Health Systems Sciences (HSS) is a national leader in specialized facility testing and certification, dedicated to advancing safety, quality, and performance across the Built Environment.  Focusing on specialized facilities such as healthcare, pharmaceutical, research laboratories, semiconductor, and manufacturing facilities, we not only certify your space, we provide solutions when problems are identified.  Our expertise allows detailed evaluations in accordance with industry standards such as USP 797/800/825, NSF, cGMP, ASHRAE, ISO, IEST and others.   

Our engineering and technical staff evaluate and solve the root causes of facility operations shortfalls.  Our troubleshooting HVAC performance, water distribution systems and facility structure, will mitigate sources of contaminants such as mold and other infectious agents, chemical contaminants, asbestos and lead.  Solutions often include proper airflow testing and balancing, Legionella prevention controls, filtration sysetms and other engineering controls.  We also are experts in maintaining and repairing various containment cabinets, such as biosafety cabinets, chemical fume hoods, laminar flow cabinets and others.  

At HSS, we believe trusted partnerships drive reliable performance. Our certified and experienced technicians bring deep expertise and consistency to every project, helping clients optimize equipment, reduce downtime, and maintain readiness. Using the latest technology platform, we streamline scheduling, automate reporting, and track assets in real time. This technology-enabled approach delivers prompt, high-quality documentation and clear operational visibility across all client locations.

HSS was founded by Dave Ausdemore, a U.S. veteran with a rich background of diverse experience from international medical facilities to world-class laboratories.  With decades of experience in the military, global health, and technical services industries, Dave built HSS on a foundation of Integrity, Mentorship, Performance, Accountability, Customer Focus, and Transformation (IMPACT)—values that continue to guide our national reputation for excellence.

Today, HSS combines veteran discipline with modern innovation to deliver dependable, compliant, and performance-driven results.  As a Service Disabled Veteran Owned Small Business (SDVOSB) with industry-recognized certifications and partnerships, we stand as a trusted partner in safety and compliance, helping organizations nationwide create environments where quality, care, and accountability thrive.