Constellation Acquisition Corp. I


We are a proven executive team combining exceptional operating and deal execution capabilities with access to a proprietary network for pursuing a common goal – sustainable value creation.

We are looking for companies in Europe as well as in North America that have a proven business model delivering sustainable competitive advantages, combined with substantial growth opportunities and are at an inflection point in their development. 

We only consider companies that qualify as ESG.

Executive Team

Klaus Kleinfeld

Chairman & CEO

CEO of NEOM from 2017 to 2018

CEO & Chairman of Alcoa / Arconic from 2008 / 2010 to 2017

CEO of Siemens AG from 2005 to 2007 following a twenty year career with the company, holding various leadership positions including President and CEO of the Siemens US Corporation

Extensive public board experience: Alcoa, Arconic, Citi Group, Ferolabs, Hewlett Packard, Ma’aden, Morgan Stanley, NEOM, SNP, Siemens  

Thomas Stapp

CFO & Investment Advisor

Experienced advisor across the investment life cycle

Served as a senior member of Bain’s  Financial Investor practice across Europe & Middle East

Previously a Principal at Oliver Wyman within the FS and Corporate Finance practices

Investment Advisors

Martin Weckwerth

Director & Investment Advisor

Experienced investor with over 24 years of private equity and private investing experience

Managing Director of MC Investments

Served 15 years as a Partner at Permira

Michael Wunderlich

Investment Advisor

Investor with 20 years of private equity and private investing experience

Executive Director at AIM Sport Services AG

Former Private Equity Partner at BC Partners

Independent Directors

Hugo Baenziger

Independent Director

30 year career in Banking with numerous senior management positions at Credit Suisse and Deutsche Bank (including Chief Risk Officer from 2006 to 2012)

Managing Partner at Lombard Odier, responsible for Risk Management, Compliance and Technology from 2014 – 2018

Chairman of EUREX (Europe’s largest exchange for financial futures and options) from 2012 to 2018 (also chaired the audit, risk and compensation committee)

Assembly Member of the Committee of the International Red Cross in Geneva, Switzerland and Chairman of the Audit Committee since 2012

Charles Stonehill

Independent Director

30 year career in Investment Banking in Europe and United States with leadership and partner positions at Morgan Stanley, Credit Suisse, and Lazard Brothers among others and decades of expertise in capital markets and corporate finance

15 years of US and European listed public company Board experience (Deutsche Boerse, Julius Baer, Alliance Bernstein, Equitable Holdings, among others). Including various Chairmanship roles on Risk Committee, Investment Committee, Audit Committee and Nominations Committee

Founding Partner of ESG focused advisory firm Green & Blue Advisors (since 2011)

Vesna Nevistic

Independent Director

20+ years of experience in management consulting, investment banking and senior executive roles

Group Managing Director and Head of Corporate Development at UBS during the bank‘s restructuring following the financial crisis

Prior to UBS, a Managing Director at Goldman Sachs in the Investment Banking Division, and Partner at McKinsey & Company, in Zurich and New York

Currently a Non-Executive Director at the Boards of Richemont (luxury goods company) and Samskip BV (logistics provider) and runs her own advisory boutique focusing on business transformations

Senior ADvisors

Nicole Schepanek

Senior Advisor

25+ years of professional experience in financial services with proven deal track record, and acting as trusted advisor and mentor.

Currently running Aureus Capital, an active private equity investor with a focus on B2B financial, professional, or other services companies with a potential tech angle,

Expert in supporting fast growing companies in the financial services arena with their capital raises, M&A, and investor strategy.

Prior to Aureus, she served as Managing Director and Partner of BCG NYC and previously worked at the Oliver Wyman, McKinsey, as well as in the Financial Institutions Group of Bank of America.

Nicole holds a master’s degree in mathematics from the University of Cologne, with minors in insurance business administration, actuarial science, statistics, and economics.

Heiko Faass

Senior Advisor

25+ years of experience as entrepreneur, advisor and private investor across Europe, United States and Latin America. Management and Partner positions across a series of industries, sizes and countries.

Currently CEO of a private equity fund manager and family office, responsible as senior executive for selected portfolio companies and an advisory firm.

Founding Partner and CEO of the boutique Growth Advisory firm Elevinity Corporate Advisory. 

He serves as a Managing Director of the US investment banking firm Weild & Co (NY), a fast growing Inc. 5,000 investment banking firm.

About Us

Constellation is a team of proven operating executives and investment professionals with exceptional track record of creating value.

The Constellation advantage is built on three key pillars:


Decades long industry relationships and successful track record of leading public companies and creating value for shareholders 

Extensive investing experience, led by a team with 50+ years of combined experience, unparalleled connectivity and an excellent reputation

Comprehensive network and partnership with Heads! International provide access to proprietary opportunities and world-class executives

Investment Approach

Trans-Atlantic Focus

Focus on European and North American companies

Attractive Proven Business Model

Delivering sustainable competitive advantages

Offering excellent growth opportunities

Reached an inflection point in their development

ESG Qualified





Business Address

Constellation Acquisition Corp. I
181 Westchester Avenue
Suite 407A
Port Chester, NY 10573
+1 914 615 9912


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