Based in Gatwick, Keysource has been a specialist in data centres and critical environments for more than 40 years, with its team of more than 60 providing a range of services to design, build and maintain critical and technology infrastructures and protect reputations.
Terms of the deal are undisclosed. Sophie Colloby of Dow Schofield Watts Transaction Services provided due diligence for Tosca.
The firm, which has turnover of around £16m, works closely with major international brands across a range of sectors, including education, transport, public sector and financial services.
As part of the transaction, Tosca Debt Capital founding partner Gary Davison will join the board of Keysource, while Warwick Ley, of RooGreen Ventures, will take the position of non-executive chairman.
Stephen Whatling, CEO at Keysource, who led the MBO, said: “Whilst the general business environment has been very challenging of late, Keysource has continued to demonstrate profitable growth through the excellent work of the team and support of our clients.
“With the backing of a strong financial sponsor in Tosca, the business plans to develop its buy and build strategy alongside existing organic growth plans and take advantage of the significant opportunities that lie ahead in our sector.
“Our strong and experienced management team are committed to this strategy and, together, we are confident that we can deliver strong growth to our shareholders and to support the continued growth aspirations of our business partners.”