Greg Avis

Greg is managing partner of Bangtail Partners, a private investment firm with a focus on impact investing. He is a cofounder and former managing director of Summit Partners, one of the nation’s leading private equity and venture capital firms, which has raised over $20 billion in capital since its inception.

Greg has served on the boards of more than 45 public and private companies, including RightNow Technologies, QuiQ and Foundant Technologies in Bozeman. His non-profit work has included service on the boards of Williams College (chair), Cleveland Clinic, ITHAKA, the James Irvine Foundation (chair), MASS MoCA, the National Outdoor Leadership School (NOLS) (chair), New Profit, Accion Opportunity Fund/Opportunity Fund (chair), the Robert Rauschenberg Foundation, Schwab Charitable Foundation, Silicon Valley Community Foundation (chair (2007) and interim president (2018)) and the Sobrato Philanthropies/Sobrato Family Foundation.

Through Bangtail Partners, Greg has recently spearheaded a number of projects in Montana and environs, including the rejuvenation of three hotels and a theater, the development of a workforce housing project, and supporting contemporary art through Tinworks Art.

Greg has taught mathematics at Eastside College Preparatory School in East Palo Alto for 20 years, where he was also responsible for the development of the school’s award-winning performing arts center. He holds a Bachelor of Arts degree, cum laude, in political economy from Williams College and a master’s degree in Business Administration, with distinction, from Harvard Business School.