Jeff Knight has joined the WHJE Group, the specialist financial services brand and marketing group.
The deal sees WHJE take a 75% stake in the marketing training and consultancy firm, Grey Matter Marketing Solutions, launched by Knight in 2001.
Knight remains as principal and an active shareholder and he will also continue to run the Mortgage Marketing Forum.
He said: “This is really exciting, as the deal provides so many new opportunities for Grey Matter Marketing Solutions and its clients.
“As a company we have plans for growth and this deal will enable us to offer a wider range of services to clients and bring an important additional service and a new potential to WHJE.”
Martin Wiggins, chief executive officer at WHJE, welcomed the news.
He added: “Grey Matter Marketing brings a new bespoke service to our Group and an opportunity for both companies to meet the challenges and opportunities of a new media age together.
“We look forward to helping Grey Matter Marketing grow in its core markets and beyond.”