Sigma Group USA is a Service-Disabled Veteran-Owned Small Business (SDVOSB) dedicated to delivering high-quality construction, water treatment, and infrastructure solutions that meet the needs of government and commercial partners across the United States.
Founded by veterans with decades of operational experience, Sigma was built on the principles of service, precision, and accountability. From military operations to mission-critical infrastructure projects, our team understands what it takes to lead in demanding environments—and we bring that same discipline and commitment to every job we take on.
We specialize in projects that require rapid deployment, tight timelines, and exacting compliance. Whether supporting a new VA medical facility, rolling out retail construction programs nationwide, or implementing turnkey water treatment systems in underserved communities, Sigma delivers with integrity and results.
Veteran-Led Excellence: Our leadership has served in combat zones and construction sites alike. We know what it means to perform under pressure.
Mission-Focused: Every project we take on supports a larger mission—whether it's serving veterans, building critical infrastructure, or improving community resilience.
SDVOSB Certified: We’re proud to help agencies meet their small business set-aside goals while providing world-class service.
Proven Performance: Over $100 million in managed construction and infrastructure programs across federal, commercial, and public sector clients.