Stephanie Costello

Instructor

Archangel Training Solutions, LLC
📞 702.493.4937 | 📧 flyingsteph@cox.net

Stephanie Costello is a highly skilled and respected firearms instructor with more than 15 years of professional experience in the firearms industry. As the Chief Firearms Instructor and Director of Operations at Archangel Training Solutions, LLC, Stephanie specializes in tactical training, concealed carry instruction, and personal defense strategies.

Her passion for firearms education and safety stems from a diverse career that includes working as an armed security officer for high-end jewelry stores and providing executive protection for corporate leaders and celebrity clientele. Over the years, she has trained with some of the most renowned instructors at prestigious academies across the country, consistently seeking to enhance her skills and deliver top-tier training to her students.

Professional Credentials

• Certified NRA Law Enforcement Firearms Instructor (#201378597)
• Nevada Private Investigator’s Licensing Board Certified Firearms Instructor (#262)
• State of Nevada P.I.L.B. Registered Armed Security Officer (#R-2022-00832)
• NRA Certified Instructor – Basic Pistol, Personal Protection Inside & Outside the Home
• NRA Chief Range Safety Officer
• State of Nevada Certified CCW Instructor
• State of Utah Certified CFP Instructor (#I123895)
• State of Arizona DPS Certified Armed Guard Instructor (2019 – 2024)
• Sig Sauer Certified Master Shotgun Instructor (2021 – 2024)
• International Defensive Pistol Association (IDPA) Safety Officer (2018 – 2025)
• IDPA Member (2016 – Present)
• NRA Lifetime Benefactor Member

Advanced Training Highlights

Stephanie has completed extensive, high-level firearms training with nationally recognized experts and institutions, including:

• Gunsite Academy – Defensive Shotgun + Advanced Tactical Problems (Paulden, AZ, 2021)
• Thunder Ranch – Defensive Shotgun (Boulder City, NV, 2022)
• Sig Sauer Academy – Master Shotgun Instructor Certification (New Hampshire, 2021)
• NRA Law Enforcement Instructor Development School – Handgun (Boulder City, NV, 2019)
• Van Comp Thunderstick Summit II – Hardwired Shotgun Training (Las Vegas, NV, 2023)
• SWAT International Competition – Pre-competition courses (Orlando, FL, 2020)
• Executive Protection Workshop – Wynn Solutions Group (Las Vegas, NV, 2019)

Stephanie’s pursuit of advanced education ensures she remains on the cutting edge of firearms techniques, equipment innovations, and evolving legislation, which directly benefits every student she trains.

Education

• Babson College – Bachelor’s Degree in Finance (Class of 1989)
• Richmond College, London, England (Study Abroad, 1987)
• American College of Switzerland, Leysin, Switzerland (Study Abroad, 1988)

Beyond Firearms Training

In addition to her work in the firearms industry, Stephanie owned and operated Ultra Violet Extreme Performance Artists from 2001 to 2013, producing high-energy entertainment for Las Vegas nightclubs, hotels, and conventions. Her experience in business operations, creative direction, and leadership continues to influence her approach as an instructor and entrepreneur.

Stephanie’s goal as an instructor is simple yet powerful: to provide students with elite-level training, instill confidence and competence, and empower them to protect themselves and others responsibly.