Originally created as an installation company, Grellis Construction provides courteous and certified installers for some of the areas major remodeling companies.

We bring over 20 years of experience to the table! If you are looking for a hassle-free company that takes pride in getting the job done right the first time , then we are the company for you. We believe in providing our customers with only the best. Click here to receive a professional quote from one of our certified designers.


Read what our previous clients have said.

Are You Interested in Best Basement Renovations?

At Grellis Construction, we are a firm that desires quality and service in: Best Basement Renovations.

With us, it all begins with customer satisfaction. Our deference to our clients makes it possible for us to succeed in building prominence in the industry.

With years of experience in the profession, we have made a guarantee for both our business and customers for success. Contact our company today to see for yourself.

Grellis Construction
5302 East Court Drive
Upper Marlboro, Md. 20772
Phone: 301-780-3792

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