FULL SERVICE DESIGN/BUILD COMPANY WITH MORE THAN 20 YEARS EXPERIENCE.

Old Line Builders is a full service custom design / build company. We pride ourselves on providing the highest level of quality and craftsmanship. We can help you with all of your home improvement needs and specialize in finished basements, decks and patio’s. Put our 20 years of experience in the industry to work for you.

Old Line Builders is a family owned business with a solid reputation built on quality products, expert installation and customer satisfaction. Whether you are adding a custom deck, patio, finished basement or other type of home improvement call Old Line Builders at (410) 977-8926.

Old Line Builders services Howard, Carroll, Eastern Frederick, Western Baltimore and Northern Montgomery Counties.