Key Personnel

Daren Olsen

General Manager
  • Mr. Olsen joined ABD, Landover in 2006 and is currently responsible for product sales and development, and spends his time working directly with customers, distributors, and the operations team at ABD, Landover
  • Previously, Daren worked in various engineering roles for SFA Inc.’s Defense Products Division, Stultz-ATS and the Airflow Company
  • Graduated from the University of Pittsburgh with a B.S. in Electrical Engineering

Gary Hall

Director of Military Programs & Business Development
  • Mr. Hall joined ABD, Landover in 2010 and is responsible for maintaining and developing relationships among ABD, Landover’s key military customers, especially the U.S. Army and National Guard. He also served for 20 years as a Marine Corps Infantry Officer in various assignments around the world.
  • Most recently, Mr. Hall worked as an Account Executive for Clear Channel Radio
  • Graduated from Eastern Illinois University with a B.S. in History

Sean Springer

Director of Engineering
  • Mr. Springer oversees the day to day operations of the Engineering Department, including manufacturing support, new product development & implantation project management, sales support & improvements. He was originally hired as a Mechanical Engineer in 2010
  • Earned his B.S. in Mechanical Engineering from the University of Maryland College Park

Jon Brianas

Director, Projects/Plans
  • Recently joined ABD, Landover to run the day to day materials management and purchasing aspects at ABD, Landover and served 7 years as Supply Officer in the U.S. Navy, specializing the in the fields of cost estimating, financial management and the planning, programming, budgeting and execution (PPBE) process
  • Mr. Brianas most recently served as the Director of Operations for ViaGlobal Group, an Annapolis defense contracting company, and previously as an Assistant Athletic Director at the U.S. Naval Academy responsible for athletic facility management and event coordination
  • Graduated from the U.S. Naval Academy with a B.S. in Economics and earned an MBA in Information Systems from Loyola University

John Blake

Specialty Equipment Supervisor
  • Joined ABD, Landover in 2005 and was formerly the Facilities Maintenance & PAPR Manager and is currently responsible for aspects of plant operations across ABD, Landover’s three main product lines
  • Has built several testing devices for ABD, Landover using an in-house machine shop
  • Mr. Blake previously worked as the Production Manager for TCI Ceramics and Production Engineer for Trans Tech

Randy Tomsa

Senior Technical Advisor, SME Product Technology & Quality
  • Mr. Tomsa has over 30 years of experience in the Industrial/Military respiratory protection industry. Mr. Tomsa previously managed ABD, Landover’s C2A1 and Joint Services Aircrew Mask (JSAM) Department of Defense contract programs
  • Earned his Business Management degree from the Figgie Management Institute

Glen Knott

Production Manager
  • Recently joined ABD, Landover in order to manage the manufacturing of rapidly deployable shelters and their line of containment products including isolation shelters
  • Before joining ABD, Landover Mr. Knott was the production manager for Beretta USA, where he managed the final assembly and live fire testing range, as well as the day to day management of the M9 first article assembly, testing and spare parts shipments for the U.S. Department of Defense
  • Prior to Beretta Mr. Knott was plant supervisor for Royston LLC. Royston manufactures and installs checkout lanes for Target and Walmart. Royston also manufactures and installs all shelving and beverage bar components for 7-Eleven stores worldwide
  • He received Lean Manufacturing training through the Maryland World Class Consortia. The consortia trains lean, value stream mapping and six sigma disciplines in manufacturing environments throughout the Maryland/D.C. Metro area

Sol Sollerer

Logistics Manager
  • Recently joined ABD, Landover to manage the day-to-day logistics management of ABD, Landover’s production shipping & receiving. Before joining ABD, Landover, Mr. Sollerer ran his own fitness and leadership development company, delivering training to High School sports teams, individuals and corporations. He also served for 22 years in the British Army, Royal Engineers, retiring as a Sergeant-Major in a Quarter Master Sergeant Instructor’s appointment, as a qualified Commando and Advanced Diver. His final tenure was as a transport logistics manager for a regiment, fielding a new $30 million vehicle program and the requisite training to 600 personnel.
  • Mr. Sollerer also served as an Instructor at the Royal Military Academy Sandhurst, where he assisted in the delivery of a leadership and character development program training to cadets, prior to their officer commissioning course. During his service Mr. Sollerer was awarded the Accumulated Campaign Service Medal for a total of 5 years operational service, in Northern Ireland, Iraq and Afghanistan. Mr. Sollerer also did UN and NATO tours of Bosnia.
  • He received his Graduateship in Engineering Logistics from the City & Guilds Institute London, as well a Diploma in Strategic Leadership & Management from the Chartered Management Institute.