WSTI Group LLC is a training and equipment provider based in North Charleston, South Carolina, serving individuals, workplaces, and community groups. Its training center brings together courses in health and safety, amateur radio, and personal preparedness, with options for online learning and, where required, in-person skills checks.

Health and safety offerings include CPR, AED, BLS, First Aid, OSHA, and workplace-safety training. Organizations and community groups can also access AVIRT active-violence response instruction, covering awareness, immediate-response decisions, and emergency bleeding control. The company supports emergency readiness with AED packages and bleeding-control kits, cabinets, replacement supplies, and coordinated support for multiple locations.

Through its W4VPK Amateur Radio Academy, WSTI provides online FCC license preparation for Technician, General, and Amateur Extra exams. Courses include guided lessons, practice questions, diagrams, formulas, and focused review, alongside practice exams and mini classes on radio and electrical skills. Additional learning covers emergency communications, antennas, and operating skills. WSTI also offers USCCA online safety and preparedness courses.