Our Team

We utilize not just capital, but our staff, partners and resources to help our portfolio companies develop double bottom line practices that are uniquely appropriate and effective for their business.

Nancy Pfund
Managing Partner

Nancy E. Pfund is Founder and Man­ag­ing Part­ner of DBL Part­ners, a ven­ture cap­i­tal firm whose goal is to com­bine top-​​​​tier finan­cial returns with mean­ing­ful social, envi­ron­men­tal and eco­nomic returns in the regions and sec­tors in which it invests. Nancy …
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Ira Ehrenpreis
Managing Partner

Ira Ehren­preis is Founder and Man­ag­ing Part­ner of DBL Part­ners.  Ira is a rec­og­nized leader in both the ven­ture cap­i­tal indus­try and the energy inno­va­tion sec­tor.  In 2007, Ira was named one of the “Top 50 Most Influ­en­tial Men Under …
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Cynthia Ringo
Senior Partner

Cyn­thia Ringo is a Senior Part­ner of DBL Part­ners, and a Man­ag­ing Part­ner of a prior fund man­aged under DBL Investors. Ms. Ringo cur­rently sits on the board of direc­tors of The Real­Real, Urban­sit­ter, Brain­scope, Maiyet, RubyRib­bon and Siva Power, …
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Mark Perutz

Mark Perutz is a Part­ner at DBL Part­ners. Pre­vi­ously he was an invest­ment pro­fes­sional at JPMor­gan help­ing to man­age the Bay Area Equity Fund from 2003 through the spin-​​​​​​out of the Bay Area Equity Fund from JPMor­gan and the found­ing of DBL
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Marc Van Den Berg

Marc is a Part­ner at DBL Part­ners. Prior to DBL Part­ners, Marc was a Gen­eral Part­ner at Tech­nol­ogy Part­ners, since join­ing the firm in 2012. Marc’s ven­ture invest­ing career began early last decade where he spent 6 years as a …
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Lisa Hagerman
Director of Programs

Lisa is the Direc­tor of Pro­grams at DBL Part­ners. Pre­vi­ously Lisa was Direc­tor of Pro­grams at DBL Investors, which she joined in 2011. Lisa is lead­ing the strat­egy and imple­men­ta­tion of dou­ble bot­tom line prac­tices work­ing with DBL’s port­fo­lio com­pa­nies …
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Patrick Sagisi

Patrick is an Asso­ciate at DBL Part­ners and a Kauff­man Fel­low. Patrick also worked at DBL’s pre­de­ces­sor fund, DBL Investors. Patrick sources and per­forms dili­gence on invest­ment oppor­tu­ni­ties, advises port­fo­lio com­pany man­age­ment, and helps port­fo­lio com­pa­nies imple­ment their dou­ble bot­tom …
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Carol Wong
Chief Administrative Officer

Carol is the Chief Admin­is­tra­tive Offi­cer at DBL Part­ners. Pre­vi­ously Carol was the Fund Man­ager for DBL Investors for the Bay Area Equity Fund and DBL Equity Fund, and before was at JPMor­gan for 20 years prior in mul­ti­ple roles. Ms. …
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