Thiha Tun

Thiha Tun is a partner in the Private Investment Funds practice at Goodwin. Thiha joined Goodwin in 2024. Thiha advises alternative asset fund sponsors, institutional investors and financial advisors on a broad range of issues, including fund formation and capital raisings, fund investments, GP and LP-led private equity and private debt secondary transactions, establishment of managed accounts, carried interest schemes and co-investment arrangements as well as fund reorganizations and reconstructions.

Thiha has represented fund managers, as well as major investors on the organization of funds, club deals and customized investment solutions investing in private equity, private credit, secondaries, real estate, infrastructure, renewable energy, cleantech and risk transfer asset classes. He is regularly involved in financial services M&A, including asset manager acquisitions and joint ventures as well as portfolio company investments and financings.

Thiha is listed for private funds by The Legal 500 UK. In previous editions, clients state: “his commercial acumen and structuring expertise is second to none” and that he has “impeccable service, impeccable attitude and outstanding expertise in his field.”

Thiha is also listed for secondaries by Chambers and Partners UK. In the 2026 edition, clients state: “Thiha has a wealth of knowledge in secondaries and complex fund structuring” and “we have been very impressed by his level of sophistication and market expertise.” 

• Patria Private Equity as seller and buyer of numerous LP portfolios as part of LP-Led secondary transactions
• An international bank on the sale of a large portfolio of LP interests
• LGT on the sale of a large portfolio of LP interests
• LGT as co-lead investor in multi-asset GP-led continuation vehicle
• A UK manager as sponsor of a credit continuation fund
• A French manager as sponsor of a single-asset continuation fund
• Consilium Capital as sponsor of multi-asset continuation fund
• A US secondaries investor as lead investor in a European credit continuation fund
• A UK secondaries investor as an investor in a US credit continuation fund
• A US manager as sponsor of a secondaries direct transaction including 20 private held portfolio companies
• A US manager as sponsor of a tender offer liquidity solution to its Limited Partners
• A US secondaries investor as co-lead investor in a US credit continuation fund
• Columna Capital as the GP/Sponsor on a number of GP-led secondary transactions*
• Apollo S3 as secondary buyer, on the acquisitions of portfolios of credit investments as part of two GP-led secondary transactions*
• Middleground Capital Partners as the GP/Sponsor of a single asset GP-led secondary transaction*
• Graham Partners as the GP/Sponsor of a single asset GP-led secondary transaction*
• The Seventh Swedish National Pension Fund as anchor investor and seed asset provider on the launch of HarbourVest Global Private Solution SA*
• A100x on the formation of A100x Fund II* 
• Neve Capital on the formation of a liquid and illiquid credit investment platform*
• Orchard Global Asset Management on the formation of Taiga Special Opportunities Fund*
• Sustainable Growth Management on the formation of Sustainable Growth Fund I and Sustainable Growth Fund II*
• Aquarius Financial on the formation of Animal Ventures Tomorrow Fund*

* Designates experience gained prior to joining Goodwin.

Member, Law Society of England & Wales

Thiha was ranked in Chambers UK 2026 for Investment Funds: Private Equity: Secondaries and is described by clients as having “a wealth of knowledge in secondaries and complex fund structuring.”

The Legal 500 UK has ranked Thiha for his work in Investment Fund Formation and Management – Private Funds.

Thiha was named a finalist for “Private Equity Deal of the Year” by International Financial Law Review’s IFLR Europe 2024 Awards.

Thiha has been shortlisted for the FT Innovative Lawyers Europe 2024 award in the category of “Innovative lawyers in private capital.”

Thiha was commended in the “Innovation in Impact and ESG” category by the Financial Times in 2023.

Thiha was awarded a Samuel E. Klein Pro Bono Award in 2023 for demonstrating an exceptional commitment to providing pro bono legal services.

Thiha was rated as Highly Regarded in IFLR1000 in 2020-2021.

Thiha was named a Leading Lawyer for his work in Private Funds – Formation by Who’s Who Legal in 2020.

• Quoted, “Unique Features of GP Led Private Credit Secondaries Funds,” Private Equity Law Report, May 15, 2025
• Contributor, “How Evergreen Funds are Taking Root in the Secondaries Market,” Pitchbook, 2024
• Contributor, “Alternative Investment Funds,” The Legal 500, 2023
• Co-Author, “A Guide to Private Equity in the United Kingdom,” Getting The Deal Through, 2023
• Contributor, “International Comparative Legal Guide – Private Equity,” ICLG, 2023 – 2024
• Co-Author, “FAQs Regarding the Failures of Silicon Valley Bank and Signature Bank,” Lexology, March 12, 2023
• Contributor, International Comparative Legal Guide – Alternative Investment Funds 2022, September 07, 2022
• Contributor, “Alternative Investment Funds,” The Legal 500, September 01, 2022
• Contributor, “Alternative Investment Funds,” The Legal 500, September 01, 2021

Speaking Engagements

• Speaker, 8^th Private Equity Europe Forum: Keynote Interview, 2025
• Speaker, “Emergence of Mid-Market Secondaries,” Super Investor Europe 2024
• Speaker, “Private credit secondaries: how far will this market go?” SuperReturn Private Credit Europe, 2024