New 55,000-square-foot facility expands Castle's operational footprint in Arizona to support growing test volumes and long-term growth

FRIENDSWOOD, Texas, Sept. 22, 2026 /PRNewswire/ -- Castle Biosciences, Inc. (NASDAQ:CSTL), a company improving health through innovative tests that guide patient care, today announced the opening of its new laboratory and office facility in Scottsdale, Arizona. The Company will commemorate the milestone with a grand opening celebration at the new facility, located at 8667 E. Hartford Drive, on Tuesday, October 6, 2026, at 3:30 p.m. Mountain Standard Time.

Government officials and community leaders are expected to attend, underscoring the significance of Castle's continued investment in the region.