Clients

Accounting firms across the world use IRIS Star Practice Management software to help run their businesses. These include regional and national offices of the Big 4 global practices and many members of the main international associations.

Serving top accounting firms across the globe

Accounting firms who use IRIS Star Practice Management are members of a variety of prestigious, national accounting and international associations and are often recognized in respected listings such as Accounting Today and Inside Public Accounting.

Boomer consulting logo
AGN International
Moore Logo
1200px BDO logo
ITA Logo
Prime Global
LEA Global
Morison KSi
Allinial Global
Accelerate
HLB
Grant Thornton
EY
AIT
PwC
RSM
Praxity
Nexia International
KPMG
INPACT
IGAL
International Practice Group
Crowe
BKR International
DFK International
Baker Tilly
TAG Alliances

Clients A-Z

  • Abacus Trust Group
  • Anchin
  • Aronson
  • Baker Newman & Noyes
  • Baker Tilly Lux
  • Baker Tilly
  • BCM Bays Curry McCowen
  • BDO
  • BDO NI
  • Begbies
  • Bennett Thrasher
  • BKD
  • Bonadio Group
  • Boston Group
  • BPM
  • Brady Martz
  • Brebners
  • BSG Valentine
  • Cherry Bekaert
  • Citrin Cooperman
  • Clark Nuber
  • CliftonLarsonAllen
  • CM Partners Limited
  • Cohen & Co
  • Crowe (UK)
  • Crowe (Ireland)
  • Dale Matheson Carr-Hilton LaBonte
  • Daszkal Bolton
  • DeJoy, Knauf & Blood
  • Denman & Co
  • Dixon Hughes Goodman
  • Doeren Mayhew
  • Edmund Carr
  • Eide Bailly
  • Elliott Davis
  • Equiom (Scotland)
  • Ernst & Young
  • Fletcher & Partners
  • Forrester Boyd
  • GBQ
  • Gen II Fund Services
  • Grant Thornton
  • Grassi & Co
  • Greaves West & Ayre
  • GreerWalker
  • Hawsons
  • HBN Tax and Legal
  • Hill Barth & King
  • Holthouse Carlin & Van Trigt
  • Jeffrey Crawford & Co
  • Kaufman, Rossin & Co
  • K•Coe Isom
  • Kahn, Litwin Renza & Co
  • KPMG
  • Kraft
  • Landau Morley
  • Lane Clark & Peacock
  • LBMC
  • Lentells Limited
  • Marcil Lavallée
  • Mark J Rees
  • Marks Nelson LLC
  • Martin and Company
  • Miller Cooper
  • Mize CPAs Inc.
  • Moore Thompson
  • Mowery & Schoenfeld
  • Plante Moran
  • Punongbayan & Araullo
  • Prime Accountants Group
  • PSB Boisjoli
  • PwC
  • RDP Newmans
  • Rea & Associates
  • Rehmann
  • RKL
  • RLB
  • RMT
  • Robinson & Hall
  • RSM Canada
  • Schneider Downs
  • Schultheis & Panettieri
  • Scott & Wilkinson
  • Smith & Williamson
  • Sobell Rhodes
  • SR Snodgrass
  • Sullivan Cotter
  • Townends
  • TRICOR Caribbean
  • Torgersens
  • Warren Averett
  • Welch
  • Wertz & Company
  • Wipfli
  • Wolf & Co

Networks & lists

ACCELERATE (HCWA)

  • Crowe (UK)
  • Mark J Rees

ACCOUNTING TODAY TOP 100 FIRMS 2022

  • Anchin
  • Aronson
  • Baker Newman & Noyes
  • Baker Tilly
  • Bennett Thrasher
  • BKD
  • Bonadio
  • BPM
  • Brady Martz
  • Cherry Bekaert
  • Citrin Cooperman
  • Clark Nuber
  • CliftonLarsonAllen
  • Cohen & Co
  • Dixon Hughes Goodman
  • Doeren Mayhew
  • Eide Bailly
  • Elliott Davis
  • Grassi & Co
  • Hill Barth & King
  • Holthouse Carlin & Van Trigt
  • Kaufman Rossin Group
  • K•Coe Isom
  • KLR
  • LBMC
  • Plante Moran
  • Rea & Associates
  • Rehmann
  • RKL
  • Schneider Downs
  • Warren Averett
  • Wipfli
  • Wolf & Co

