Management Team

Dean Sinerius Dean Sinerius Vice President, Technical Operations
Dean has 35 years of experience in aircraft maintenance and maintenance management with FAA Airframe and Power Plant Certification. He began his career in the US Navy as a P-3 flight engineer and later joined Northwest Orient as an A&P mechanic for 6 years before being promoted to management. Dean spent 18 years with Northwest in various management positions before moving on to Champion Air as the Director of Technical Programs. Dean has also worked in management and leadership positions for GE Aircraft Engines, America West, Frontier and the Mesa Air Group. Most notable among his accomplishments are the creation, subsequent FAA approval and implementation of the Aircraft Maintenance Reliability Program and the maintenance tracking and planning computer systems (Trax and Omega) while working with Champion Air and The Mesa Air Group. Dean graduated from Inver Hills College in Minneapolis, MN, with a degree in Aviation Business Management.

Patrick Randall Bill Green Chief Pilot
Bill Green attributes his initial passion for aviation to his parents, both of whom worked for the FAA while he grew up. Although he may have surprised his family by first embarking upon a professional career with the Atlantic City police department, he eventually found his way back into the cockpit. Bill's 28 years of aviation experience took root as a charter pilot for MidAtlantic Jet Charters with which he flew King Air's and earned Lear Jet & Lear 60 type ratings. In 2004, Republic Airways Holdings hired Bill when the airline contracted to fly E170s in the United Express operation. The following year, Bill transferred to the US Airways Express operation with which he was promoted to Captain, flying both the E170 and E175. After the purchase of Frontier Airlines by Republic Airways Holdings, Bill moved to Southern California and commuted to Denver to fly the E190 in Frontier’s operation. Bill joins California Pacific with a unique combination of skill sets, which includes over 6,000 hrs.of specific EJET experience. Bill is married with three sons and lives in Oceanside, CA.

Patrick Randall Patrick Randall Chief Inspector
Patrick Randall brings 35 years of aviation maintenance experience to the Chief Inspector position. Following four years as a B-52 electrician in the Air Force at Fairchild Air Force Base, Patrick assumed the role of mechanic for Imperial Airlines, a Part 135 carrier operating from Carlsbad's airport. During the next phase of his career, Patrick worked for the major carriers of Continental, PSA, and US Airways. He performed "C" Check Maintenance and avionics repairs and served as Electrician and Maintenance Controller. He continued on with US Airways being promoted to Line Maintenance Supervisor and then Maintenance Supervisor, and ultimately became responsible for all aspects of the airline's Maintenance Operations at John Wayne Airport in Santa Ana, CA. Patrick is right at home at Carlsbad, the airport where his career began.

Randall Brown Larry Walthall Director of Safety
Larry Walthall has 34 years of experience in heavy aircraft maintenance and maintenance management. He holds an FAA Airframe and Power Plant Certification as well as a Private Pilot License. He began his career in heavy aircraft maintenance with McDonnell Douglas working the Flight Line on the F4 Phantom and the DC-8 70 series CFM-56 retrofit program. He later joined Northwest Airlines as an A&P mechanic for 2 years before being promoted to management. Larry spent 20 years with Northwest Airlines in various management positions, including Heavy Check Maintenance Manager, Maintenance Controller, 747F Tech Ops Fleet Manager, Quality Assurance Audit, and Internal Evaluation Program Manager. In 2004, he took a position with Hamilton Sundstrand as the Repair Engineering Manager of the 145 Repair Station. He graduated from California Coast University with a Bachelor of Science degree in Management.


Randall Brown Charles Bubb Director of Technical Publications
Charles' interest for information technology and system engineering first took root when he began his career as an academic teacher. By employing eduction technology in the classroom, he discovered that concepts could be more readily received by his audiences given its relevance in the information age. Taking this knowledge, Charles moved onto the IT industry and worked in project management for Paramount Software, MicroVision Development, SPAWAR, and SAIC. His role with CP Air applies his passions for communication and information architecture in the evolving technical environment of aviation regulatory compliance. Charles is a graduate of USD with a B.A. in Economics and History and maintains professional certification in technical authoring and database administration.