Important Member Update
Exciting news: the Chamber is moving to a new member platform, GrowthZone! Longmont Chamber members will receive an email soon to update their login and directory listing. The new system goes live November 1, 2025. Learn more about the transition here.
Murder Mystery Dinners at Callahan House 2025
Murder Mystery Dinners Best Laid Plans (1930 s Hollywood Theme) Friday, October 17, 2025, from 6:30pm to 9:45pm Death of a Gangster (1920 s Theme) Saturday, October 18, 2025, from 6:30pm to 9:45pm Enjoy an unforgettable night of intrigue, mystery, and MURDER (gasp!) at the historic Callahan House
