Leadership Team
Our founders bring investment expertise, hands-on operational know-how and experience advising many of the world’s largest family offices and long-term investors
Sean Costello
Managing Partner
Sean has more than 25 years financial markets experience in US and Europe across investment banking, equity research and UHNW/ Global Family office private banking. He has worked in senior roles at firms including Morgan Stanley, Lehman Brothers, Barclays, and RBC. Sean's clients include some of the largest family offices globally and he has led numerous private equity transactions on behalf of these family offices. He has extensive experience in debt and equity markets including leading multi-billion transactions.
Sean is a honors graduate of the University of Pennsylvania and holds an MBA from Duke University’s Fuqua School of Business. In addition, he currently sits on the European Advisory Board of the Fuqua School of Business as well as several family office and foundation investment committees in the US and Europe.Contact: scostello@participant.capital
Michael Kurdziel
Managing Partner
Michael brings experience both working with family offices in the private equity and venture space to managing the direct investing activities for leading family offices. He has more than 20 years of experience in investment banking and private equity investing at Morgan Stanley and Merrill Lynch. Michael has led Private Equity investing for several family offices, and has experience sourcing and managing venture capital investments. He was a co-founder of a venture capital backed technology firm, DealerTrack (NASDAQ: TRAK), which secured more than $75mm in financing before going public in 2005. Over the course of his banking and private equity career, he has led numerous equity and debt transactions totalling more than $1 billion in value. Michael's areas of expertise also include structured credit and debt placement. Michael serves on the board of several private companies and non-profits.
He earned his BA from Trinity College with high honors and an MBA from Duke University’s Fuqua School of Business.
Contact: mkurdziel@participant.capital
Daniel Costello
Managing Partner
Daniel most previously worked for five years as SVP of global M&A and Strategy at News Corp. Under his leadership, News Corp completed over $2.5 billion of investments including the acquisitions of Move.com ($1B, US), Harlequin ($400M, CA), Unruly ($200M, UK), Wireless Group/Sports Talk ($200M, UK), Storyful ($20M, Ireland), as well as additional acquisitions across multiple technology and media sectors in India, Thailand, Australia and Europe. Daniel previously founded a London-based research firm, Titan Advisers, which provided research and financial analysis to both corporates and large global institutional investment firms. Daniel worked for over a decade as a journalist for The Wall Street Journal and the Los Angeles Times as a financial journalist covering economics, healthcare and politics.
Daniel earned his BA from the University of Pennsylvania with a degree in economics and Japanese, and an MBA from Duke University’s Fuqua School of Business.
Contact: dcostello@participant.capital
Karen Mitchell
Vice-President, Client Relations
Based in London, Karen Mitchell works with Participant on strategic initiatives, communications, and high-end global event management. As well as supporting Participant, Karen is the founder of Giraffe which is a bespoke strategic communications firm where she and her team manage and host large scale, exclusive exhibitions and events globally and develop integrated communications for their clients (e.g. TV, social, and print campaigns). Giraffe is especially proud of the work they have done creating and hosting numerous global trade missions to China as well as opening the external calendar for the 69th UN General Assembly at the United Nations Headquarters in New York for UN Women supported by Yoo Soon Taek, the wife of UN Secretary General Ban Ki Moon.
Karen has owned Giraffe for the last 20 years and during that time has worked with global clients including Santander, Barclays, Capgemini, Commonwealth Business Council, UK’s National Health Services, AbbVie, College of Medicine, Keyline Brands, WIE (Women Inspiration & Enterprise), HIMSS UK, Department of Health, Bahamas Government, Godrej UK, Philips, UKTI, LDNY Foundation, Macmillan Cancer, Bupa, Parkinson’s, Duchy Originals, Kidney Care and NHS England.
Contact: kmitchell@participant.capital
Global Network
We are passionate about introducing our clients to each other and encouraging dialogue between them. Our summit's are invite-only and only open to single family offices. We tailor the content to their needs with a high profile speakers from principals of family offices to heads of Industry. Our summits are never filmed or recorded and all conversations are classed as off the record.
Family Office Summit
London, May 2019Hosted by Bloomberg
Our speakers included:
- Ariane de Rothschild, Chairwoman of the Board of Directors of
Edmond de Rothschild (Suisse) SA - Jeremy Ferrar, Director, The Wellcome Trust on Global Philanthropy,
and Healthcare Innovation and Outcomes
Family Office Summit
New York, May 2018Hosted by Bloomberg
Our speakers included:
- Dr. Rajiv Shah, President, Rockefeller Foundation,
on Global Philanthropy - Ambassador William J Burns, President of the Carnegie
Endowment for International Peace, Fmr. Dep. Sec of State,
Fmr. Ambassador to Russia
- Ariane de Rothschild, Chairwoman of the Board of Directors of
Direct Investing
Participant develops and co-manages direct investment programs for family offices and long-term investors on direct investments into attractive businesses.
We work as an advisor alongside family offices and long-term investors to manage their direct investment initiatives providing:
Private Equity Program
Participant works with family offices and long-term investors to develop direct investment programs focused on Private Equity. a comprehensive approach to managing direct private equity activities, with services ranging from strategy formation and sourcing to investment management and exits. Our platform covers all aspects of direct investing
Venture Capital Program
Participant partners with family offices and long-term capital to manage their venture capital programs. We take a comprehensive approach to managing venture activities, with services ranging from strategy to entity formation to investment management and exits. Our approach covers all aspects of the corporate venture capital
life cycle
Co-Investment Sourcing
Participant leverages our global network of the world's leading families and strategic investors to source investments from well-aligned co-investors. Families in our network invest from venture capital through large buyouts
Family Office Formation
Participant understands what it takes to successfully create a sophisticated family investment platform. We advise family offices on developing investment strategies; building out investment capabilities; and recruiting a world-class teams
Locations
We are a global firm working with clients across various geographies
New York
Boston
London
