A
- A-Sis
- AB-InBev
- ABB
- Abbott
- ABIGAIL
- ABMI
- ABMI Ingénierie
- ABN AMRO
- ABS
- ABYLSEN EST
- Abylsen Sigma
- AC Nielsen
- Accenture
- Accuracast
- ACELYS
- Acensi
- ACI FINANCIAL MARKET ASSOCIATION
- Acipa
- Actance
- ACTED
- Acteurs Publics
- acti
- Actia automotive
- Actiale
- Activision Blizzard
- Actuphoto
- Ad Valoris
- Adagio
- Adaming
- alias
- Adelius
- ADERLY
- AdFab
- ADICTIZ
- ADIE
- Adisseo
- Adisseo France SAS
- Admiral Group
- Adneom
- AdsOnWall
- Aduna
- Advertise Me
- Adways
- Adyoulike
- Adzuna
- Aéroports de Paris
- Aerospace Valley
- AEW Europe
- Afcepf
- AFD Technologies
- Affimobiz
- Afnor Groupe
- Afone
- Africa Internet Group
- AFTI
- Agap2
- Agence Delalune
- AGENCE FRANCE PRESTIGE
- AGENCE SUPPLAY
- Agence Vitae Conseil
- AGF
- AGH consulting
- Agm Abogados
- Agora Finance
- Agorastore
- AIC
- Aigle International
- AILE MEDICALE
- Air Liquide
- Air Perfect
- Airbus
- AIRBUS DEFENCE AND SPACE
- Airbus group
- AIRBUS GROUP SAS
- AIRCELLE
- Airmeex
- Aj Timber
- Ajilon
- AKETYS
- AKOR ALTERNANCE
- AkzoNobel
- Alain Ducasse Entreprise
- Alan Allman associates
- Albéa
- ALBEA SERVICES
- ALBIOMA
- Alcatel-Lucent
- ALD Automotive
- Aldebaran Robotics
- Aldes
- ALDI
- ALERYS
- Alinéa-Europe
- Alinto
- Alliance Healthcare
- Alma Consulting Group
- Alma Sas
- Almavia
- Alpamayo
- Alptis Assurances