Grey Snow Professional Services, a Tribally-owned enterprise of the Iowa Tribe of Kansas and Nebraska, has partnered with Patriot Construction Management to deliver high-quality construction, engineering, and government services across critical sectors including energy, defense, aerospace, and infrastructure. Together, they combine deep Tribal values with national expertise in program management, roofing, HVAC, paving, solar, and heavy civil construction—building sustainable solutions that advance sovereignty, strengthen communities, and meet the highest standards for government and commercial clients.