- Arnet
- Arno
- Arno Centrifuges
- Arose 2007
- Around the World in 80 Days
- Arraze Rodenticide
- Arrive Alive
- ART & COPY
- Artisan
- Artline Pens
- Arts & Earth festival
- AS sport newspaper
- Asa Wright Nature Center
- Asana
- Asel art supply
- ASH
- Ashhole
- Ashley Madison Agency
- ASICS
- Ask.com
- Asko Washing Machines
- Asociacion Salvadorena de Agencias de Publicidad
- Asonor
- Aspirin
- Aspirin Plus C
- Aspirine
- Assassin's Creed 2
- Associated Ready Mixed Concrete
- Association for Responsible Alcohol Use
- Asthma Foundation
- AT&T
- AT&T
- Atari
- Atelier Straumann Retouching Studio
- Atlantic School of Circus Arts
- Atlantis Travel Agency
- Atol
- ATP
- Atria Fresh
- Atripla billboard
- Au Revoir Charlie (Sound production)
- Auckland Architecture Association
- Auckland City Council
- Auckland City Council Pedestrian Safety
- Audi
- Audi A4
- Audi Q5
- Audi Quattro
- Audi R8 V10
- Audi RS4
- Audi S4 Quattro
- Audi S5
- Audi side assist
- Audi TDI (Q7)
- Audi TT TDI
- Audible.com
- Augmented Reality
- Australian Childhood Foundation
- Australian Financial Review
- Australian Football League
- Australian Mitochondrial Disease Foundation / Stay in Bed Day
- Australian Olympic song parody
- Australian Unity
- Australie
- Automobile Association of Singapore
- AVG
- Aviva Insurance
- Avon
- Avondale wines
- Award School Graduates 2007
- AXA
- AXA Bank
- Axe
- Axe Day and Axe Night
- Axe Day&Night
- Axe Detailer shower tool
- Axe Shower Gel
- AXN
- Ayana Highland Trust, Royal Ivory White Tea
- Ayrine
- Azur
- B.C. Cancer
- Baby Boutique
- BabyCakes
- Bacaolinita
- Bacardi
- Bacardi Añejo
- BACK Guard and Security Services
- BAD
- Badlands.se
- Baileys
- Bajaj
- Bajaj Alliance
- Bajaj XCD 135
- Balance Water
- Balloon AA
- Baltimore Business Journal
- Bambini+diritti
- Banana Nut Cheerios
- Bancaja
- Banco AV Villas
- Banco Real
- Bancolombia
- Band Aid
- Bandai
