GREENSTONE CONSTRUCTION, INC.

Greenstone Construction, Inc. specializes in the design, renovation, and maintenance of commercial and institutional facilities for federal clients, with deep expertise in building systems integration. Their core capabilities include full-scope construction services for HVAC, electrical, plumbing, and flooring systems, alongside targeted infrastructure upgrades such as boiler replacements, fire alarm system modernizations, lift station reconstructions, and emergency department exterior improvements. The firm demonstrates technical proficiency in condensing natural gas boiler retrofits, medium-voltage electrical testing, and compliance-driven renovations within occupied federal buildings, emphasizing minimal disruption and stringent adherence to safety and operational standards. As a Service-Disabled Veteran-Owned Business, Greenstone brings a disciplined, mission-focused approach to project execution, with a proven ability to manage complex, multi-trade scopes under tight timelines in sensitive environments. The company maintains strong, recurring relationships with the Department of Defense, Department of Veterans Affairs, and Department of Agriculture, delivering mission-critical facility upgrades across military bases, VA medical campuses, and rural agricultural facilities. For the DoD, they execute high-priority infrastructure modernizations on active installations; for the VA, they focus on life safety and accessibility improvements; and for the USDA, they support utility and operational resilience at remote field sites. Greenstone’s primary focus is on NAICS 236220—commercial and institutional building construction—encompassing everything from structural renovations to systems-level retrofits in government-owned buildings. Secondary specializations include plumbing, heating, and air-conditioning (238220), electrical installations (238210), and flooring systems (238330), positioning them as a full-service general contractor for federal facility lifecycle management. Based in Fargo, North Dakota, Greenstone Construction operates as a small business with a Service-Disabled Veteran-Owned certification, enabling targeted access to federal procurement programs. Their geographic presence is centered in the Upper Midwest, with a growing footprint across federal installations in the region, leveraging local knowledge and rapid response capabilities to support mission continuity.