As a Consulting & Engineering company TMC Group deploys over 500 highly educated employeneurs, specialists and consultants with various clients on a project basis. Clients include Philips, ASML, Océ, TNO, Academic Hospital Maastricht, DSM, Nuon–Heliantos, Essent, Vebo, the Ministry of Defence and the Municipality of Amsterdam. The company is often closely involved in the core development(s) of its clients.

For the DUT Racing Team they sponsor a team van, including stickers.