Gus Alberelli

Gustavo Alberelli is a Managing Director and co-founder of Sunstone Partners. Gus originally joined Trident Capital in 2012 as a Managing Director and currently serves as a Board Director of Userzoom, Outmatch, and NetSPI. Gus is a former Board Director or Observer of AcademixDirect, Intelepeer, MyPerfectSale (acquired by Sugar, Inc.), Prolexic Technologies (acquired by Akamai Technologies) and Revolution Prep.

Previously, Gus was a Director at Kennet Partners where he led growth equity investments across the technology sector, typically as the first institutional investor. Gus started his investment career at Trinity Ventures, where he primarily worked with early stage technology companies. Prior to becoming an investor, Gus held several business development and marketing positions at Saltare, a venture-backed enterprise software company. He began his career as an analyst in the technology investment banking division of Robertson Stephens.

Raised in Miami, Gus received an MBA from Columbia Business School and a BA degree from Swarthmore College where he was a Swarthmore Scholar.

Ale Amesquita

Ale Amesquita is focused on Business Development at Sunstone Partners. Prior to joining Sunstone Partners, Ale was on the Business Development team at ProsperWorks, a cloud based, cross-platform CRM that plugs into G Suite. Throughout her time at ProsperWorks, Ale focused on generating new business and strategically growing existing accounts in the SMB space. Before ProsperWorks, Ale worked at NBCUniversal where she helped manage agency and brand relationships in the Broadcast vertical. 
 
Ale graduated with a B.A. in Journalism and a B.A. in Public Relations from DePaul University.  Ale was born in Lima, Peru and spent her early childhood in Caracas, Venezuela until finally moving to Cincinnati, Ohio. 

Neil Barringer

Neil Barringer is the Accounting Manager for Sunstone Partners, supporting CFO Michael Derrick with financial accounting and operations.  He has over 10 years of  accounting experience in a variety of industries including hospitality, professional services, software, and hardware.

Neil earned his B.S. degree in Business Administration, Accounting from San Jose State University.  He was born in Nevada and raised in Saratoga, California.

Mike Biggee

Michael Biggee is a Managing Director and co-founder of Sunstone Partners. Prior to founding Sunstone Partners, Mike was a Managing Director of Trident Capital, which he joined in 2005.

Mike currently serves as a board director of NetSPI and Host Analytics, and is a board observer at AlienVault and HyTrust. Mike is a former board director or observer of Arxan Technologies (acquired by TA Associates), BlueCat (acquired by Madison Dearborn), Fruition Partners (acquired by CSC), Prolexic (acquired by Akamai), Solera Networks (acquired by Blue Coat), Tablus (acquired by EMC) and Voltage Security (acquired by HP).

Mike began his investing career in 2001 with a New York based private equity firm specializing in technology and services investments. Earlier in his career, Michael worked in the technology investment banking group at Merrill Lynch.

An east coast native, Michael earned a B.S. and Master of Engineering degree in Chemical Engineering from Cornell University.
 

Andy Cao

Andy Cao is a Vice President at Sunstone Partners. Prior to joining Sunstone Partners, Andy was a Senior Associate at Trident Capital.

Andy currently serves as a Board Director of UserZoom and played a significant role in Sunstone’s investment in NetSPI. 

At Trident Capital, Andy served on the board of Arrohealth (acquired by Ciox) and worked on Trident’s investments in Imagine Health and Prolexic Technologies (acquired by Akamai). He also helped build Sunstone's proprietary sourcing engine.

Prior to joining Trident, Andy was an investment banking analyst at Citigroup in New York. Andy is a graduate of the Jerome Fisher Program in Management & Technology at the University of Pennsylvania where he earned a B.S. in Economics from the Wharton School and a B.S. in Engineering from the School of Engineering.    
 

Charlie Culp

Charlie Culp is an Investment Associate at Sunstone Partners.  Prior to joining Sunstone Partners, Charlie was an Investment Banking Analyst at BMO Capital Markets in the Technology and Business Services group.  During his time at BMO, Charlie focused on M&A and capital raising for Software, Internet & Digital Media, and Hardware companies. 
 
Charlie graduated with a B.S. in Business Administration from U.C. Berkeley’s Haas School of Business.

Michael Derrick

Michael Derrick manages Sunstone Partners' Finance function and back-office processes. Michael has been with Sunstone Partners since inception and with Trident Capital since 2012. Michael has over 18 years of experience in fund accounting and administration with private equity, hedge funds and fund-of-fund firms.

