Name
Location
Size
Founded
ADAK
Sacramento, United States
unknown
—
AKRA
Hamburg, Germany
large
1999
ANKA
Abidjan, Côte d'Ivoire
large
2016
ART19
San Francisco, United States
midsize
2011
ATNOS
Castelnaudary, France
small
2015
AYOMI
Paris, France
big
2018
Abbove
Bruxelles, Belgium
midsize
2017
Able
New York, United States
large
2008
AbleTo
New York, United States
massive
2008
Academia
San Francisco, United States
large
2008
Accounto
Zurich, Switzerland
midsize
2017
Accredible
Mountain View, United States
large
2013
Accrue
Dover, United States
small
2021
Acima
Draper, United States
massive
—
Ackama
Abbotsford, Australia
midsize
2012
Acorns
Irvine, United States
massive
2012
Acquia
Boston, United States
massive
2007
ActBlue
Lorain, United States
massive
2004
Ad Hoc
Washington, United States
massive
2014
AdQuick
Santa Monica, United States
large
2016
Adaptiq
Tel Aviv-Yafo, Israel
midsize
2020
Adavico®
Norfolk, United States
small
2011
Adjust
Berlin, Germany
massive
2012
Adlumin
Arlington, United States
large
2016
Adomik
Paris, France
large
2012
Advoc8
Sydney, Australia
midsize
2016
Affinity
Redwood City, United States
massive
2014
Agendor
São Paulo, Brazil
midsize
2012
Agero
Medford, United States
massive
1972
Agile Six
San Diego, United States
large
2015
Aguadulce
Dubai, United Arab Emirates
midsize
2016
Aha!
West Menlo Park, United States
large
2013
AirDNA
Denver, United States
large
2014