The mayor of Bracknell Forest cllr Bob Wade and his wife Maggie cut the ribbon at the new Clarendon Enterprise Centre, which provides companies with office space.
The refurbishment, officially opened on Monday, April 19, includes four new offices, an extra meeting room and a redecorated reception area, common rooms and kitchens.
Julian Cooper, managing director of Clarendon, said: "We are very pleased with the refurbishment of our Bracknell office and hope that it will promote the benefits of serviced and virtual offices to all businesses that see Bracknell as a prime location.
"We are great supporters of the regeneration and services offered by Bracknell and thanks to AXA Sun Life's investment in the building, we are confident Clarendon's offices are among the best in town."
Mary Flavelle, chair of the Federation of Small Businesses East Berkshire branch, Jon Davey, managing director, Business in Berkshire and several clients attended the opening.
Clarendon has a partner scheme with local shops and businesses in Bracknell which entitles their clients to discounts and offers on products and services.