OSA has partnered and secured strong relationships with several national and regional/local fencing and barrier specialists. Whether your need concerns hydraulic bollards, steel ornamental, welding projects, or simple chain link (non-visual) perimeter controls, we are capable and ready. OSA can design, estimate, and install your perimeter control needs. OSA has access to and works with labor pools vetted and ready to help improve safety and security standards on outdated perimeter systems. Call us for your HUD/LIHTC rehab modifications, we can oversee it as GC, or work with your own. Perimeters are the 1st line of defense at your property/assets. Your barrier and perimeter protection should encompass more than just a line in the sand, we can help you define those variables.