LOS, LLC is dedicated to providing quality AHA CPR Education to businesses, schools, and organizations. Founded in 2013 by CEO Jeffrey Rosenheck and former Operations Manager Colby Holbert, the organization has instructed thousands regionally in high-quality CPR. The organization has also placed more than a dozen public access AED units into service within the community, and has worked with state representatives to encourage and promote CPR in Schools legislation.

The company teaches regionally, including Chemung, Schuyler, Steuben, Yates, Tioga, Tompkins, and Broome counties in NYS and Tioga, Potter, Bradford, Susquehanna, Lycoming and Wyoming counties in Pennsylvania. The company also teaches outside this area when requested, including in both Oneonta and Albany, NY.

The company offers AHA First Aid, CPR and AED courses, as well as AHA Healthcare Provider Original and Refresher Courses, AHA Pediatric First Aid/CPR/AED Courses, AHA Bloodborne Pathogens Courses and both BLS and Heartsaver Instructor courses. When requested, the organization also offers lectures on various CPR related topics. The organization can also host BLS and Heartsaver CPR Instructor courses as requested, as well as Stop the Bleed training and other accredited classes.