Gregory Perzinski Email Address

Vice President

Geocal, Inc. is a professional services engineering firm providing expertise in geotechnical engineering, construction materials testing and inspection, and the environmental sciences. We have completed over 1,500 projects in Colorado and the western United States with the majority of projects located along the Front Range of Colorado, primarily associated with infrastructure and transportation design and construction projects. \r\n\r\nWe have been in business for over 25 years and offer full service offices in Centennial, Colorado Springs, and Loveland, Colorado. Our main clientele includes CDOT, RTD,and multiple public entities. We also perform a sizable portion of projects for smaller municipalities as a sub-consultant to civil engineering, structural engineering, architectural, transportation, and landscaping architectural firms. Geotechnical projects include roadways and highways, bridges, retaining walls, tunnels, conduits, and structures. Our expertise includes foundation design, remediation of problematic soils, tunnel and GBR level investigations, pavement design, and retaining wall design and analysis. Construction materials testing services focus primarily on transportation and infrastructure with some buildings. \r\n\r\nOur Centennial laboratory has been reviewed and inspected by the Colorado Department of Transportation, the Regional Transportation District, AASHTO Materials Reference Laboratory (AMRL) and the Cement & Concrete Reference Laboratory (CCRL). We are accredited by AASHTO and CCRL, and are part of proficiency testing programs with AASHTO and CDOT. \r\n\r\n\r\nGeocal's Mission Statement: Practical engineering solutions to benefit our community!