Companies| 3rd I Graphic Design Studio | Centurion | Graphic Design |
| 3rdworlddesigns | Cape Town | graphic, logo, flash, website design |
| 3tribes Design | | Graphic Design and Advertising |
| 4D Media | Johannesburg | Niche Market |
| 4Front Marketing | Port Elizabeth | Direct Marketing and Internet Marketing |
| 5D Advertising | Cape Town | design, advertising, multimedia, web development |
| 72DPI | Sandton | Photography (Commercial) |
| 7even Marketing Solutions | Pretoria | Corporate identity, Strategic Planning,Comms,Brand |
| 7plusMEDIA | Pretoria | Corporate Communications Agency |
| 85th Media House | Randfontein | Adverts, Printing and Design |
| 8 Ball Design Studio® | Randburg | Design |
| 947 Ground Patrol | Johannesburg | On air marketing |
| A-PLUS Communications | Johannesburg | Marketing Services |
| A.I. Technologies | | Online Marketing & Printing |
| A 2 Advertising | Cape Town | Outdoor Marketing |
| A2Z Promotions | Alberton | Promotional Goods |
| AAA Photos | Johannesburg | Commercial photography |
| Abadeli Media Solutions | La Lucia Ridge | Advertising, Branding, Marketing, Design, Printing |
| Abafazi Design & Communication | | Below & Above the line Advertising |
| Abela Communications | Cape Town | Media, Software, Communications & Entertainment |
| ABN | Johannesburg | Marketing & Graphic Design Agency |
| aboutbl_nk Design Studio | Cape Town | Graphic & Website Design. Online publishing. |
| Acappella Productions | Sandton | Event production |
| ACMP Creative | Cape Town | ATL BTL Advertising |
| Act Advertising | Lonehill | Ad Agency, media placement & production company |
| Action-e | Johannesburg | Electronic Advertising |
| Activation Station | Johannesburg | Marketing |
| Active Brand Communications | Benoni | Event Branding, Graphic Design, Printing, Banners |
| Active Online Media | Cape Town | Branding,Advertising,Digital,Online Media,SEO |
| Active Profile | South Africa, | Business Profiling |
| Activism | Fourways | Advertising |
| AD-ONE Media Communications | | Web Development - Complete Package |
| Ad-renalin Junkies Advertising/Film Productions | | Mainstream motion picture services & advertising |
| Ad-Vantage Consultants | | Below the line advertising |
| ADCO - Advertising College Of Southern Africa | Cape Town | ADCO - Advertising College Of Southern Africa |
| Adcorp Talent Resourcing KZN | Durban | Recruitment |
| adcover | Cape Town | Marketing products |
| Adds International | Pretoria | Internet Classified Advertising |
| Adds On The Double | Mississauga | Ad Making |
| Ad Dynamo | Cape Town | PPC advertising |
| Adforce | Windhoek | Advertising Agency |
| AdForum | London (UK) | Resources for the Advertising & Marketing Industry |
| Ad Frequency | Soweto | Out of home |
| Adgraphics | Durban | Ad Agency |
| ADI.tv SA | Somerset West | LED Screen Supplier and Advertising on Outdoor LED |
| Adine Communication | Johannesburg | streaming ADS |
| adjooce | Johannesburg | Free Website Service Provider |
| Adlab | Lusaka | advertising | brand creation | design studio |
| Adlink Personnel Placements | | Recruitment |
| Adman Source & Contacts | Kampala | Outdoor Advertising |
| Adnet | Sandton | Advertising, Marketing, Strategists |
| ADnovate Media | | Direct Marketing |
| Adonafro Lifestyle | Pietermaritzburg | Promotions |
| Adorn Media Studio | Pretoria | advertising photography multimedia branding |
| Adphoto Inc. | | Advertising Photography |
| ads-on Trailer Advertising | Johannesburg | Trailer Advertising is SA's no 1 Trailer Ads Co! |
| AdSauce Consulting | Cape Town | Advertising Sales, marketing consultants |
| Ads BB South Africa | Johannesburg | a FREE Advertising Bulletin Board |
| Ads for Fun | Pretoria | Services ads for fun using digital media with HD |
| Ads in Motion | Alberton | Trailer Advertising |
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