Meet Our Instructors and Support Staff

John Radecki
John is a Certified CPR/First Aid Instructor with 12+ years of experience as an American Red Cross and American Heart Association Instructor. He is certified to teach basic First Aid/CPR, Basic Life Support for Healthcare Providers, and First Aid/CPR/AED Instructor courses. Over the years he has taught classes at hundreds of companies and organizations all over the mid-west. In 2021, John started his own training company, Red Line Safety, LLC which provides First Aid/CPR training services throughout Central and Southern Indiana. John has been a Firefighter/EMT for 4 years with certifications in Fire Instructor and Driver/Operator.
Owner, Lead Instructor

Cisa Kubley
Cisa joined Red Line Safety as the first support staff in May of 2024. For the past 16 years she owned and operated a tailor shop in New Albany, IN until hanging up her thimble in the spring of 2024. Cisa brings many years of administrative and small business knowledge to RLS in the hopes of avoiding as many growing pains as possible.
When she's not working, Cisa is an avid collector and occasional practitioner of hobbies. She's been attempting to learn to knit, exploring the world of craft cocktailing, helping her partner convert their boring ol' lawn into a thriving native habitat for plants, animals, and insects, and enjoying running a monthly dinner club with friends
Administrative Assistant

Brett Steele
Brett Steele is an experienced HR Director and CPR Trainer with a strong passion for creating impactful learning experiences, with over 12 years in human resources and soft skills training. Whether leading wellness initiatives, conducting leadership training, or teaching CPR, Brett brings a calm, patient, and supportive approach to every session. Outside of work, Brett enjoys spending quality time with family, traveling, and continuously striving for personal and professional growth.
First Aid/CPR/AED Instructor, Southern Indiana/Louisville

Danny Cain
First Aid/CPR/AED Instructor, Central Indiana

Jennifer Cortes
Jennifer has been an instructor with Red Line Safety since July 2024. She has been certified by the American Red Cross to teach basic First Aid/CPR/AED, and since January 2025, Basic Life Support for Healthcare. Jennifer has been a full-time safety manager for the last eight years and thoroughly enjoys teaching. In her spare time, you will find Jennifer spending time with her husband and two boys.
First Aid/CPR/AED and BLS Instructor, Central Indiana

Joe van Hoogenstaat
Joe is an American Red Cross Certified First Aid/CPR/AED Instructor. He has been teaching classes since October 2023. Joe has been a Firefighter/EMT for 6 years with certifications in Hazardous Materials, Confined Space Rescue, Driver/Operator, and Arson Investigations.
First Aid/CPR/AED Instructor, Central Indiana

Katelyn Maudlin
Katelyn is an American Red Cross Certified First Aid/CPR/AED Instructor. She has been teaching classes since April 2023. Katelyn holds an Indiana Teaching License and earned her degree from Ball State University in Theatre Education and Secondary Education. She is currently in the full-time Nursing Program at Ivy Tech – Indianapolis and is working toward her RN.
First Aid/AED/CPR Instructor, Central Indiana

Liz Harper
Liz Harper has always enjoyed teaching and learning how to help people. She joined Red Line Safety at the end of 2024 and really enjoys being an instructor. Outside of teaching she works full time at Purdue University. In her personal time she prioritizes spending time with her children and grandchildren.
First Aid/CPR/AED Instructor, North Central Indiana

Malia Stoner
Malia Stoner became an instructor because she believes that the skills we teach can help save a life and loves being a part of that! When she is not teaching classes, Malia works as a First Responder full-time with the Floyd County Sheriff’s Department. Outside of work, Malia enjoys spending time at home with her two Huskies, Luna and Kaiser. They all love being outside and going on hikes. Malia also enjoys gardening, homesteading, spending time with friends and family, and shopping.
First Aid/CPR/AED and BLS Instructor, Southern Indiana

Marisa Zhang
First Aid/CPR/AED Instructor, Central Indiana

Chris Carlisle
Chris has been a Red Cross instructor for about a year and can teach CPR/AED/First Aid, all skill boosts, and isworking on getting certified to teach EMR. Chris was an EMT from 2009-17, an AEMT from 2017-2018, and has been a Paramedic since the end of 2018. Chris has worked as a military combat medic, on the healthcare staff in corrections facilities, as a firefighter, in hospitals as an ED Tech, has been an adjunct and lead EMT instructor, and worked for both private and hospital based EMS.
Chris an Associate Degree in Health Science and another in Emergency Medical Services. He was recently hired as a Paramedic for Jeffersontown Fire and EMS Department in Jeffersontown, KY. When not working Chris like to spend time hunting, fishing, camping, or building model airplanes.
