Founder Mark Quinlan has been in construction in St. Louis Mo. for over 34 years doing remodeling and new construction. His experience ranges from modest homes to multi-million dollar mansions. He has spent his whole career in the St. Louis area and has a reputation you can count on. At Quinlan Construction Services we listen to our customers so that we achieve the desired results. We pride ourselves on meeting budget and scheduling requirements. Our goal is to give our customers lasting results for a reasonable price.