Mark Williamson

Mark Williamson

President | Construction


Mark brings nearly 25 years of development, construction and property management experience to his leadership role. Now as president over construction, Mark is responsible for all operational aspects of construction including sales, marketing administration, safety, financial management, and project leadership. He is committed to delivering the highest quality work, on time and at the agreed upon cost.

Under Mark’s direction, the construction firm has become regionally recognized as a leader in both development and construction projects throughout the Sunbelt. The firm specializes in projects from $2 million to $20 million dollars in range and has particular construction expertise in industrial, office, MOB, religious and educational facilities, as well as hospitality.

Mark has been an integral part of the team since joining the company in 1992. His career spans from property manager in charge of maintaining the occupancy of company owned buildings, to vice president of property management, to chief financial officer responsible for all accounting and administrative activities.

Mark holds a Bachelor of Business Administration from the University of Georgia and has furthered his education through classes from the Institute of Real Estate Management.

Tim Wallo

Tim Wallo

VP | Construction Administration


Tim is an industry veteran with more than 40 years of construction experience. He is expert at estimating and project management having handled most of the firm’s largest projects including the construction of Pinewood Atlanta Studios, Mercury Marine, Ashley Park Managers Office, Southern Orthopedic and Sunrise Baptist Church, just to name a few. He also directs both office and field operations including superintendents, safety measures and the labor source.

Tim is integral to project management from estimating the project to arriving at a contracted price that is acceptable to the client. He excels at customer satisfaction and delivering a completed project that exceeds client expectations and is delivered on time.

Prior to joining the firm, Tim spent 15 years as owner and president of Wallo Construction where he specialized in renovations of single-family homes. Tim began his career as an apprentice with McDevitt and Street getting hands-on training in all phases of construction.