Internet Capital Group Focuses on business-to-business ecommerce. Famous for VerticalNet. Publicly traded on NASDAQ as ICGE. http://www.internetcapital.com/

eCompanies Well known incubator based in Santa Monica, CA http://www.ecompanies.com/

idealab! Focus on new business models. The brainchild of Bill Gross. Some of their incubated businesses are eToys, CarsDirect, CitySearch, and Goto.com. Based in Pasadena. http://www.idealab.com/

eHatchery Based in Atlanta and founded by Jeff Levy (RelevantKnowledge). http://www.ehatchery.com/

Phase 1 Based in Maryland and involved with Digital Addiction and iAtlas. http://www.phase1.org/

WebMagic, Inc. Southern California incubator whose successes have included Pets.com and Toys.com. http://www.webmagic.com

iHatch.com Based in Orlando. Involved with coolsavings.com, StructuredWeb.com, and Bungo.com. http://www.ihatch.com/

Venture Frogs Founded by Tony Hsieh and Alfred Lin from LinkExchange. Based in San Francisco. http://www.venturefrogs.com/

Katalyst Based in Pennsylvania and affiliated with Breakaway Solutions. http://www.katalyst.com/

brightspark Canadian technology incubator headed by Mark Skapinker (Delrina). http://www.bspark.com

Swauger.com Focused on Internet commerce and other early stage Internet companies. http://www.swauger.com

Cambridge Incubator Incubator based in Cambridge, Massachusetts. http://www.cambridgeincubator.com

Frontline Capital Group Publicly-traded incubator focusing on B2B e-commerce and e-services companies. http://frontlinecapital.com

The Daily Me Business incubator project targeted towards micro-businesses. http://www.thedailyme.com/incubator/index.html

ThinkTank.Com Founded by Scott Blum (buy.com) and currently incubating eJets, FreeComputer.com, Fax.com, and BuyNow. http://www.thinktank.com/

Segmentor Scandinavian Internet incubator focusing e-commerce enabling technologies. http://www.segmentor.com/

march.fifteen Vienna based european incubator. Invested in UCP, JoWood, Sysis, and Austronaut. http://www.marchfifteen.com

Lux Capital Group Manhattan-based incubator and venture capital firm focused on universities. http://www.luxcapital.com/

motorskill.com Incubator offers funding and support for technology innovation. http://www.motorskill.com/

DreamLabs Incubator focusing on technology start-ups in Virginia. http://www.dream-labs.com/