Team

We have assembled a team of the highest quality professionals. Our team offers unparalleled experience and demonstrated excellence in executing transactions, providing advice and building long-term trusted relationships.

Gordon Dean, Partner

Gordon Dean, Partner

Gordon Dean, Partner

Gordon Dean, Partner


Phone 415.367.6020

Gordon began his professional career as a securities lawyer in Washington DC specializing in the IPOs of financial institutions. He joined Morgan Stanley in 1986 where he rose to become a Managing Director and Vice Chairman of Investment Banking. He ran the San Francisco Investment Banking operations and was co-head of the firm's Western Region.

Gordon has completed over 125 transactions, totaling over $100 billion of financing and mergers and acquisitions for clients including Albertson's, BankAmerica Corporation, Boeing, Charles Schwab, Clorox, Coinstar, Consolidated Rail, Del Monte, KKR, Levi Strauss, McKesson, Molson Coors, PACCAR, Safeway, TPG, Transamerica, Univar, URS and Wells Fargo.

Gordon and his wife Kristin live in Hillsborough with their three children, Gordon, Jackson and Robby. He currently serves on the Board of Regents of Georgetown University as well as the Board of Directors of Engineering Change, KnowledgeBeat and the San Francisco Golf Club. Gordon also served on the Board of the San Francisco Opera and was Chairman of the San Francisco Zoological Society.

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Mark Bradley, Partner

Mark Bradley, Partner

Mark Bradley, Partner

Mark Bradley, Partner


Phone 415.367.6010

Mark is a founding partner of DBO Partners. He started his career with Morgan Stanley in 1985 after graduating from The University of California at Berkeley with a BS in Business Administration. He worked for two years as an analyst in the Firm's Mergers & Acquisitions department. From 1987 to 1989 he attended Stanford Business School where he earned his Masters in Business Administration. He returned to Morgan Stanley in 1989 as an associate in the Corporate Finance department. Mark was the Global Head of Morgan Stanley’s Financial Sponsors coverage group for eleven years before becoming Chairman of the Group in 2011.

As Head of the Financial Sponsors Group, Mark was responsible for managing all of Morgan Stanley’s relationships with private equity firms globally. He has been involved in many of the largest and most complex LBOs. In addition, he has had the privilege of advising many private equity firms on financing and strategic opportunities at the GP level. Notable transactions where Mark was involved include the $45Bn LBO of TXU, $20Bn merger of Seagate and Veritas and the subsequent $2Bn LBO of Seagate’s disk drive business, $12Bn LBO of NXP, $11Bn LBO of SunGard and the $8Bn LBO of Avaya. At the GP level, Mark was involved in the $5Bn IPO of KPE, the subsequent merger of KKR and KPE and relisting of KKR on the NYSE, IPO of Blackstone, and the sale of a minority stake in TPG to CDB.

Mark currently resides in Hillsborough, California with his wife Kelly and three children.

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Nicholas Osborne, Partner

Nicholas Osborne, Partner

Nicholas Osborne, Partner

Nicholas Osborne, Partner


Phone 415.367.6030

Nicholas' banking career spans 25 years. Prior to co-founding DBO Partners, he was a Managing Director and Head of Global Technology Mergers & Acquisitions at Morgan Stanley. In this role he was responsible for managing relationships and advising on M&A transactions for leading global technology companies including Advanced Micro Devices, Applied Materials, Arcsight, Atmel, CNET, eBay, Electronic Arts, Ingram Micro, Intuit, Oracle, Omniture, Qlogic, Rightnow, Sandisk, Semtech and Zappos. He has completed transactions valued in excess of $100 billion and has extensive experience representing both buyers and sellers, structuring and negotiating significant JV’s and advising on activist and hostile situations.

Prior to joining the Morgan Stanley’s Technology M&A Group in 1996, Nicholas was a Vice President in the Financial Sponsor Group at Morgan Stanley and an Associate in the High Yield Finance Group at First Boston in New York City. In these roles he worked with leading private equity firms and their portfolio companies as well as large public companies structuring and executing leveraged buyouts, initial public offerings and highly leveraged financings. Prior to attending business school, he completed the management program and was corporate finance officer focused on large multinational clients at JP Morgan in New York City.