ACCOUNTANCY AGE TOP 50 + 50 FIRMS

  • BDO*
  • Brebners
  • Critchleys
  • Crowe (UK)
  • EY*
  • MHA*
  • Moore*
  • Moore Thompson
  • PwC*
  • Smith & Williamson
  • UHY Hacker Young*

* Selected offices only

AGN INTERNATIONAL

  • CM Partners Limited
  • Daszkal Bolton

AIT

  • Crowe (UK)
  • Smith & Williamson

ALLINIAL GLOBAL

  • BPM
  • Wipfli
  • Wolf & Co

BAKER TILLY INTERNATIONAL

  • Baker Newman & Noyes
  • Baker Tilly Lux
  • Baker Tilly Virchow Krause

BDO

  • DeJoy, Knauf & Blood LLP
  • GBQ
  • Hill Barth & King
  • Rea & Associates

BKR INTERNATIONAL

  • Anchin
  • Mize CPAs Inc.
  • Welch

BOOMER CONSULTING INC.

  • BKD
  • Clark Nuber
  • Daszkal Bolton
  • Hill, Barth & King
  • Kahn, Litwin Renza & Co
  • K•Coe Isom
  • LBMC
  • Mowery & Schoenfeld

CROWE

  • Crowe (UK)
  • Crowe (Ireland)

DFK INTERNATIONAL

  • Bennett Thrasher
  • RMT Accountants & Business Advisors

EY

GRANT THORNTON

HLB INTERNATIONAL

  • Eide Bailly
  • Hawsons
  • Miller Cooper
  • Rehmann

IGAL

  • Brebners

INTERNATIONAL PRACTICE GROUP

  • BKD

INSIDE PUBLIC ACCOUNTING BEST OF THE BEST FIRMS 2021

  • Bennett Thrasher
  • BKD
  • Dixon Hughes Goodman
  • GBQ
  • Holthouse Carlin & Van Trigt
  • Kahn, Litwin Renza & Co
  • Schneider Downs

INSIDE PUBLIC ACCOUNTING TOP 100 FIRMS 2021

  • Anchin
  • Aronson
  • Baker Newman & Noyes
  • Baker Tilly
  • Bennett Thrasher
  • BKD
  • BPM
  • Cherry Bekaert
  • Citrin Cooperman
  • Clark Nuber
  • Clifton Larson Allen
  • Cohen & Company
  • Dixon Highes Goodman
  • Doeren Mayhew
  • Eide Bailly
  • Elliott Davis
  • Grassi
  • Hill Barth & King
  • Holthouse Calin & Van Tright
  • Kaufman Rossin Group
  • K•Coe Isom
  • KLR
  • LBMC
  • Plante Moran
  • Rea & Associates
  • Rehmann
  • RKL
  • Schneider Downs
  • The Bonadio Group
  • Warren Averett
  • Wipfli
  • Wolf & Co

ITA

  • Anchin
  • Baker Tilly
  • BKD
  • Cherry Bekaert
  • Citrin Cooperman
  • CliftonLarsonAllen
  • Cohen & Co
  • Dixon Hughes Goodman
  • Eide Bailly
  • Elliott Davis
  • LBMC
  • Plante Moran
  • Warren Averett
  • Wipfli

KPMG

LEA GLOBAL

  • Bennett Thrasher
  • Clark Nuber
  • Kahn, Litwin Renza & Co
  • LBMC
  • Marks Nelson LLC

MOORE

  • Citrin Cooperman
  • Dale Matheson Carr-Hilton LaBonte
  • Doeren Mayhew
  • Elliott Davis
  • Grassi & Co
  • Holthouse Carlin & Van Trigt
  • Marcil Lavallée
  • The Bonadio Group

NEXIA INTERNATIONAL

  • Abacus Trust Group
  • CliftonLarsonAllen
  • Smith & Williamson

PRAXITY GLOBAL ALLIANCE OF INDEPENDENT FIRMS

  • Aronson
  • BKD
  • Dixon Hughes Goodman
  • Forrester Boyd
  • Kaufman Rossin Group
  • Plante Moran

