- President: Hermann Wallner
- Secretary General: Walter Painsi
- President: Jan Parys
- Secretary General: Vincent Detemmerman
- President: Tsvetko Tuzharov
- Secretary General: Victoria Yanchova
- President: Andrea Galli
- Secretary General: Mario Marti
- President: Martin Zuštík
- Secretary General: Martin Zuštík
- President: Jörg Thiele
- Secretary General: Sascha Steuer
- President: Henrik Winther
- Secretary General: Henrik Garver
- President: Ragnar Jõesaar
- Secretary General: Kalle Karron
- President: Joan Franco Poblet
- Secretary General: Araceli García Nombela
- President: Maija Jokela
- Secretary General: Helena Soimakallio
- President: Frédéric Lafage
- Secretary General: Thierry Saniez
- Representing Association: CINOV-SYNTEC
- President: Michel Kahan
- Secretary General: Christophe Longepierre
- Representing Association: CINOV-SYNTEC
- President: Despina Kallidormitou
- Secretary General: George Ntoulis
- President: Anne Marie Conibear
- Secretary General: Shane Dempsey
- President: Giorgio Lupoi
- Secretary General: Andrea Mascolini
- President: Patrick Nosbusch
- Secretary General: Pierre Hurt
- Representing Association: OAI / SIC- Section des Ingénieurs-Conseils
- President: Oskars Zivtiņš
- Secretary General: Oskars Zivtiņš
- President: Carla Moonen
- Secretary General: Willemien Bosch
- President: Grethe Bergly
- Secretary General: Liv Kari Hansteen
- President: Tomasz Latawiec
- Secretary General: Tamara Malasiewicz
- President: Jorge Nandin de Carvalho
- Secretary General: José Pinho
- President: Dinu Popescu
- Secretary General: Alexandru Gondosch
- President: Nikola Pavlovic
- Secretary General: Jelena Cvetković
- President: Gennady Sakharov
- Secretary General: Olga Kubanskaya
- President: Sara Lindmark
- Secretary General: Elin Lydahl
- President: Uroš Mikoš
- Secretary General: Slovenko Henigman
- President: Irfan Aker
- Secretary General: Seda Seyhan / Halil Agah
- President: Oleksandr Nepomnyashchyy
- Secretary General: Volodymyr Vysochyn
Austria
ACA
Representing:
ACA/Bundeskammer der ZiviltechnikerInnen - Bundessektion der ZivilingenieurInnen
ACA/FTBI - Fachverband Ingenieurbüros
2022- 2023 ACA Secretariat:
ACA/Bundeskammer der ZiviltechnikerInnen - Bundessektion der ZivilingenieurInnen
Karlsgasse 9/2
A - 1040 WIEN
Belgium
ORI - Organisatie van Raadgevende Ingenieurs, Engineering- en Consultancybureaus
Avenue des Arts, 20
B - 1000 BRUXELLES
Bulgaria
BACEA - Bulgarian Association of Consulting, Engineers and Architects
2A Struma Street, 2nd fl.
BG -1202 SOFIA
Switzerland
suisse.ing - Swiss Association of Consulting Engineers
Effingerstrasse 1
P.O. Box 3304
CH - 3001 BERN
Czech Republic
CACE – Czech Association of Consulting Engineers
Havlíckovo nábreží 38
CZ - 702 00 OSTRAVA
Germany
VBI - Verband Beratender Ingenieure
Budapester Straße 31
D - 10787 BERLIN
Denmark
FRI - Foreningen af Rådgivende Ingeniører
Industriens Hus, Københavns Rådhusplads
Vesterbrogade 1E, 3. Sal
DK – 1620 COPENHAGEN V
Estonia
EAACEC - Estonian Association Of Architectural And Consulting Engineering Companies
Kalasadama 4
EE - 10415 TALLINN
Spain
TECNIBERIA - Asociación Española de Empresas de Ingeniería, Consultoría y Servicios Tecnológicos
c/Montalbán 3 – 5° Dcha
E - 28014 MADRID
Finland
SKOL - Finnish Association of Consulting Firms
PL 10 (Eteläranta 10)
SF - 000131 ESPOO
France
CINOV - Fédération des syndicats des métiers de la prestation de services intellectuels du conseil, de l’ingénierie et du numérique
4 avenue du Recteur Lucien Poincaré
F - 75782 PARIS CEDEX 16
France
SYNTEC-Ingénierie - Chambre Syndicale des Sociétés d’Etudes Techniques et d’Ingénierie
22, rue Joubert
F - 75009 PARIS
Greece
HELLASCO - Hellenic Association of Consulting Firms
10 Sina St
GR - 106 72 ATHENS
Ireland
ACEI - Association of Consulting Engineers of Ireland
46 Merrion Square
IRE - DUBLIN D02 VF66
Italy
OICE - Associazione delle Organizzazioni di Ingegneria, di Architettura e di Consulenza Tecnico Economica
Via Flaminia, 388 - Int. 21, 5° floor
I – 00196 ROMA
Luxembourg
OAI - Ordre des Architectes et des Ingénieurs-Conseils / SIC - Section des Ingénieurs-Conseils
6, boulevard Grande-Duchesse Charlotte
L - 1330 LUXEMBOURG
Latvia
LIKA – Latvian Association of Consulting Engineers
Skolas Str. 21 - 412
LV – 1010 RIGA
Netherlands
Koninklijke NLingenieurs - Dutch Association of Consulting Engineers
De Malietoren
Bezuidenhoutseweg 12
NL - 2594 AV DEN HAAG
Norway
RIF - Rådgivende Ingeniørers Forening
Postboks 5491 Majorstuen
N - 0305 OSLO
Poland
SIDiR - Stowarzyszenie Inzynierów Doradców I Rzeczoznawców
ul. Trebacka 4, lok. 404
PL - 00-074 WARSZAWA
Portugal
APPC - Associação Portuguesa de Projectistas E Consultores
Av. António Augusto de Aguiar 126, 7°
P - 1050-020 LISBOA
Romania
ARIC - Romanian Association of Consulting Engineers
Visiting address:
Intrarea Bogdanita nr. 4, Sector 1
RO – 010533 BUCHAREST
Mailing address:
Caderea Bastiliei street 65, District 1 - BUCHAREST
Serbia
ACES - Association of Consulting Engineers of Serbia
Žorža Klemansoa 35, IV sprat Luka
RS – 11000 BELGRADE
Russia
NACEC - National Association of Construction Engineering Consultants (temporarily suspended)
Profsoyuznaya str., 65/1
RU - 117342 MOSCOW
Sweden
FSIC - Federation of Swedish Innovation Companies (Innovationsföretagen)
Visiting address:
Storgatan 19
S - 114 51 STOCKHOLM
Mailing address:
P.O. Box 55545
S - 102 04 STOCKHOLM
Slovenia
NACES - National Association of Consulting Engineers of Slovenia
Dimiceva 13
SI - 1504 LJUBLJANA
Türkiye
ATCEA - Association of Turkish Consulting Engineers and Architects
Ahmet Rasim Sok. NO: 35/2
TR - 06550 ÇANKAYA-ANKARA
Ukraine
ICEG - Interstate Consultants Engineers Guild
Shimanovsky Str. 2/1, 9th floor
UKR - 02125 KYIV