Glenco Films
Film and DV-video production facility based in California, Arizona, Oregon.
http://glencofilms.tripod.com/dv/

Give a Damn Films
Specializes in short films, public service announcements and advertising for the non-profit community. Background information, QuickTime film clips, and FAQ.
http://www.giveadamnfilms.com/

Gabriel Films
An independent documentary film company that specializes in social issue storytelling. It was founded by Jonathan Stack in 1991.
http://www.gabrielfilms.com/

Gulliver Media
Award winning Australian producers of wildlife, educational films and documentaries.
http://www.gullivermedia.com.au

Guerrilla Films
Dedicated to the production and distribution of independent films. The site provides details about their releases, and links to activist and film related sites.
http://www.guerrillafilms.org