About Us

Our founder Terry Conrad, Sr. started Oak Hill Construction in 1987 and began providing excavation, septic repair, septic installation, and home remodeling services for commercial and residential customers.
Since the company’s humble beginnings, Oak Hill Construction LLC has grown into a full-scale civil site construction contractor supporting site development projects of all sizes, including government, commercial, and residential projects. Our experienced team delivers the highest quality civil site development and construction services in the greater Maryland-Virginia area. When you are on a tight deadline and need an experienced, respected site development contractor to get your project completed, you can rely on our decades of professional experience, project management skills, and attention to detail to get the job done on schedule and on budget. Our Maryland custom home division has grown from small remodeling projects and additions into a premier custom home builder serving clients all over the state of Maryland. Oak Hill Construction is a turn-key home builder-we can handle everything from acquiring land to permitting, site work, landscaping, and complete home construction. We have the experience and track record to transform your vision into reality. In addition to our Maryland custom home building services, we also offer home additions. Whether are searching for the right contractor for a Howard County addition or a Montgomery County custom home, we want to be your first call.

"Oak Hill Construction made our dream come True."

“For so many years we had dreamed about building our home, the way we wanted it. So as that opportunity came about, we wanted a builder that would work with us to build our house the way we wanted it, and not too many can’t do answers. Terry Conrad and Oak Hill Construction made it happen. Not only do we love our home, but we are also still happily married. The Oak Hill Construction company is a first quality builder and people friendly. Their staff and contractors are courteous and helpful in making things happen just the way you wanted it. We have enjoyed our relationship with them and do not hesitate. Recommending Oak hill Construction to our friends.” Rafie and Diane Ansari  

"You and your staff made the process extremely easy!"

“On behalf of our family, I’m writing this letter to thank you for creating our wonderful home. You and your staff made the process extremely easy! We talked to at least a dozen other builders and we are glad we choose you. Our dream house even surpassed our expectations through the assistance you gave in customizing our house as we went along. The open line of communication with you and your staff made us feel comfortable throughout the process and aided in the construction of such a beautiful home. Your ability to create, flexible, and efficient and superior quality craftmanship is why we tell all our friends who are interested in building to consider using Oak Hill Construction. Pam Ozone, Mike, Joe, Owen, and the others we would like to give our sincerest thanks to their commitment to go above and beyond to provide us with the excellent quality work, we felt like they always had our best interest at heart! If you ever need a reference be sure to call or better yet bring them over at any time. We feel like we are now family and really thank you again.” Tory Bishop