Gillis Construction has 24 years' experience in the construction industry. Currently, we hold both State Certified Building Contractor's license No. CBC1255242 and State Certified Roofing Contractor's license No. CCC1326951, serving Florida and Georgia. Our crew, more than half of which are family members, can handle all of your building needs from the ground up. And we'll help you save money on heating and cooling... Read more.