ZAP Engineering & Construction Services is a full-service engineering firm based in Lakewood, Colorado, with offices in Houston, Texas and Bethlehem, Pennsylvania. They offer a wide range of services including civil and structural engineering, construction management, electrical engineering, mechanical design, process engineering and project management, serving clients in oil and gas, mining and minerals, and distribution terminals. The company emphasises cost-effective solutions, ethical practices and a "partners in business" approach to project execution. They are well suited to referrals from clients needing comprehensive engineering and construction services in the energy and minerals sectors.