Our Firm
About Platinum Equity
Founded in 1995, Platinum Equity is a global investment firm with $48+ billion of assets under management, teams and investors around the world, and a diverse, global portfolio of operating companies in a wide range of industries. Our current portfolio of approximately 50 companies operates in a diverse range of industries, generates $90+ billion of aggregate revenue and employs approximately 200,000 people across the globe.
The Platinum Difference
We deploy a highly specialized strategy called M&A&O® that integrates investment expertise with deep operational capability and resources, including a large team of in-house operations professionals with hands-on experience from the boardroom to the factory floor. We believe our commitment to the “O” sets us apart from other firms and helps us build strong, healthy companies and create meaningful long-term value.
Our People
Led by an experienced and stable senior leadership group, Platinum's people bring M&A&O to life across the full cycle of every investment.
Tom Gores founded Platinum Equity, and his guidance, core philosophies and strong principles drive the strategic development and direction of both the firm and its portfolio.
Mark Barnhill
Partner
Mark Barnhill manages functions connected to capital raising, fund administration, investor relations and corporate and external affairs for Platinum Equity and Platinum Equity Capital Partners.
Stephanie Barter
Partner
Stephanie Barter oversees Platinum Equity’s in-house M&A Operations group, a team comprising functional experts across a wide range of operational disciplines that conducts due diligence on prospective acquisitions. She works closely with Platinum Equity’s M&A teams to deploy diligence resources and ensure that a comprehensive analysis of each prospective investment is completed.
John Diggins
Partner
John Diggins brings a comprehensive background in financial growth management and mergers & acquisitions activity to the company, in addition to broad operating experience.
Bryan Kelln
Partner
Bryan Kelln is a Partner, President of Portfolio Operations and member of Platinum Equity's Investment Committee. He is responsible for all aspects of business strategy and operations at Platinum Equity's portfolio companies, and is involved in evaluating buy and sell-side opportunities across the firm.
Jacob Kotzubei
Co-President
Jacob Kotzubei is a Partner and member of Platinum Equity's Investment Committee, leads the Los Angeles headquarters-based investment team, and has oversight responsibility for the investment team in Asia. In addition, Mr. Kotzubei plays a substantial role in raising capital from limited partners for the firm’s investment funds.
Johnny Lopez
Partner
Johnny O. Lopez is a founding partner of Platinum Equity and remains instrumental to the firm's ongoing evolution. He is a member of Platinum's Investment Committee, continues to actively pursue significant M&A transactions across multiple industries, mentors transaction teams, and is increasingly involved in the firm's business development efforts.
Philip Norment
Partner
Phil Norment is a member of Platinum's Investment Committee and is a senior advisor on specific operational initiatives throughout the portfolio. He is also the senior executive responsible for evaluating acquisition opportunities and integrating new acquisitions into the portfolio.
Louis Samson
Co-President
Louis Samson leads Platinum Equity’s New York/Greenwich and London-based investment teams, manages the operations of the New York, Greenwich and London offices, and is a member of the Investment Committee.
Mary Ann Sigler
CFO
Mary Ann Sigler joined Platinum Equity in 2004. She is currently responsible for overall accounting, tax, and financial reporting as well as managing strategic planning projects for Platinum Equity. In addition to these responsibilities, Ms. Sigler is the firm's Chief Compliance Officer.
Bob Wentworth
Partner
Robert Wentworth participates in senior level merger and acquisition activities for Platinum Equity and is a member of the Investment Committee.
Bob Wymbs
Partner
Bob Wymbs leads Platinum Equity’s dedicated, in-house sell-side team. In that capacity, he is responsible for managing a broad range of strategic divestiture opportunities throughout Platinum Equity’s portfolio.
Our Lines of Business
Platinum is an alternative asset management firm that invests institutional capital from around the globe. The firm specializes in private equity buyouts and has over 29 years of transacting across geographies, industries and transaction types. In addition to our core buyout capabilities, Platinum is active in the credit asset class, investing in the private and public debt of underperforming, undermanaged, undervalued companies, primarily in North America.
Global Offices
Los Angeles World Headquarters
360 N. Crescent Drive
Beverly Hills, CA 90210
+1 310.712.1850
Boston
3 Allied Drive
Suite 109
Dedham, MA 02026
+1 781.461.8888
Greenwich
1 Greenwich Office Park
N. Building, Floor 2
Greenwich, CT 06831
+1 203.930.2010
New York
52 Vanderbilt Avenue
21st Floor
New York, NY 10017
+1 212.905.0010
London
5 Hanover Square
1st Floor
London W1S 1HQ
United Kingdom
+44 (0) 20.3535.0899
Singapore
12 Marina View
#21-05 Asia Square
Tower 2
Singapore 018961
+65.6709.4090
Timeline
1995
Tom Gores founded Platinum Equity Holdings with $200K in seed capital. The firm capitalized on significant growth in corporate divestiture opportunities.
1996
First acquisition: Litigation Services, Inc.
1999
Business Week ranked Platinum Equity Holdings No. 10 on its annual list of the country’s top private IT organizations.
2000
Firm name changed to Platinum Equity.
2001
M&A&O: Platinum Equity trademarked its paradigm-shifting approach.
Williams Communications first billion-dollar portfolio company.
2002
Opened first European office in Paris.
Platinum Equity went global: Acquired Alcatel (NextiraOne Europe).
2003
First public-to-private acquisition: Tanning Technology Corporation.
2004
Fund I closed with $700M in capital commitments.
2006
First fund sale: ACR Logistics sold to Kuehne+Nagel International.
2007
Ryerson becomes Platinum’s first billion-dollar acquisition.
2008
London office opens.
Fund II closed with $2.75B in capital commitments.
2011
Tom Gores and Platinum Equity purchased Palace Sports and Entertainment, including the NBA franchise Detroit Pistons
2013
Fund III closed with $3.75B in capital commitments.
Forbes ranks Platinum Equity No. 22 on its list of America’s largest private companies.
2014
Singapore office opened. Platinum completed first IPO: Ryerson.
2016
In the same year, Platinum executed its largest acquisition and largest divestiture to date. Largest acquisition: Emerson Network Power acquired from Emerson for $4B. Largest divestiture: BWAY sold to Stone Canyon Industries for $2.4B.
2017
Greenwich office opened. Fund IV closed with $6.5B in capital commitments, eclipsing the original target of $4.5B.
2018
Small Cap Fund closed with $1.5B in capital commitments.
2019
Fund V closed with $10B in capital commitments.
2020
Vertiv lists on the New York Stock Exchange following business combination with GS Acquisition Holdings Corp.
2021
Largest acquisition to date: Ingram Micro closed for $7.2B.
Post 
In 
Email 
Copy link