Eden will join on 5 March and will be responsible for managing the strategic partnership team, an area co-funds is expanding.
Cofunds said her experience and in-depth knowledge of the platform sector has been helped by her previous role at Axa Wealth.
Andy Coleman, head of investor and wealth distribution at Cofunds, said: "Due to demand from our clients we are expanding our strategic partnership account management team which Laura will become responsible for managing.
"Having worked with Laura at Axa Wealth I know what a talented individual she is and we look forward to benefiting from the experience and skills she has."
Eden added: "I have long been impressed by the scale and reach of Cofunds, which attracted me to the company. The platform has worked hard to build a robust and RDR-ready service and I’m pleased to be joining the team at this time to help further grow the business."