GameStop is a retail chain selling video games, gaming systems, accessories, and toys. They also accept trade-ins.
Humble Bundle is an online seller of video games with a focus on charity. Since 2010, they have contributed over $150,000,000 to charity.
Cardhoarder is one of the largest secondary market stores for Magic The Gathering: Online. Originally opening in 2005, they have several bots used on MTGO to help facilitate card-buying.
TCGplayer is an online storefront for selling trading cards from popular games such as Magic The Gathering, Pokemon, and Yu-Gi-Oh.
Cardmarket is Europe's largest online retailer for trading card games including Magic The Gathering, Pokemon, and Yu-Gi-Oh.
Fanatical is a video game and video game bundle seller that offers sale prices for popular titles by working directly with publishers or bundling games into one package.
Kinguin is an alternative online marketplace for video game and software licenses. They provide a platform for buyers and sellers to trade games for fair prices.
Green Man Gaming is an online video game retailer founded in 2009. Their catalog contains over 6600 games.
Wargaming is a video game company that has created popular games such as World of Tanks, World of Warplanes, and World of Warships.
Apex Hosting is a Minecraft hosting service with low latency connections and high-end server hardware.