Nicholas is a graduate of Williams College with a BA in Economics and of the Tuck School of Business Administration at Dartmouth College with an MBA.

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Bryan Andrzejewski, Partner

Bryan Andrzejewski, Partner

Bryan Andrzejewski, Partner

Bryan Andrzejewski, Partner


Phone 415.367.6040

Bryan began his investment banking career at Morgan Stanley in 1988 as an analyst in the firm’s mergers and acquisitions department in New York. He spent the first half of his career in the M&A department and the financial sponsors group in New York as well as the corporate finance team in Australia and Toronto. For the last half of his career, he led the Corporate Finance Execution effort on the west coast, based in San Francisco. He was responsible for executing all manner of corporate finance transactions including public offerings and private placements of equity and debt.

Bryan is adept at successfully navigating clients and their advisors through the most complex types of transactions and transaction-related issues. During the course of his 20-year career at Morgan Stanley, Bryan executed well over 175 successfully completed equity IPOs, follow-ons, convertibles and private placements as well as bank, high yield bond, and sovereign debt offerings for clients and financial sponsors located in the US, Mexico, Canada, Europe, Asia, Australia, and Central and South America. His industry experience is broad encompassing general industrial, telecom, media, gaming, hospitality, transportation, oil and gas, renewable energy, food and beverage, consumer products, professional services, healthcare, biotech, and various technology companies.

Bryan graduated from Duke University in 1988. He currently resides in San Francisco with his family and young son.

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Robert Berner, Advisory Director

Robert Berner, Advisory Director

Robert Berner, Advisory Director

Robert Berner, Advisory Director


Phone 415.367.6000

Rob has advised and invested in companies for over 28 years. He has successfully completed over 100 transactions in a variety of industries with a total value aggregating over $100 billion. Most recently, Rob was a Partner and then the Chairman of the U.S Advisory Board at CVC Capital Partners. CVC is one of the largest and most global private equity firms with capital under management in excess of $50 billion and a network of 19 offices across Europe, Asia and the US. Rob joined CVC in 2007 as a Partner and was a founding member of CVC’s US efforts. Formerly a Managing Director of Ripplewood Holdings L.L.C, he oversaw Ripplewood’s investments in a number of industries, and sat on its Investment Committee. From 1986 until 1996, he held numerous positions with Morgan Stanley in its Investment Banking Division, primarily in the Corporate Finance and Merger and Acquisition Departments. He was Head of the Food, Beverage and Consumer Group.

Rob holds a B.B.A. with a major in finance from the University of Notre Dame and currently is a member of the Wall Street Leadership Council. He also received an M.B.A. from the J.L. Kellogg Graduate School of Management at Northwestern University and currently is a member of the Pete Henderson Society. He has sat on many Boards of Directors, including most recently Opera Solutions, a Big Data analytics business where he is a Senior Advisor to the Founder; Watsco, Inc. (NYSE), the largest HVAC distributor in the US; Johnnie-O Inc., a lifestyle apparel brand where he is Chairman; Diversified Distribution Services LLC (DDS) a specialty distribution business where he is a principal shareholder and Chairman; and RLB3 Capital LLC. Rob is also on the non-profit Boards of Youth, I.N.C. and Squash Haven.

Rob and his wife have five children and live in Greenwich, Connecticut.

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David DeRuff, Partner

David DeRuff, Partner

David DeRuff, Partner

David DeRuff, Partner


Phone 415.367.6006

David DeRuff has over 27 years of experience and has been a technology investment banker in Silicon Valley since 1989. David began his career at Morgan Stanley followed by over a dozen years at Montgomery Securities and Donaldson Lufkin Jenrette. David founded, built and sold East Peak Advisors, a leading M&A advisor to emerging technology companies. He has developed an excellent reputation as a thought leader and highly experienced advisor for both large public and emerging technology companies in a variety of segments in the technology market. David has completed well over 100 transactions in his career. Most recently, he built one of the first M&A practices in the industry focused on Cloud Enabling Technologies while at The Presidio Group and plans to continue to build this business at DBO Partners.

