Extensis today announced that it has reached a definitive agreement to acquire DiamondSoft, the developer of the font management software solution Font Reserve. DiamondSoft will retain its office based in Mill Valley, California and operate as the Bay Area office for Extensis. President and founder of DiamondSoft, Brian Berson, will take on the role of General Manager of Font Solutions for Extensis. Extensis will continue to market and support both Suitcase and Font Reserve products and will be working to integrate and extend technologies from both font management products into “new and innovative” solutions in 2004.