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 // ConsumerMaria 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 // TechTyler 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 // TMTConfidential
Operating Partner
15+ years driving value creation and operational excellence across PE PortCos. Former CSO at a global film manufacturer.PE // Sector Agnostic // Buy & BuildClaus 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 agnosticConfidential
Healthcare Advisor
25+ years experience in healthcare consulting and advisory. Currently global head of healthcare for a large consulting firm.Consulting // HealthcareConfidential
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 // TNTConfidential
Investment Partner
25+ years experience in PE. Formerly Partner in a Portuguese PE firm with expertise in Buy & Build investing.PE // Healthcare // Consumer // EducationConfidential
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