San Francisco - Online social network Friendster announced on Tuesday that it has closed on $20 million in new funding, led by IDG Ventures, and named former Google executive Richard Kimber as its new chief executive.

Los Angeles - Riot Games, an independent developer focused on "premium online multiplayer session-based games with best-of-breed online services," announced on Thursday that it has secured a $7 million round of financing from Benchmark Capital and FirstMark Capital.

Emeryville, Calif. - Lithium Technologies, the provider of a platform that lets businesses create their own social networks and online communities, announced on Monday that it has raised a $12 million second round of financing, led by Benchmark Capital.

Menlo Park, Calif. - Benchmark Capital, an early-stage technology venture capital firm, has named Facebook executive Matt Cohler as a general partner. Cohler, one of the first five employees hired at Facebook in 2005, currently serves as the company's vice president of product management. He will join Benchmark in the fall and maintain a relationship with Facebook, serving as special advisor to founder and CEO Mark Zuckerberg.

San Francisco - Grockit, a San Francisco-based start-up developing a massively multiplayer learning game, announced on Friday that it has raised $8 million in its second round of financing, led by Integral Capital Partners with participation from Benchmark Capital.

American Fork, Utah - Move Networks, a provider of HD online TV services, announced on Monday that it has landed a $46 million third round of financing, led by Benchmark Capital.

Sausalito, Calif. - Glassdoor.com, a stealth-mode "social networking company focused on employment conditions in the workplace," has raised $3 million in a second round of funding led by Benchmark Capital, according to PEHub.com.

San Francisco - Gizmoz, a provider of customized, user-generated avatars for use with social media services, announced on Monday that it has raised $6.5 million in its second round of financing, led by DoCoMo Capital.

Palo Alto, Calif. - Gigya, a developer of technology for distributing, tracking and analyzing widgets, said on Monday that it has raised $9.5 million in its second round of funding, led by Mayfield Fund.

Denver - ManiaTV Network, an Internet-based television network, has raised $5.5 million in its third round of funding, led by DAG Ventures, PEHub.com reported, citing a regulatory filing.

San Francisco - Yelp, a social media site where users can post reviews of local bars, restaurants and other businesses, announced on Wednesday that it has raised a $15 million fourth round of financing, led by DAG Ventures.

Mountain View, Calif. - FriendFeed, the developer of a social media platform that lets users keep up with what Web pages, photos, videos and music their friends and family are sharing, announced on Tuesday that it has raised $5 million in its first round of financing, from Benchmark Capital and company co-founders Paul Buchheit and Sanjeev Singh.