_Logo.png){kind=logo}
Mochizuki & Associates CPA
Tokyo
AdvisoryAuditing & AccountingTax
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LIMES international tax + global mobility B.V.
Valkenburg ZH
TaxAdvisoryFiduciary & Estate Planning
/https://storage.googleapis.com/ggi-backend-prod/public/media/5983/Logo-FACT-2024-Green.png){kind=logo}
FACT GmbH Wirtschaftsprüfungsgesellschaft
Kassel
Auditing & AccountingTaxLaw Firm ServicesAdvisoryCorporate FinanceFiduciary & Estate Planning
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Ciuni & Panichi, Inc. CPA
Beachwood, OH
Auditing & AccountingTaxAdvisory
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Benefitax GmbH
Frankfurt am Main
Auditing & AccountingTaxAdvisoryCorporate FinanceFiduciary & Estate Planning
/https://storage.googleapis.com/ggi-backend-prod/public/media/124/Wegner-Logo.jpg){kind=logo}
Wegner CPAs LLP
Madison, WI
Auditing & AccountingTaxAdvisoryCorporate FinanceFiduciary & Estate Planning
Wegner CPAs LLP
Baraboo, WI
Auditing & AccountingTaxAdvisoryCorporate FinanceFiduciary & Estate Planning
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Comploj Vieider Lorenzon Lechner Zanellato | PDC Partner
Bolzano
Auditing & AccountingTax
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Wegner CPAs LLP
Janesville, WI
Auditing & AccountingTaxAdvisoryCorporate FinanceFiduciary & Estate Planning
Wegner CPAs LLP
Waukesha, WI
Auditing & AccountingTaxAdvisoryCorporate FinanceFiduciary & Estate Planning
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Byrne & McCall Accountants & Tax Advisors
Dublin
Auditing & AccountingTax
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Reifferscheid & Partner Steuerberatungsgesellschaft mbB
Koblenz
Auditing & AccountingTaxAdvisoryCorporate Finance
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Semple, Marchal & Cooper, LLP
Phoenix, AZ
Auditing & Accounting
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Prager Metis International LLC
New York, NY
Auditing & AccountingTaxAdvisoryCorporate FinanceFiduciary & Estate Planning
Prager Metis International LLC
Basking Ridge, NJ
Auditing & AccountingTaxAdvisoryCorporate FinanceFiduciary & Estate Planning
Prager Metis International LLC
Woodbury, NY
Auditing & AccountingTaxAdvisoryCorporate FinanceFiduciary & Estate Planning
Prager Metis International LLC
El Segundo, CA
Auditing & AccountingTaxAdvisoryCorporate FinanceFiduciary & Estate Planning
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Ageis Accounting and Tax Pty Ltd
Sydney
Auditing & AccountingTaxAdvisoryCorporate FinanceFiduciary & Estate Planning
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ASM Chartered Accountants
Dungannon
Auditing & AccountingTaxAdvisoryCorporate Finance
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Sumer NI
Belfast
Auditing & AccountingTaxAdvisoryCorporate Finance
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KPP Steuerberatungsgesellschaft mbH
Kleve
Tax
KPP Steuerberatungsgesellschaft mbH
Weeze
Tax
KPP Steuerberatungsgesellschaft mbH
Emmerich
Tax
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Prodinger, Wiedemaier und Partner Steuerberatungs GmbH & Co KG
Bad Hofgastein
Auditing & AccountingTaxAdvisoryCorporate FinanceFiduciary & Estate Planning
Prodinger Leitinger & Partner Steuerberatung GmbH & Co KG
Salzburg
Auditing & AccountingTaxAdvisoryCorporate FinanceFiduciary & Estate Planning
Prodinger & Partner Wirtschaftstreuhand Steuerberatungs GmbH & Co KG
Zell am See
Auditing & AccountingTaxAdvisoryCorporate FinanceFiduciary & Estate Planning
Prodinger & Partner St. Johann Steuerberatung GmbH & Co KG
St. Johann im Pongau
Auditing & AccountingTaxAdvisoryCorporate FinanceFiduciary & Estate Planning
Prodinger, Fetz & Partner Steuerberatungs GmbH & Co KG
Lech
Auditing & AccountingTaxAdvisoryCorporate FinanceFiduciary & Estate Planning
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Blackmore Virtue & Owens
Auckland
Auditing & AccountingTaxAdvisoryCorporate FinanceFiduciary & Estate Planning
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nbs partners
Hamburg
Auditing & AccountingTaxLaw Firm Services
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ATG Allgäuer Treuhand GmbH Wirtschaftsprüfungsgesellschaft
Kaufbeuren
Auditing & AccountingTaxAdvisoryCorporate Finance
Augsburger Treuhand, Zweigniederlassung der ATG Allgäuer Treuhand GmbH
Augsburg
Auditing & AccountingTaxAdvisoryCorporate Finance
ATG Allgäuer Treuhand GmbH Wirtschaftsprüfungsgesellschaft
Kempten
Auditing & AccountingTaxAdvisoryCorporate Finance
/https://storage.googleapis.com/ggi-backend-prod/public/media/3028/Sandberg-Phoenix-Logo.png){kind=logo}
Sandberg Phoenix & Von Gontard P.C.
