About JSSI

As Chairman and Chief Executive Officer, Neil provides leadership and direction to the entire organization.

Prior to joining JSSI in 2012, Neil served as Vice President of Mobility for Juniper Networks, directing its mobile security business unit. His role at Juniper began in 2010, in connection with their acquisition of SMobile Systems, where he had served as President and Chief Executive Officer. Neil began his career at AT&T where he held various management positions. Neil is a graduate of the University of Delaware, class of 1999.

As Chief Financial Officer, Tim Elberfeld is responsible for all aspects of Finance & Accounting at JSSI. Additionally, Tim oversees the Information Technology organization.

Prior to joining JSSI, Tim spent 10 years at TransUnion, a global information and financial services company publicly listed on the New York Stock Exchange. During his tenure at TransUnion, Tim served in a range of progressive roles, including Chief Accounting Officer and Chief Financial Officer of the Africa Region in Johannesburg, South Africa. Tim began his career at PricewaterhouseCoopers (PwC), where he spent 12 years in the Transaction Services group. At PwC, he led cross-border engagements for clients in their execution of complex acquisitions, divestitures and carve-outs. During his time at PwC, Tim completed a multi-year secondment in Zurich, Switzerland, where he supported clients on both inbound and outbound deals across Europe. Tim received an undergraduate degree in accounting from Anderson University and is a Certified Public Accountant.

As Chief Revenue Officer, Francisco provides leadership to the global business development organization. Additionally, he oversees the suite of Conklin & de Decker digital and consulting solutions.

Prior to joining JSSI, Francisco served as Pre-Owned Director at Aerolineas Ejecutivas, managing its pre-owned aircraft sales and acquisitions business unit. He facilitated several key industry alliances and memberships for Latin America’s largest business aviation company and has established an extensive network with the global broker community, financial institutions, OEMs and MROs. Francisco graduated from Universidad Iberoamericana in Mexico City as an industrial engineer.

As President of JSSI Parts & Leasing, Ben Hockenberg provides strategic guidance and overall leadership to the aircraft parts and leasing organization. Additionally, Ben has responsibility for the company’s maintenance event and insurance claims management service offerings and leads JSSI’s aircraft finance activities.

In his role prior to joining JSSI Parts & Leasing, Ben was focused on investing in the aerospace sector. He has worked in investment banking, private equity, and credit investing at Deutsche Bank, The Pritzker Organization, Venor Capital, and Greenbriar Asset Management. He holds an MBA from Kellogg School of Management and a bachelor’s degree in business administration from the University of Michigan.

As Chief Information Officer, Serdar Yorgancigil is responsible for all information and digital technology initiatives at JSSI.

Prior to joining JSSI, Serdar spent 15 years at AAR, a provider of global aviation services to the commercial and governmental aviation sectors. Serdar held a variety of progressive technology roles at AAR, including Head of Digital Enablement, where he led application development, data management and integration teams. He is a graduate of Istanbul University with a bachelor of science degree in computer engineering. Serdar is a member of the Chicago Chief Data Officers (CDO) governing body and received an executive certificate in management leadership from the MIT Sloan School of Management.

Paul Rahe joined JSSI as Senior Vice President and Assistant General Counsel in August 2011 and became General Counsel in 2016. Paul is responsible for all aspects of the company’s legal affairs, including client and vendor relationships, strategic transactions, corporate governance and general corporate matters, and also serves as the company’s Compliance Officer.

Prior to joining JSSI, Paul was Managing Director, Associate General Counsel and Assistant Corporate Secretary for PrivateBancorp, Inc. (now CIBC Bancorp USA) and The PrivateBank and Trust Company (now CIBC U.S.). From 1999 to 2009, Paul practiced law with Schiff Hardin LLP in Chicago, where he represented a broad range of private and public companies, including private equity firms and their portfolio companies, in merger and acquisition transactions, the issuance of securities, corporate governance and other general corporate matters. Paul was previously an associate in the Indianapolis, Indiana, office of Baker Daniels (now Faegre Drinker) from 1996 to 1999. Paul graduated from Indiana University in (1993) and from the University of Virginia School of Law in 1996.

Tim Ferrell leads JSSI’s team of Technical Advisors and Product Line Specialists, providing global support for Hourly Cost Maintenance Program and JSSI Advisory Services clients. He has over 20 years of aviation maintenance experience as an engineer and aircraft maintenance technician. 

A long–time JSSI employee, Tim has held the positions of Technical Advisor, Regional Tech Manager and Director of Engine Programs. Passionate about the JSSI brand, Tim supports many cross–departmental initiatives that create industry–leading product offerings. He holds a Bachelor of Science degree in aeronautical technology from Purdue University and is a FAA–licensed A&P Technician. 

George Kleros is responsible for operational oversight of JSSI Advisory Services, including the appraisal, asset inspection and maintenance event management products. He has over 30 years of aviation maintenance experience in areas including management, field support services and appraisals for business jet aircraft.

George was previously Eastern Region Customer Service Manager for Rolls-Royce North America and, prior to that position, was the Technical Support Manager with JSSI for almost a decade. George also held a field support position with Textron Flight Services and was the Director of Maintenance for an air carrier fleet. He also held the position of President for an aircraft maintenance company with multiple satellite facilities supporting charter operations, flight schools, and retail maintenance. George currently serves on the maintenance airworthiness committee for the General Aviation Manufacturers Association, is a board member of the Westchester Aircraft Maintenance Association, and serves on the Embry-Riddle Aeronautical University Aviation Maintenance Science Industry Advisory Board. George holds an FAA rating for Powerplant and Airframe, with additional privileges as a holder of an Inspectors Authorization. He is an accredited Senior Appraiser through the American Society of Appraisers in the Machinery and Technical Specialties discipline with a specialty in aviation.

As Chief Commercial Officer, Mark Steinbeck is responsible for leading the sales and marketing initiatives for the JSSI Maintenance Software products.

Prior to JSSI’s acquisition of Traxxall in 2021, Mark served as the President of Traxxall.  In that role, Mark led the business development initiatives, while also providing strategic direction and leadership to the Traxxall organization.  Before joining Traxxall, Mark held the position of Director of Sales for a Part 135 aircraft management company where he was responsible for the aircraft management sales and charter sales teams.  Mark began his career at Avtrak where he held various management positions in the customer support and sales organizations.  Mark graduated from Regis University with a bachelor’s degree in Business Administration.  

As Managing Partner of JSSI Aviation Capital, Chris Miller will oversee and lead the team in growing JSSI Aviation Capital into a global market leader in customized asset-based financing alternatives in the business jet space.

Chris was the founder and CEO of Shearwater Global Capital which was a private finance company offering asset-based financing for aviation assets across the globe. Prior to Shearwater he was the Managing Director of Guggenheim Partners Business Aircraft Investment (BAI) Group. The BAI Group provided capital solutions to the Business Aviation Industry; specifically, asset-based lending on medium to large sized business aircraft.

Before entering the business world, Chris served in the United States Marine Corps, as an F/A-18 pilot, Aircraft Maintenance Officer and Aviation Safety Officer. Chris is a graduate of the U.S. Navy & Marine Corps School of Aviation Safety and currently holds a commercial pilot rating. He is an accredited “Senior Aircraft Appraiser” with the American Society of Appraisers (ASA) and the former President of the National Aircraft Finance Association (NAFA). Chris received a BA from Denison University and an MBA from Columbia University.