HOUSTON — Canadian investment firm Nicola Crosby Real Estate has acquired Westgate I, a 248,707-square-foot office building in west Houston. The Class A property was completed in 2014 and was 95 percent leased at the time of sale to tenants such as Subsea 7 and Atkins PLC, both of which are engineering firms. Westgate I includes a café, fitness center and a five-story parking garage. Cortney Cole of HFF arranged a seven-year, fixed-rate acquisition loan through Principal Real Estate Investors for the transaction. The seller was not disclosed.