David earned a BS in Business Administration from the University of California, Berkeley and a MBA from the Harvard Graduate School of Business. David was a member of the 1984 US Olympic Rowing Team and finished sixth in the pair without coxswain event.

David and his wife Elizabeth have three children and live in Larkspur, California. David recently served as Senior Warden (chairman) at St. John’s Episcopal Church in Ross, CA. He also served as the Chairman of the Estuary Boathouse Fund which successfully raised the capital for a new boathouse for the University of California, Berkeley.

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Mathew Hein, Partner

Mathew Hein, Partner

Mathew Hein, Partner

Mathew Hein, Partner


Phone 415.367.6005

Mathew Hein has advised technology companies for over 20 years, including 17 years at Morgan Stanley. From 2006 to 2013, Mr. Hein served as a Managing Director in Morgan Stanley’s Technology Investment Banking Group and as Global Co-Head of Semiconductor Banking. Mr. Hein was responsible for managing relationships, providing strategic advice, advising on M&A transactions and leading financing transactions for semiconductor and other technology companies worldwide. He has completed nearly 100 transactions for public and private companies, representing buyers and sellers in negotiated as well as unsolicited transactions, and raising capital in venture, IPO, public equity, convertible, high yield and investment grade markets. He has completed transactions for a brand range of technology leaders, including AMD, Applied Materials, Arbor Software, Atmel, Autodesk, Broadcom, Brocade, Forte Software, Informix, Ingram Micro, InvenSense, LSI, Microsemi, Netscape, Polycom, Redback, SanDisk, Seagate, SGI, SK Hynix, Spansion, Spreadtrum, Sybase, The ASK Group and Verigy.

From 1995 to 1999 and from 2001 to 2013, Mr. Hein worked in Morgan Stanley’s Technology Group. He served in Business Development and Sales roles at Loudcloud from September 1999 to December 2000 where he established and negotiated business partnerships with key technology partners. From 1993 to 1995, Mr. Hein was a Financial Analyst in the Technology Group of Bear, Stearns & Co., Inc.

Mr. Hein lives in Los Altos with his wife and three children. Mr. Hein currently serves on the Boards of Ethertronics and Universal Robotics. Mr. Hein is a graduate of Stanford University with a BA in Civil Engineering and an AB in History.

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Madeleine McCarthy, Vice President

Madeleine McCarthy, Vice President

Madeleine McCarthy, Vice President

Madeleine McCarthy, Vice President


Phone 415.367.6018

Madeleine is a Vice President at DBO Partners. Prior to joining DBO Partners, Madeleine was an investment banking Analyst at Morgan Stanley in the Financial Sponsors Group. She focused on leveraged buyout transactions across a variety of industries and valuation analysis of private equity firms.

Madeleine graduated from University of California, Berkeley with a Bachelor of Arts in Statistics and a minor in Industrial Engineering Operations Research.

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Bryant Williams, Vice President

Bryant Williams, Vice President

Bryant Williams, Vice President

Bryant Williams, Vice President


Phone 415.367.6017

Bryant is a Vice President at DBO Partners and joined the firm in 2012. He focuses on M&A and private placement transactions across all industries, with an emphasis on technology. Prior to DBO, Bryant was an Analyst at Morgan Stanley in the Financial Sponsors Group focusing on M&A and corporate finance advisory services for Private Equity firms and their portfolio companies.

Bryant is originally from the San Francisco Bay Area and received his BA in Philosophy, Politics, and Economics from the University of Pennsylvania, graduating with honors. He was Captain of Penn’s Golf Team, and also a member of their 2007 Ivy League Championship Team.

