Who We Are

Our company name, “The Unconventional,” says it all –a full spectrum service provider uniquely created to support our clients using unconventional methodologies. Our vision is to thrive as the most admired LREC and Tactical Training Services Vendor providing services and technology with unmatched training value and continuous innovation.

Core Values

  • Continuous Innovation & Improvement
  • Empower Our Personnel And Partners
  • Integrity & Responsibility
  • Long-Term Stewardship & Social Responsibility

Company Information

CAGE Code: 83RJ2
DUNS Number: 081215850

The Unconventional is teamed with Yorktown Systems Group as a Wholly Owned Subsidiary.


Our leadership team includes a unique combination of US Special Operations, Intelligence Community Veterans, LREC Academics and Defense Industry SMEs.

Mark Saichompoo

President and Founder

Mark is a retired Army Master Sergeant who served over 26 years in the Ordnance Corps, Infantry, and Special Forces. He has experience in numerous leadership and management positions in the military, academia, and civilian sectors.

Mark is the President and founder of The Unconventional, created in 2016 and has been providing services to Department of Defense, the Intelligence Community, and other Federal Agencies. Mark’s experience of over 18 years as a Special Forces Soldier, 7 years as a Special Forces Command Language Program Manager, and over 2 years in academic leadership at the University of Montana yield a seasoned operator’s perspective and knowledge of delivering services, support, and training. Mark’s leadership and experience make a direct impact on the success of The Unconventional resulting in rapid growth of the company and expansion in the portfolio of services they offer in support of the Defense Community.

Nasser Manasterli

Director of Language Programs, Language Branch

Nasser is a portfolio manager and mentor with over twenty years of experience in Defense and Intelligence LREC programs and over twenty-three years of military service in the Civil Affairs and Advisor community operating in diverse and complex environments. Recognized for transformational leadership, sales growth, and effective communication skills in multicultural environments.

Scott Tsuda

Director, Operations and Tactical Branch

Scott is a retired Sergeant Major with 32 years of service in the U.S. Army. During his time in service, he has held multiple leadership positions in the Special Operations Forces which included: Special Forces Operational Detachment Alpha (SFODA) Operations Sergeant, Chief Instructor John F. Kennedy Special Warfare Training Center and School, Special Forces Company Sergeant Major, Battalion Operations Sergeant Major, and Senior Enlisted Advisor Special Operations Command Pacific.

Zakkary Saichompoo

Live Environment Program Manager

Zakkary is a former Explosive Ordnance Disposal Technician that served six years in the United States Army. He has experience in numerous leadership and management positions in the military and civilian sectors. Zakkary has worked hand and hand with a vast group of agencies such as the Secret Service, FBI, ATF, DEA, Homeland Security, U.S. Special Forces Green Berets, U.S. Navy Seals, Rangers, and many others.

Tyler Saichompoo

Isolation Immersion Program Manager

Tyler has been with The Unconventional since it’s inception in October 2016. He helped pioneer our Isolation Immersion platforms across the country from the beginning. He has served as an Isolation Program Manager, Live Environment Program Manager, TUTOR Program Manager, and now serves as the Deputy Director, Language Programs with oversight of all our LREC offerings.