Michael was previously CFO of the private equity funds sponsored by Thomas Weisel Partners; opened and ran the San Francisco office of Mourant Fund Services, an outsourced provider of administration for private equity firms; spent a number of years at the investment firms Trust Company of the West in Los Angeles and Apax Partners in London; and before that practiced at Ernst & Young in the U.K.

Sunstone Partners is a spinout from Trident Capital, a multi-stage investment firm with seven funds and $1.9 billion of capital under management since 1993. Sunstone Partners will share the back office resources of Trident Capital, including Trident Capital’s Finance and Administration team (including Howard Zeprun and Michael Derrick) and Trident Capital’s third-party fund administrator, Standish Management.

Scott Hammack

Scott Hammack is a multiple time successful technology entrepreneur and CEO.  He currently serves as Executive Chairman of Sunstone Partners portfolio company, NetSPI.  Previously, Scott was CEO of Prolexic Technologies, a Trident Capital portfolio company sold to Akamai Technologies in 2014 for $415 million.  Prior to Prolexic, Scott was Chairman and CEO of Cyberguard Corporation (NASDAQ:CYBG), where he successfully turned around the company from near bankruptcy and then it ultimately was sold to Secure Computing for $295 million.
 
Scott started his career as Founder & CEO of MasterChart, which he started in his basement, bootstrapped, and eventually sold to Allscripts, Inc. for $125 million.

Rasheed Haynes

Rasheed Haynes is an Investment Associate at Sunstone Partners.  Prior to joining Sunstone Partners, Rasheed was an Investment Banking Analyst at Morgan Stanley in the Healthcare group.  During his time at Morgan Stanley, Rasheed focused on mergers and acquisitions and capital raising for companies across the Healthcare sector. 
 
Rasheed graduated cum laude with a B.S. degree in Applied Economics and Management from Cornell University.  Rasheed was raised in Landover, Maryland.

Sidhant Misra

Sid Misra is an Investment Associate at Sunstone Partners.  Prior to joining Sunstone Partners, Sid was an Analyst in The Walt Disney Company's Corporate Strategy and Business Development group.  He also completed a summer internship program with the U.S. Treasury Department. 
 
Raised in Columbia, MO, Sid graduated cum laude with an A.B. degree in economics from Harvard College. 

John Moragne

John Moragne is a Managing Director and co-founder of Sunstone Partners. Prior to Sunstone Partners, John co-founded Trident Capital in 1993. He invests in Internet, Healthcare IT and Enterprise Software.

In 1995, John became the initial chairman of Mapquest and helped create one of the first global Internet brands. Since then, he has led investments in a number of game-changing Internet companies including HomeAway and Turn.  

In addition to his deep Internet expertise, John has over 25 years of experience in Healthcare IT. After a brief career as an exploration geologist and obtaining his Stanford MBA, John joined Bain & Co. where he consulted to hospital systems and technology companies. At Trident, he successfully helped build and sell Healthcare IT companies to firms such as United Health and Wellpoint.

John’s numerous investment wins have earned him recognition on the Forbes “Midas List.”

Immediately prior to founding Trident Capital, John was an investor at Bain Capital and its related fund, Information Partners Capital Fund, at which he invested primarily in technology buyouts and growth investments.

John serves as Chairman of the Advisory Board of the School of Earth Sciences at Stanford University and is on the Board of Directors of Climate Central. Raised in New York, he holds a B.A. from Dartmouth College, an M.S. from Stanford University, and an M.B.A. from the Stanford Graduate School of Business.

Arneek Multani

Arneek Multani is a Managing Director and co-founder of Sunstone Partners. Prior to founding Sunstone Partners, Arneek was a Managing Director of Trident Capital, which he joined in 2002.

Arneek currently serves as a board director of Imagine Health and Teladoc. He is a board observer at Advanced ICU Care. Arneek is a former director or board observer of Acclaris (acquired by Towers Watson), ArroHealth (acquired by CIOX Health), Datatel (acquired by Hellman & Friedman), HealthMEDX (acquired by Netsmart Technologies), Profex (acquired by a multi-national pharma company) and Resolution Health (acquired by WellPoint).

