Executive Team

Our customers benefit from a senior management team with over 100 years combined of construction experience in the day-to-day business operations. Interacting daily with team members, customers and suppliers; our executive team apply a hands-on approach to projects that consistently yields immediate and positive results.

Clarence McAllister, P.E., RCDD, Chief Executive Officer

Clarence has more than 30 years of experience in all facets of the construction industries. He specializes in consulting, design, as well as electric and utility professional engineering services.

Clarence holds a Master of Business Administration from Nova Southeastern University, and both a Bachelor and a Master of Science in Electrical Engineering from Arizona State University.



Darryl Montgomery, Vice President of Finance

Darryl has over 25 years of executive experience within the construction industry.  Utilizing his many years of experience and acquired skills, Darryl provides leadership and control over finance and operations.

Darryl holds a degree in Finance from Adams State University.



Fortis’ experienced management, engineers, skilled support staff, tradesmen and professionals work with customers in a collaborative environment to develop targeted solutions for customer requirements focusing on quality, safety and cost control.