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DC: Observatory Tour and BBQ and Pool Party

  • Mark and Susan Foster's Home Purcellville, VA 20132 (map)

DC: Observatory Tour and BBQ and Pool Party

Join us at the home of Mark Foster (BS '82). Enjoy the chance to connect with fellow alumni at a BBQ and pool party in the beautiful Shenandoah foothills. Mark will offer a tour inside his private 0.6m research-grade observatory. 

Additional Details

  • Address and host phone number to be emailed to registrants prior to the event

  • Ample parking available

  • in case of inclement weather, please check Facebook or call Mark Foster. Phone number to be included in email sent three days before the event.

  • If you are available to provide transportation for other alumni or need a ride, please contact email Elizabeth Emerald at

About Mark Foster (BS ’82)

Mark Foster has been a serial entrepreneur in the greater DC tech community since graduating Caltech.  He is best known for inventing telephone number portability, the ability to keep your phone number and change carrier or technology, and founding Neustar (NYSE:NSR) headquartered in Sterling, VA, where he was CTO from 1995-2008.  In between consulting and volunteer work, Mark also spends his time running a 0.6m research-grade observatory on his property in the Shenandoah foothills.

Earlier Event: June 7
Pasadena Monthly Lunch