There are two certifications required for working as a lifeguard anywhere in the United States:
1) the Lifeguard Training certification with First Aid and
2) The CPR/AED for the Professional Rescuer certification.
These certifications may be American Red Cross or an equivalent, such as YMCA, Starguard, or an Ellis certification.
Aquatic Management of Indianapolis offers both Lifeguard Training certification and CPR/AED for the Professional Rescuer for Lifeguards. These are American Red Cross classes and the certifications you receive for passing the class are American Red Cross certifications.