Serendipity Labs will open this spring at 7540 SH 121, Ste. 150, McKinney. The business will be located inside a mixed-use development in McKinney called Hub 121, which is being built at the northeast corner of SH 121 and Alma Road. The 27,500-square-foot location will span the first, second and third floors at the Hub 121 office park. Serendipity Labs features shared offices for coworking and will provide space for meetings and events, dedicated desks, offices and team rooms. 972-992-1358. www.serendipitylabs.com