The Network is a full service field marketing company, already the 6th largest in the UK, offering services which range from running events, to product sampling and mystery shopping, to free press distribution.
Jane Dyson, Managing Director of The Network, said: "I'm delighted to announce this deal. Trinity will both strengthen our existing service offer and open up new markets for us. Ours is a business which continues to pursue growth and it's an exciting time to be at The Network."
Sheila Lyons, a Director of Trinity Field Marketing, said: "We are thrilled to be working for such a forward-looking and progressive company. I'm certain that together, we'll create one of the most vibrant teams in the industry. It's a great deal at a great time for us."