Onyx & Iron delivers strategy-first construction consulting, turnkey development, and owner’s rep services across Texas. From land to lease-up, we build smarter, faster, and profitably.

Onyx & Iron LLC is a Texas-based firm delivering strategic construction consulting and turnkey development solutions. We serve developers, investors, municipalities, and property owners seeking smarter execution across the project lifecycle. Our core offerings include Owner’s Representation, Preconstruction Planning, Full-Cycle Development, Estimating Optimization, CapEx Management, and Subcontractor Enablement. We use proprietary BuildIQ™ software to ensure clarity, accuracy, and accountabilit...

Onyx & Iron LLC is a Texas-based firm delivering strategic construction consulting and turnkey development solutions. We serve developers, investors, municipalities, and property owners seeking smarter execution across the project lifecycle. Our core offerings include Owner’s Representation, Preconstruction Planning, Full-Cycle Development, Estimating Optimization, CapEx Management, and Subcontractor Enablement. We use proprietary BuildIQ™ software to ensure clarity, accuracy, and accountability in every engagement. Whether it’s a commercial build, residential development, or infrastructure upgrade, we manage scope, risk, and returns from concept to closeout. Our team brings 70+ years of experience and a proven record of performance with clients ranging from private investors to Fortune 500 brands. 📞 (682) 317-8775 | ✉️ [email protected] 🌐 www.Onyx-Iron.com Built with Strategy. Forged for Performance.