PRIME GLOBAL

  • K•Coe Isom
  • Schneider Downs
  • PSB Boisjoli

RSM

  • Brady Martz
  • Greer Walker
  • Kraft CPA’s
  • RKL
  • RSM Canada

TIAG

  • Cherry Bekaert
  • Cohen & Co

Clients by location

world map
EU
EU

  • Bermuda

    KPMG
EU

  • Canada

    Dale Matheson Carr-Hilton LaBonte
  • Grant Thornton
  • Marcil Lavallée
  • PSB Boisjoli
  • RLB
  • RSM Canada
  • Welch
EU

  • Cayman Islands

    KPMG
  • Plante Moran
EU

  • Curaçao

    HBN Tax and Legal
EU
EU

  • Jamaica

    KPMG
EU

  • Australia

    Baker Tilly
EU

  • Chile

    Baker Tilly
EU

  • Germany

    Baker Tilly
  • MAS
EU

  • Hong Kong

    Abacus Trust Group
EU

  • India

    MGO
  • Plante Moran
EU

  • Ireland

    BDO NI
  • Crowe (Ireland)
  • Lane Clark & Peacock
  • Smith & Williamson
EU

  • Luxembourg

    Baker Tilly Lux
  • KPMG
  • MAS
EU

  • Malta

    Abacus Trust Group
    • Boston Group
EU

  • Monaco

    Abacus Trust Group
EU

  • Philippines

    Punongbayan & Araullo
EU

  • Singapore

    Baker Tilly
EU

  • Switzerland

    Abacus Trust Group
  • Kahn, Litwin Renza & Co
EU

  • United Arab Emirates

    Baker Tilly
EU

  • UK

    Begbies
  • BCM Bays Curry McCowen LLP
  • Brebners
  • BSG Valentine
  • Crowe (UK)
  • Edmund Carr
  • Equiom (Scotland)
  • Hawsons
  • Fletcher & Partners
  • Forrester Boyd
  • Greaves West & Ayre
  • Jeffrey Crawford & Co
  • Landau Morley
  • Lane Clark & Peacock
  • Lentells Limited
  • Mark J Rees
  • Martin and Company
  • Moore Thompson
  • Prime Accountants Group
  • RDP Newmans
  • RMT
  • Robinson & Hall
  • Scott & Wilkinson
  • Smith & Williamson
  • Sobell Rhodes
  • Townends
  • Torgersens
  •  
  • Channel Islands:
  • BDO
  • KPMG
  • Smith & Williamson
  •  
  • Isle of Man:
  • Abacus Trust Group
  • Boston Group
  • Crowe Morgan
  • EY
  • KPMG
  • PwC
EU

Australia

  • Baker Tilly

Barbados

  • KPMG

Bermuda

  • KPMG

Canada

  • Dale Matheson Carr-Hilton LaBonte
  • Grant Thornton
  • Marcil Lavallée
  • PSB Boisjoli
  • RLB
  • RSM Canada
  • Welch

Cayman Islands

  • KPMG
  • Plante Moran

Channel Islands

  • BDO
  • KPMG
  • Smith & Williamson

Chile

  • Baker Tilly

Curaçao

  • HBN Tax and Legal

Germany

  • Baker Tilly
  • MAS

Hong Kong

  • Abacus Trust Group

India

  • MGO
  • Plante Moran

Ireland

  • BDO NI
  • Crowe (Ireland)
  • Lane Clark & Peacock
  • Smith & Williamson

Isle of Man

  • Abacus Trust Group
  • Boston Group
  • CM Partners Limited
  • EY
  • KPMG
  • PwC

Jamaica

  • KPMG

Luxembourg

  • Baker Tilly Lux
  • KPMG
  • MAS

Malta

  • Abacus Trust Group
  • Boston Group

Monaco

  • Abacus Trust Group

Philippines

  • Punongbayan & Araullo

Singapore

  • Baker Tilly

Switzerland

  • Abacus Trust Group
  • Kahn, Litwin Renza & Co

Trinidad & Tobago

  • KPMG

United Arab Emirates

  • Baker Tilly

UK

  • Begbies
  • BCM Bays Curry McCowen LLP
  • Brebners
  • BSG Valentine
  • Crowe (UK)
  • Edmund Carr
  • Equiom (Scotland)
  • Hawsons
  • Fletcher & Partners
  • Forrester Boyd
  • Greaves West & Ayre
  • Jeffrey Crawford & Co
  • Landau Morley
  • Lane Clark & Peacock
  • Lentells Limited
  • Mark J Rees
  • Martin and Company
  • Moore Thompson
  • Prime Accountants Group
  • RDP Newmans
  • RMT
  • Robinson & Hall
  • Scott & Wilkinson
  • Smith & Williamson
  • Sobell Rhodes
  • Townends
  • Torgersens

