Calastone Acquired by SS&C Technologies for USD 1.03 Billion
Deal News | Jul 22, 2025 | Mishcon

Mishcon de Reya has successfully advised the management team of Calastone on its acquisition by SS&C Technologies Holdings, Inc. in a prominent transaction valued at approximately USD 1.03 billion. Calastone, a significant player in the global funds network and technology solutions for the wealth and asset management sector, connects over 4,500 financial entities across 57 markets. SS&C Technologies, a global leader in investment and financial services software, provides its services to over 22,000 organizations worldwide. The acquisition underscores the ongoing consolidation in the financial technology space, enhancing SS&C's global reach and technology capabilities. Mishcon de Reya's team, led by Kevin McCarthy, played a critical role in advising Calastone's management, drawing on substantial expertise in private equity and management advisory services. This deal is seen as pivotal for both companies, aiming to enhance value delivery and streamline operations in the financial services landscape.
Sectors
- Financial Technology
- Investment and Financial Services
- Legal Services
Geography
- United States – SS&C Technologies Holdings, Inc., the acquirer, is headquartered in Windsor, Connecticut.
- United Kingdom – Calastone and its advisory firm, Mishcon de Reya, are based in the UK, which is a central hub in the financial services industry.
Industry
- Financial Technology – The acquisition involves Calastone, a leading provider of technology solutions for the wealth and asset management industry, highlighting the role of financial technology in facilitating complex transactions.
- Investment and Financial Services – SS&C Technologies is a major player in this sector, providing software and services to a vast array of financial organizations globally.
- Legal Services – Mishcon de Reya, a legal advisory firm, played a vital role in advising Calastone's management team for this acquisition, showcasing the importance of legal expertise in mergers and acquisitions.
Financials
- 1.03 billion USD – The transaction value for SS&C Technologies' acquisition of Calastone.
Participants
| Name | Role | Type | Description |
|---|---|---|---|
| Calastone | Target company | Company | A global funds network and technology solutions provider to the wealth and asset management industry. |
| SS&C Technologies Holdings, Inc. | Bidding company/buyer | Company | A global leader in investment and financial services software and solutions. |
| Mishcon de Reya | Legal advisor | Company | Advised Calastone’s management team during the acquisition by SS&C Technologies. |
| Kevin McCarthy | Advisor | People | Partner and Chair of Corporate at Mishcon de Reya, led the advisory team. |
| Julien Hammerson | CEO | People | CEO of Calastone who commented on the strategic importance of the transaction. |