Quality Service...Quality Craftsmanship
Residential and Commercial Construction Since 1977
Baltimore's Trusted Contractor
MHIC #3802
Fully licensed, bonded, and insured
Begun in 1977, Louis Sebastian Contractor has been in business for over 37 years as a leader in custom residential concrete and masonry construction. We specialize in concrete, brick, stone, and stucco work. 
Here at Louis Sebastian Contractor, we make sure that the job is completed from beginning to end and that our customers are happy with the quality and service we provide. That is our promise to you.  

We provide construction services to the Baltimore metropolitan area, including Baltimore City, Baltimore County, Harford County, Howard County, and Anne Arundel County.​
We offer free estimates to our prospective clients and greatly appreciate any referrals from our customers. The highest honor our clients can bestow upon us is referring someone they care about to Louis Sebastian Contractor.
Please visit the official Facebook page of Louis Sebastian Contractor for additional photos and updates.