Real estate brokerage and development firm Gillett Commercial relocated from California to 5050 Collin McKinney Parkway, McKinney, and opened in McKinney on April 22. The company focuses on industrial and office development throughout Dallas-Fort Worth and has developments in McKinney, Allen and Farmers Branch. In mid-April, the company opened Lake Forest Plaza in McKinney, an eight-unit office condo located at 5050 and 5060 Collin McKinney Parkway. 469-425-4182. www.lakeforestofficeplaza.com