Best EIS Investment Manager


Mainspring is a leading supplier of fund administration and custody services to private equity, venture capital, EIS, and other alternative fund managers in the UK. Founded in 2010, our service is designed to support and flex to our client’s needs and to evolve in tandem with changing requirements. We employ private equity experienced and business-oriented staff to ensure clients receive a high quality tailored service.

Mainspring was founded to empower our fund managers to focus on their portfolio, safe in the knowledge that Mainspring would provide the core to their fund operations, allowing them to be confident in the governance of their funds and reporting to investors.