USA

  • ACA Compliance Group
  • Anchin
  • Aronson
  • Baker Newman & Noyes
  • Baker Tilly
  • Bennett Thrasher
  • BKD
  • Bonadio Group
  • BPM
  • Brady Martz
  • Cherry Bekaert
  • Citrin Cooperman
  • Clark Nuber
  • CliftonLarsonAllen
  • Cohen & Co
  • Daszkal Bolton
  • DeJoy, Knauf & Blood
  • Dixon Hughes Goodman
  • Doeren Mayhew
  • Eide Bailly
  • Elliott Davis
  • GBQ
  • Gen II Fund Services
  • Grassi & Co.
  • GreerWalker
  • Hill Barth & King
  • Holthouse Carlin & Van Trigt
  • Kahn, Litwin Renza & Co
  • Kaufman, Rossin & Co
  • K•Coe Isom
  • KraftCPAs
  • LBMC
  • Marks Nelson LLC
  • Miller Cooper
  • Mize CPAs Inc.
  • Mowery & Schoenfeld
  • Plante Moran
  • Rea & Associates
  • Rehmann
  • RKL
  • Schneider Downs
  • Schultheis & Panettieri
  • SR Snodgrass
  • Sullivan Cotter
  • Warren Averett
  • Wertz & Company
  • Wipfli
  • Wolf & Co

Clients by number of employees

< 100

  • Abacus Trust Group
  • Baker Tilly Lux
  • BCM Bays Curry McCowen
  • BDO
  • Begbies
  • Boston Group
  • BSG Valentine
  • CM Partners Limited
  • DeJoy, Knauf & Blood
  • Denman & Co
  • Edmund Carr
  • Equiom (Scotland)
  • Ernst & Young
  • Fletcher & Partners
  • HBN Tax and Legal
  • Jeffrey Crawford & Co
  • KPMG
  • Landau Morley
  • Lentells
  • Mark J Rees
  • Martin and Company
  • RDP Newmans
  • RMT
  • Robinson & Hall
  • Scott & Wilkinson
  • Sobell Rhodes
  • SR Snodgrass
  • Townends
  • TRICOR Caribbean
  • Torgersens
  • Wertz & Company

100 – 200

  • BDO NI
  • Brebners
  • Crowe (Ireland)
  • Dale Matheson Carr-Hilton LaBonte
  • Daszkal Bolton
  • Forrester Boyd
  • Gen II Fund Services
  • Greaves West & Ayre
  • GreerWalker
  • Hawsons
  • KPMG
  • Legacy Professionals
  • Marcil Lavallée
  • Marks Nelson LLC
  • Moore Thompson
  • Mowery & Schoenfeld
  • PricewaterhouseCoopers
  • Prime Accountants Group
  • Punongbayan & Araullo
  • Schultheis & Panettieri

201 – 500

  • Aronson
  • Baker Newman & Noyes
  • Bennett Thrasher
  • Brady Martz
  • Clark Nuber
  • Doeren Mayhew
  • GBQ
  • Grassi & Co
  • Kahn, Litwin Renza & Co
  • K•Coe Isom
  • KPMG
  • Kraft
  • Miller Cooper
  • Mize CPAs Inc.
  • PSB Boisjoli
  • Rea & Associates
  • RLB
  • RSM Canada
  • Sullivan Cotter
  • Welch
  • Wolf & Co

501 – 1000

  • Anchin
  • Bonadio
  • BPM
  • Cohen & Co
  • Elliott Davis
  • Hill, Barth & King
  • Holthouse Carlin & Van Trigt
  • Kaufman Rossin Group
  • Lane Clark & Peacock
  • LBMC
  • Rehmann
  • RKL
  • Schneider Downs & Co
  • Warren Averett

1000+

  • Baker Tilly
  • BKD
  • Cherry Bekaert
  • Citrin Cooperman
  • CliftonLarsonAllen
  • Crowe (UK)
  • Dixon Hughes Goodman
  • Eide Bailly
  • Grant Thornton
  • KPMG
  • Plante Moran
  • Smith & Williamson
  • Wipfli

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