A Security Consulting Firm That You Can Trust
S and R Investments, LLC is a leading security and business advisory company that offers innovative and comprehensive security technology services to our clients across the globe. Our team is composed of skilled individuals who have broad knowledge and experience in law enforcement, risk management, transportation security, and more.

What Sets Us Apart
Our company is aimed at solving complex security problems by mitigating risks and reducing exposure threats. We strive to deliver outstanding results for our clients, including governments.
About Our CEO
John Halinski is a retired Deputy Administrator of the Transportation Security Administration (TSA). He has extensive knowledge and expertise in international aviation security, intelligence, and counterterrorism.
Other Affiliations
John is a senior fellow for Homeland Security at George Washington University and on the Board of Advisors for Marymount University and Christopher Newport University. He has published several articles and opinion pieces for different media outlets and magazines.
John focuses on working with international airlines, aviation authorities, associations, and airports to develop and execute comprehensive plans. He aims to improve security, prevent illicit activity, and meet international regulatory requirements by implementing the best practices and training procedures.
