JHL Constructors is a Colorado contractor with over 34 years in business. We are true partners to our clients, design teams, ... subcontractors, and the community. JHL is 100% employee-owned and operated and we are committed to Doing the Right Thing - Always. JHL was recently rated the ‘#1 Best Place To Work’ in Denver by the Denver Business Journal and the General Contractor of the Year by the American Subcontractors Association of Colorado. read more