We are creators and entrepreneurs at heart.

Marconi Capital is a team of founders, operators and investors with a deep appreciation for what it takes to build great companies.

Our experience

We have a track record of investing in, building and scaling businesses into category leaders. We have been there from the very start — when there is only a blank sheet of paper — and through the defining moments that shape a company’s trajectory: high stakes fundraising negotiations, recruiting the right leadership team, and making the hard calls when things don’t go to plan.

We’ve also been there for the breakthroughs – when strategy, execution and talent come together and momentum builds. We have been there through thick and thin... advised, added value, and grown businesses into high quality, meaningful companies.

We bring strategic insight and operational expertise, working alongside founders and management teams as true partners to create durable, long-term value. Building category-leading companies that matter.

About Marconi Capital

In 2026, we re-launched Marconi Capital as an independent sponsor. Our approach is straightforward — we partner with founders, management teams and investors to build category leaders.

We create value in several ways. We may build a platform through buy-and-build—consolidating fragmented markets around a clear investment thesis and value-creation plan. We also back innovative founders and management teams using technology, automation or AI to reshape established sectors. And where a business has exceptional potential, we help it scale into a global player by combining capital with our network and resources.

The Team

Junko Sheehan
Managing Partner & Founder

25+ years in buy-and-build, advisory, and investment banking. Founder & Former CEO. Board Director. Led multiple platforms.
Buy & Build //  M&A // Finance // PE // Healthcare // TMT // Consumer

Maria Wilhelm
Senior Advisor

30+ years in strategy, corporate development and transactions. Co-Chair, Cameron Group, Co-Chair, Light Storm Entertainment, Light Storm AI.
M&A // Finance // Media // Tech

Tyler Tarr
Operating Partner

35+ years in finance and CFO roles. Fractional CFO to several PE PortCos. Advisor to several family offices.
M&A // Finance // Healthcare // TMT

Confidential
Operating Partner

15+ years driving value creation and operational excellence across PE PortCos. Former CSO at a global film manufacturer.
PE // Sector Agnostic // Buy & Build

Claus Buch-Anderson
Capital Advisor

25+ years in sales and trading. Currently advising a SWF on Nordic capital formation strategy. Formerly BNP Head of Nordic Equity Sales.
Finance // Sector agnostic

Confidential
Healthcare Advisor

25+ years experience in healthcare consulting and advisory. Currently global head of healthcare for a large consulting firm.
Consulting // Healthcare

Confidential
Senior Consultant

20+ years in investment banking and corporate development. Formerly MD in Morgan Stanley TMT, Head of Corporate  Development at Nokia.
M&A // Finance // TNT

Confidential
Investment Partner

25+ years experience in PE. Formerly Partner in a Portuguese PE firm with expertise in Buy & Build investing.
PE // Healthcare // Consumer // Education

Confidential
AI/Tech Advisor

20+ years in technology and high-growth AI environments.C-level exec at a Frontier Physical AI Lab. Previously at Google DeepMind.
AI // Technology