Srdjan Rebraca is a Principal Owner of ACIES Engineering. He specializes in upscale and multi-family residential, commercial, hotel chains, and campus development design-build and full design projects. Mr. Rebraca has over twenty years of related professional experience as a consulting engineer and has extensively participated in private, custom, upscale residential and multi-family development projects. These types of projects require unique design and coordination approaches based on broad experience and business perspectives for evolving markets. Mr. Rebraca has initiated specific engineering and design concepts for addressing ever-changing lifestyle and cultural influences on living environments ranging from 5,000 to 30,000 square feet. Mr. Rebraca has a Master of Science in Mechanical Engineering and is a Licensed Professional Mechanical Engineer in several states. He is also a member of the American Society of Heating, Refrigerating, and Air-Conditioning Engineers (ASHRAE).

Tomislav Gajic is a Principal Owner of ACIES Engineering. He specializes in food service, high-end residential, and light commercial project design, design-build, and project management. Mr. Gajic has eighteen years of experience as a consulting engineer in the field of Electrical Engineering. Throughout his involvement in numerous design-build projects, Mr. Gajic has developed design/performance criteria that meet customer needs and are cost effective and energy-conservation oriented. His involvement in projects does not end at the reward of contracts, but continues through to punchlist, demonstrating his commitment to a successful project for his clients. Many former clients frequently refer to Mr. Gajic for advice on light fixtures, controls, and the latest in power distribution systems. Mr. Gajic has a Master of Science in Electrical Engineering and is a Licensed Professional Electrical Engineer in several states.

Wilson Lee is a Principal Owner of ACIES Engineering. He specializes in retail and shell building design for office/industrial campus projects. Mr. Lee has over fifteen years of experience as a consulting engineer in field of Electrical Engineering, as well as contracting. He continually implements the latest developments in design procedures, including streamlined AutoCAD and design techniques that consistently keep pace with the rollout process used by architects. Mr. Lee has also implemented a design review process that eliminates the "backcheck" of drawings and reduces the design time by three working days. He now provides consulting services directly to the several retail-chain engineering departments. Mr. Lee is an alumnus of Washington University, St. Louis with a Master of Science in Electrical Engineering and is Licensed Professional Electrical Engineer in several states.