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Ledgewyn Exchange
Founded in 2005 by Jonathan Ledger, Ledgewyn Exchange began as a single-family office before opening its doors to a curated group of non-competing...
Ledgewyn Exchange
Founded in 2005 by Jonathan Ledger, Ledgewyn Exchange began as a single-family office before opening its doors to a curated group of non-competing European families. The firm operates from a single London office and does not publicly disclose its founding capital or the original source of its principals' wealth. The investment strategy focuses on illiquid, inflation-hedged assets: infrastructure, real estate, private credit, and energy transition projects. Ledgewyn Exchange typically participates in direct deals and club-style co-investments alongside peer family offices, often as a lead or co-lead in transactions between €20M and €100M. Stated portfolios include renewable energy facilities in Spain and student housing in the UK (per public reporting, 2023). Total assets under management are estimated between $500M and $1B (Altss estimate). The firm maintains a lean team of roughly 10 professionals across investment, legal, and operations, and has avoided fundraising external capital. The firm also supports a philanthropic arm focused on climate resilience, though details are not publicly detailed. In early 2024, the firm closed its first dedicated energy transition credit fund at €150M (per the firm's regulatory filings, 2024). Ledgewyn Exchange's structural differentiator is its hybrid model: it operates as a multi-family office but retains the governance and long-term horizon of a single-family office, with all co-investors sharing carry and governance pro rata. This structure avoids the manager-investor agency conflicts common in pool vehicles, but limits the firm's scale.
General information
Firm type
Multi Family Office
Year founded
2005
AUM
$500M - $1B (Altss estimate)
Location
Region
Europe
Country
United Kingdom
City
London
Corporate office
London, United Kingdom
Principals
Jonathan Ledger
Founder & Managing Partner
Sarah Wynn
Chief Investment Officer
Sector focus
Frequently asked questions
Who runs investment decisions at Ledgewyn Exchange?
Jonathan Ledger serves as Founder and Managing Partner, while Sarah Wynn acts as Chief Investment Officer. The firm's investment committee includes both, plus rotating external advisors drawn from the family office network that co-invests alongside the firm.
How does Ledgewyn Exchange source proprietary deal flow?
Ledgewyn Exchange relies primarily on a curated network of European family offices and sector-specific operators in infrastructure and energy. The firm is not a net purchaser of third-party research and does not operate a formal sourcing platform; deals are typically introduced via existing co-investor relationships or direct outreach from operating partners.
Is Ledgewyn Exchange structured as a single family office or does it operate more like a venture firm?
Ledgewyn Exchange is a multi-family office with a tight governance structure. It manages assets for a small group of non-competing families, each with a pro-rata share in investments. The firm does not accept institutional capital and does not charge management fees in the traditional sense; its principals earn through carried interest on direct deals.
Does Ledgewyn Exchange participate in fund commitments or only direct deals?
The firm historically favored direct co-investments but lately has utilized a dedicated credit fund structure for energy transition, sharing carry with co-investors. It typically avoids blind-pool fund commitments, as the governance model emphasizes per-deal transparency.
What investment stages does Ledgewyn Exchange typically target?
The firm primarily acts in mature-stage infrastructure and real estate, including construction and operational assets. It rarely participates in venture or growth-stage equity. Typical ticket sizes range from €10M to €40M per allocation.
Which sectors does Ledgewyn Exchange explicitly avoid?
Ledgewyn Exchange avoids technology start-ups, early-stage venture, public equities, and hedge funds. The firm also declines involvement in any fossil-fuel expansion projects, aligning with its stated focus on energy transition.
Where does the underlying wealth come from?
The founding family's wealth origin is not publicly disclosed, nor are the origins of the capital from the three co-investing families. The firm has not attributed the source to any known public fortune.
Profile maintained by Altss using OSINT (open-source intelligence), regulatory filings, licensed data partners, and verified direct submissions. Read the methodology. Last updated: . Continuous refresh with full update cycles at least every 30 days.
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