A4 Services is a one-stop construction company equipped to handle any size commercial job. A4 Services is a Small Veteran Owned Business based out of Arkansas. We are small enough to provide a friendly, personal customer experience but big enough to handle commercial construction jobs of all sizes nationwide.
We offer a wide variety of construction services tailored to fit our customers needs. Ranging from design to engineering and everything in-between, A4 will get the job done. Let us take your project from a conceptual idea to a fully-functioning job well done.
John Adams | President & CEO
John Adams is the President and Chief Executive Officer of A4 Services. John oversees the corporate direction and strategy of A4 Services, focusing on Leadership, Innovation, and Customers. A4 Services is considered a leader in Construction Management and Architectural & Engineering Services. John brings more than 30 years of technology industry leadership and experience. John is a retired US Army Officer with over 23 years of military service in a variety of leadership and technical roles throughout his career as an enlisted, warrant, and commissioned officer and has been a successful Entrepreneur and Chief Executive Officer for more than 10 years.
Greg Hasselwander | VP of Operations
Greg Hasselwander is the Vice President of Operations of A4 Services. Greg provides day-to-day Construction management of projects to oversee the successful execution of the entire project from original concepts to post occupancy evaluations. He is responsible for marketing, client relations, programming, design, design development, design implementation, detailed construction planning, bidding and construction oversight. Greg provides project management on our Design/Build and other Construction projects.
Mr. Hasselwander is also a registered Architect and provides complete Design Team management of projects to oversee the successful execution of your entire project from site selection, original concepts, detailing, construction through post occupancy evaluations. He is responsible for marketing, client relations, programming, concept design, design development, design implementation, detailed construction planning documents, bidding assistance and construction observation oversight.