Prior to joining Trident, Arneek was an Associate at McCown De Leeuw, a private equity firm specializing in leveraged buyouts, where he focused on investing in the health and fitness industries. Arneek started his career as an analyst at Morgan Stanley & Co in the Media & Telecommunications group of the Mergers & Acquisitions department.

Raised outside of Philadelphia, Arneek earned a B.S. in Economics from the Wharton School of Business and a B.A.S. in Systems Engineering from the Moore School of Engineering at the University of Pennsylvania. He also holds an M.B.A from the Stanford Graduate School of Business.

Ankur Rathi

Ankur Rathi is a Vice President at Sunstone Partners.  Prior to joining Sunstone Partners, Ankur was an Associate at Riverside Partners, a technology and healthcare focused private equity firm in Boston. Before Riverside, Ankur was an Associate at Allstate Investments, focused on global investing as a limited partner in private equity firms. Ankur began his career as an Investment Banking Analyst at BMO Capital Markets in the Mergers & Acquisitions group.
 
Raised outside of Chicago, Ankur earned B.S. degrees with High Honors in Accountancy and in Finance from the University of Illinois at Urbana-Champaign. He also received his M.B.A. with Honors from the Wharton School at the University of Pennsylvania.

John Reardon

John Reardon heads Sunstone Partners' Portfolio Operations team. John has more than 30 years of experience in the healthcare industry and technology sector. He has been a successful entrepreneur, software company CEO, hospital system executive, private equity firm operating partner and investor.

Prior to joining Trident Capital in 2008, John was the CEO of CliniComp Intl., a hospital EMR company. Earlier in his career, John’s wide ranging industry roles included Regional VP of Strategic Planning and Corporate Development for St. Joseph Health System and co-founder of two other Healthcare IT companies. John has also been an Operating Partner at JP Morgan Partners, where he helped turn around eight troubled portfolio company investments while serving as President, CEO or Board member.

Jeff Rich

Jeff Rich was CEO of Affiliated Computer Services (ACS), a Fortune 500 company and leading provider of business process outsourcing and IT services, from 1999 to 2005. During his tenure, Jeff grew ACS from $300m in annual revenues to $5.3b in annual revenues, through organic growth and 70+ acquisitions. Prior to joining ACS, Jeff was  a Vice President in the Leveraged Capital Group of Citibank New York.

Jeff was a member of the Board of Directors of Trident portfolio company Fruition Partners, which was sold to CSC in 2015. He is a member of the Board of Directors of Trident portfolio company Fruition Partners. He is also a member of the Board of Directors of Telligent, Inc. and on the Executive Board of the Dallas Symphony Orchestra.

Gabriel Shaukat

Gabriel Shaukat is a Vice President at Sunstone Partners.  Prior to joining Sunstone Partners, Gabe was an Associate at Primus Capital, a healthcare and technology focused private equity firm in Cleveland. Before Primus, Gabe worked as an Investment Banking Analyst at SunTrust Robinson Humphrey in the Consumer and Retail group.
 
Raised in Columbus, Georgia, Gabe earned a B.B.A. degree in Finance with Highest Honors from the University of Georgia. He also received his M.B.A. with Honors from the University of Chicago Booth School of Business.

Cynthia Snow

Cynthia Snow supports Gus Alberelli, Michael Biggee and John Reardon, as well as HR support, Marketing, Finance and Operations.  She has been with Sunstone for 5 wonderful years and comes from a varied technical and shared services background. 

Cynthia has a B.A from UC Santa Cruz (go Slugs!) in Psychology.  She is a two-time Tough Mudder, loves to run Half Marathons, travel and cook.

Howard Zeprun

Howard Zeprun manages Sunstone Partners' operations as well as the processes of portfolio company investment and liquidity. Howard brings to Sunstone Partners and its portfolio companies a deep well of transactional experience and legal knowledge together with business perspective, creative thinking and a solutions orientation.

Howard has been with Sunstone Partners since inception, and with Trident Capital since 2002. Prior to joining Trident, Howard was a partner at Wilson Sonsini Goodrich & Rosati. He also spent several years as chief corporate counsel at Apple Computer.

Sunstone Partners is a spinout from Trident Capital, a multi-stage investment firm with seven funds and $1.9 billion of capital under management since 1993. Sunstone Partners will share the back office resources of Trident Capital, including Trident Capital’s Finance and Administration team (including Howard Zeprun and Michael Derrick) and Trident Capital’s third-party fund administrator, Standish Management.