Pre-Construction Services
General Construction
As a full-service general contractor, we manage all aspects of construction from mobilization through closeout. Our team coordinates trades, maintains rigorous safety and quality standards, and delivers projects on schedule and within budget—while minimizing disruption to active or occupied facilities.
Design-Build
Let GES be your single point of responsibility for both design and construction. By integrating the design and construction teams from the outset, we streamline communication, accelerate schedules, control costs, and deliver efficient, high-quality solutions tailored to the project’s mission and performance requirements
CM/GC
Through the Construction Manager / General Contractor delivery method, we provide early contractor involvement to support design development while maintaining transparency and cost control. This collaborative approach allows for informed decision- making, phased construction, and reduced risk—resulting in better outcomes for complex or mission- critical projects.
We have successfully delivered projects in 16 states across the country, navigating diverse site conditions, regional regulations, and logistical challenges. Our team is fully mobile and prepared to go wherever the work demands—ringing consistent quality, disciplined execution, and reliable results to every project, regardless of location.

