About

O’Neil Building Systems provides custom post-frame and steel structure solutions, including residential, agricultural, and commercial buildings, along with steel and lumber supply. The company assists clients by developing structural plans, designing building layouts, supplying materials, and completing construction tasks through its in-house design, engineering, and building teams. 

O’Neil Building Systems offers the following products and services:
Residential structures: Design and construction of buildings such as barndominiums and pool houses. 
Farm and equestrian buildings: Development of barns and equestrian facilities intended for equipment and animal use. 
Commercial structures: Construction of facilities such as warehouses, manufacturing buildings, Park Structures,  hangars, storage units, and equipment buildings. 
Steel and lumber supply: Provision of steel and lumber products for construction projects. 
Design and engineering: Creation of structural plans and drawings to align with project specifications and building code requirements, Pool Houses,