As part of the partnership Bulldog branded messages will appear at the beginning and end of all 20 episodes in the series.
The show sponsorship is part of a wider integrated campaign involving iPhone and Facebook applications, product sampling, outdoor and print campaigns and competitions.
The series sponsorship begins today (13 May) and the programmes will be available for free download from iTunes and www.meetthebulldog.com.
The online comedy show sees Peep Show’s David Mitchell commenting and reacting to current affairs and issues.
The first series was downloaded more than 3 million times.
Bulldog launched a range of Fairtrade products earlier this year.