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@oneilbuildings9
O’Neil Building Systems is a family-owned company with over 50 years of experience in designing and constructing post-frame and steel structures. They serve residential, agricultural, equestrian, and commercial sectors.
Their services include building customized homes, barns, outbuildings, warehouses, airplane hangars, and other heavy-duty structures. They also supply quality steel and lumber for construction projects.
The company emphasizes a collaborative design process involving in-house designers, engineers, and builders to ensure each structure fits the customer’s vision, needs, and budget. They use high-quality materials, offer strong warranties, and follow essential regulatory standards, including providing sealed structural drawings for permits.
Website: oneilbuildings.com
Business Address: 5909 Town Hall Road, Belleville, IL 62223
Business Hours: Mon-Fri: 8:00 AM – 4:30 PM
Phone Number: (618) 337-6100
