Nucleus Financial Platforms acquires Third Financial

● STRATEGIC | FINTECH

SEPTEMBER 1, 2026

Nucleus Financial Platforms (HPS Investment Partners) acquires Third Financial

TARGET

Front-to-back investment platform and wealth management software serving discretionary wealth managers, multi-family offices, and adviser consolidators in the UK.

Ownership	PE-backed
Prior owner	Grafton Capital
Investors	Grafton Capital
Headcount	62 FTEs
Headquarters	London, United Kingdom
Leadership	Ian Partington, Chief Executive
Sell-side advisor	GP Bullhound

ACQUIRER

Nucleus Financial Platforms

UK adviser platform group offering wrap, retirement, and wealthtech software solutions to financial advisers and wealth management firms.

Deal value	£64m purchase price
Ownership	PE-backed
Parent	HPS Investment Partners
Investors	—
Headquarters	Salisbury, United Kingdom
Leadership	Richard Rowney, Chief Executive Officer
Buy-side advisor	Fenchurch Advisory Partners

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Nucleus Financial Platforms -> Third Financial  (2026-09-04)
strategic_acquisition | FinTech | £64m purchase price | closed
Target: Front-to-back investment platform and wealth management software serving discretionary wealth managers, multi-family offices, and adviser consolidators in the UK.
Website: thirdfin.com | Buyer site: nucleusfinancial.com
HQ: London, United Kingdom | Ownership: pe-backed | Seller: Grafton Capital | Buyer sponsor: HPS Investment Partners | Buyer ownership: pe-backed
Advisors - Sell-side: GP Bullhound; Buy-side: Fenchurch Advisory Partners
Source: Thematic - https://thematichq.com/software/d/nucleus-financial-platforms-third-financial.html

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