Since 1995, ACE CO has been the trusted name for comprehensive construction and facility maintenance services across Texas. Founded by Betty A. Drennan and Charles O. Drennan, we combine over two decades of hands-on industry experience with a commitment to integrity, quality, and client satisfaction. Our team specializes in everything from parking lot maintenance and runway repairs to HVAC, electrical, plumbing, and janitorial services. As a woman-owned, 8(a) certified small disadvantaged business, we bring both technical excellence and certified expertise to every project.
We understand that your facilities are the backbone of your operations. That's why ACE CO delivers turnkey solutions—grounds maintenance, pressure washing, concrete staining, interior/exterior painting, and more—all managed with seamless coordination. Whether you're a federal entity, local business, or property manager, we work alongside you to complete projects on time, on budget, and to the highest standards. Our veteran-owned and DBE certifications further demonstrate our dedication to diversity and community partnership. Let ACE CO be your single-source partner for construction that lasts and service you can count on.