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Jason Cho, Associate

Jason Cho, Associate

Jason Cho, Associate

Jason Cho, Associate


Phone 415.367.6016

Jason is an Associate at DBO Partners. Most recently, Jason was an Associate at Bank of America Merrill Lynch in the Financial Sponsors Group focusing on leveraged buyout transactions across industries. Prior to Bank of America Merrill Lynch, Jason held positions at Kohlberg, Kravis, Roberts & Co., and Accenture.

Jason holds a BS degree in Economics / BA degree in Psychology from Duke University and an MBA from Yale School of Management.

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Alex Bayman, Analyst

Alex Bayman, Analyst

Alex Bayman, Analyst

Alex Bayman, Analyst


Phone 415.367.6026

Alex joined DBO Partners in 2014. He graduated from Princeton University with a Bachelor of Arts in Comparative Literature. At Princeton, Alex held leadership positions in the Ivy Club and the Sigma Alpha Epsilon Fraternity. Previously, he completed an internship with the Energy Transportation Group in New York City.

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Leland Chamlin, Analyst

Leland Chamlin, Analyst

Leland Chamlin, Analyst

Leland Chamlin, Analyst


Phone 415.367.6029

Leland joined DBO Partners in 2015. He graduated cum laude from the University of Pennsylvania with a BA in Science, Technology, and Society and a concentration in Information Technology, as well as a minor in Consumer Psychology. As a University Scholar at Penn, Leland developed a new Wharton graduate class with Union Square Hospitality Group focused on restaurant hospitality and management. He previously completed an internship at Nomura as an Investment Banking Analyst in its Technology, Media, and Telecommunications group.

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Dillon Ecclesine, Analyst

Dillon Ecclesine, Analyst

Dillon Ecclesine, Analyst

Dillon Ecclesine, Analyst


Phone 415.367.6028

Dillon joined DBO Partners in 2015 after a summer internship with the Firm in 2014. He graduated magna cum laude from Princeton University with a Bachelor of Arts in Classics. While at Princeton, Dillon was a member of the Ivy Club, the Sigma Alpha Epsilon Fraternity, and the Princeton Golf Club.

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Amie Gao, Analyst

Amie Gao, Analyst

Amie Gao, Analyst

Amie Gao, Analyst


Phone 415.367.6032

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Thomas Gordon, Analyst

Thomas Gordon, Analyst

Thomas Gordon, Analyst

Thomas Gordon, Analyst


Phone 415.367.6033

Tom is an analyst at DBO Partners. He earned his Bachelor of Business Administration in Finance with high honors from the University of Notre Dame. He also completed a second major in Medieval Studies with concentrations in philosophy and theology. At Notre Dame, Tom was a member of the Malpass and Notre Dame Merit Scholars Programs. Prior to joining the firm as both a summer and full-time analyst, Tom completed internships with the Notre Dame Investment Office, the Jordan Company, and Cavan Capital Management.

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Shivam Patel, Analyst

Shivam Patel, Analyst

Shivam Patel, Analyst

Shivam Patel, Analyst

shivam.patel@dbopartners,com
Phone 415.367.6038

Shivam is an analyst at DBO Partners. He graduated magna cum laude from Dartmouth College with a Bachelor of Arts in Mathematics. At Dartmouth, Shivam held leadership positions in the Dartmouth Investment and Philanthropy Program and the Alpha Delta Fraternity. He previously completed internships at Deutsche Bank in the Technology Investment Banking group and at Brookstone Partners.

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Jared Weinstein, Analyst

Jared Weinstein, Analyst

Jared Weinstein, Analyst

Jared Weinstein, Analyst


Phone 415.367.6037

Jared joined DBO Partners in 2016 after a summer internship with the Firm in 2015. He graduated summa cum laude and Phi Beta Kappa from the University of Pennsylvania where he received BAs in Mathematics and Economics. While at Penn, Jared was a member of the Phi Delta Theta fraternity and Penn club lacrosse team. Previously, he completed an internship at Deutsche Bank in its Commercial Real Estate Group.

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