Sigma Group USA is a Service-Disabled Veteran-Owned Small Business (SDVOSB) delivering high-impact solutions in construction, water treatment, federal contracting, and workforce services. Our team brings decades of experience operating in complex domestic and international environments, with a focus on quality, compliance, and mission success.
General contracting and design-build
Site work, utility installation, and infrastructure development
Mobile and temporary housing solutions
Environmental remediation and disaster response
EM 385-1-1 and QA/QC compliance
Portable and fixed water purification systems
Wastewater and greywater treatment
Remote and contingency system deployment
Full installation, maintenance, and compliance support
SDVOSB set-aside project execution
Support for DoD, DoS, USAID, and other federal clients
Rapid deployment in austere and post-conflict environments
Security-cleared personnel and logistics coordination
Turnkey project and program oversight
Risk mitigation, compliance, and reporting
Subcontractor management and quality assurance
Multi-agency and international coordination
Veteran hiring and skilled trades staffing
Rapid deployment labor solutions
Security-cleared personnel placement
Workforce training and onboarding