Government and miliary projects demand reliability, security, and long-term performance – and Mainstay Engineering delivers. We provide engineering services for a range of public-sector facilities, including military bases, municipal buildings, emergency response centers, and infrastructure upgrades. These projects often come with strict compliance standards, complex phasing and mission-critical timelines. We understand how to navigate these challenges for you, delivering durable, code-compliant, cost-effective solutions that support public safety, operational readiness, and community needs.