Shortlist won the GMA for Coverage in a Mainstream Magazine last night.
The free weekly men's mag won the same prize last year.
Shortlist has carved a strong reputation amongst the trade, having put video games on the same level as the sport, film, lifestyle and entertainment topics it covers.
The magazine has featured key new releases on its cover over the years in the same space dedicated to celebrity interviews and the like.
The Games Media Awards, held in association with Grainger Games, are hosted every year by Intent Media, the publisher of leading trade publications MCV and Develop.
Headline sponsors of the event was fast-growing independent retail chain Grainger Games.
Trion Games sponsored the pre-event party, and Namco Bandai sponsored the after-party, during which Rockaoke was presented by We Sing (Nordic Games).
Gold partners were Xbox 360 (Microsoft), Codemasters, Battlefield 3 (EA), PS Vita (Sony), Ubisoft, Super Mario (Nintendo) and OnLive.
Silver partners were Namco Bandai and Capcom (sponsors of the after-party), Trio Worlds (pre-drinks event sponsor), Gamescom and We Sing (Nordic Games) which sponsored the after-event bandaoke.
PES 2012 (Konami), Sonic Generations (Sega), NC Soft, Rising Star Games, Green Man Gaming, The Games Tribe, The Darkness II (2K Games) and Venatus Media each sponsored individual awards.