Edwardsville, IL
Law Firm Services
Sandberg Phoenix & Von Gontard P.C.
O'Fallon, IL
Law Firm Services
Sandberg Phoenix & Von Gontard P.C.
St Louis, MO
Law Firm Services
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Cavitch Familo & Durkin
Cleveland, OH
Law Firm Services
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Prosperity Partners
Bloomfield Hills, MI
TaxAdvisoryCorporate FinanceFiduciary & Estate Planning
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PRL & Asociados
Monterrey
Law Firm ServicesAdvisory
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Gordon Fournaris & Mammarella, P.A.
Wilmington, DE
Law Firm Services
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Treuhand- und Revisionsgesellschaft Mattig-Suter & Partner
Brig
Auditing & AccountingTaxAdvisoryCorporate FinanceFiduciary & Estate Planning
Treuhand- und Revisionsgesellschaft Mattig-Suter & Partner
Schwyz
Auditing & AccountingTaxAdvisoryCorporate FinanceFiduciary & Estate Planning
contacts
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events
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13Nov 2026
Paris, France
13Nov 2026
GGI COMBINED PG Meeting Best Practices for Professional Service Organizations + Business Development & Marketing (BDM)
GGI Expert Group Meetings
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10-13Dec 2026
Singapore, Singapore
10-13Dec 2026
GGI Asia-Pacific Regional Conference
Conferences
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24-26Sep 2026
Frankfurt am Main, Germany
24-26Sep 2026
GGI EasyMeet
Further Meetings
24-26Sep 2026
Frankfurt am Main, Germany
24-26Sep 2026
GGI German-Speaking Chapter
Further Meetings
11Dec 2026
Singapore, Singapore
11Dec 2026
GGI SIG Meeting Global Political Economy & International Relations
GGI Expert Group Meetings
11Dec 2026
Singapore, Singapore
11Dec 2026
GGI PG Meeting Auditing, Reporting & Compliance (ARC) (tbc)
GGI Expert Group Meetings
11Dec 2026
Singapore, Singapore
11Dec 2026
GGI PG Meeting Corporate & Tech
GGI Expert Group Meetings
11Dec 2026
Singapore, Singapore
11Dec 2026
GGI PG Meeting International Taxation (ITPG)
GGI Expert Group Meetings
publications
GGI INSIDER No 145 September 2026
Putting people first: How a 220-year-old family business in the UK found its future
Charles Williams
18 September 2026
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GGI INSIDER No 145 September 2026
Beyond partner succession: Planning for professionals who keep law firms running
Diane M. Power, Betsy R. Landry
18 September 2026
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GGI INSIDER No 114 July 2021
MHH Launches Closely-Held/Family Business Practice Group
05 August 2021
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GGI INSIDER No 124 March 2023
Trevor Moum joins Pallett Valo’s Wills, Estates and Trusts practice
Trevor Moum
18 April 2023
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GGI INSIDER No 122 November 2022 l
Asset management in times of uncertainty
Camilo J. Gaona
01 December 2022
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Should you syndicate content? Not unless you're doing this
Christine M. Hollinden
17 October 2025
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GGI FYI TEP News No 16 December 2025
Cross-border trust strategies: Maximising jurisdictional advantages
Kenneth Jefferson
08 December 2025
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PRESS RELEASE
Three German GGI member firms recognised as Top German Tax Advisory Firms by Handelsblatt
Oliver Biernat, Martin Thieslauk, Andreas Gottmann, Bernhard Schwechel, Tobias Schreiber, Boris Michels
03 April 2025
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expert groups
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Business Services
Industry Groups
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Business Development & Marketing
Practice group
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Real Estate
Practice group
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Global Mobility Solutions
Practice group
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Social Responsibility
Industry Groups
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Transportation & Logistics
Industry Groups
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Industrials
Industry Groups
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Workplace Culture & Communication
Special interest group