Our Team

 SASI was established in 2005 as a partnership between executives who served at the highest echelons of the global aviation industry. The mission of the company is to provide clients with practical, independent aviation consulting services coupled with hands-on knowhow sourced from over 120 years of combined experience.


Stanley G.Wraight

Stanley G.Wraight

President & CEO

Stan brings 40+ years of industry experience gained through both senior management and board level positions at KLM Cargo, Atlas Air and AirBridge Cargo/ Volga-Dnepr. As a consultant Stan has assisted, GECAS, GE/Lynxs, Avia Solutions UK ltd., Steer Davies and Gleave Ltd., XL Airways France, and numerous global financial institutions and airports around the globe. In 2012 Stan was named as one of the top 100 most influential people in freight by IFW/Lloyd’s list in the UK. Stan is also the recipient of two prestigious “Lifetime Achievement Award” by Air Cargo News UK for 2007 and Air Cargo India, STATS Times in 2012. 

Lilian Tan Keller

Lilian Tan Keller

Senior Executive Director

Lilian has over 20 years of international experience in senior sales and marketing positions in Panalpina World Transport, TNT International Express and KLM Cargo. She is an ACC3/RA3/KC3 EU AVSEC Validator.

 Lilian delivers programs on behalf of IATA, TIACA and other organizations and facilitates at the IATA-University of Geneva Aviation Management Program. She is also an accredited Coach and qualified Train-the-Trainer.

 She applies a pragmatic and commercial approach while focusing on bringing out the best in each individual.

Senior Associates

Balasubramanian P, (Bala)

Balasubramanian P, (Bala)

Senior Associate Consultant

Balasubramanian P, aka Bala is a veteran with a global experience of four decades plus based in India.  Bala commenced his career with Air India with experience across commercial operations of passenger handling, ramp and cargo handling including a good stint with its Staff College as faculty. He moved on to Emirates Airline, one of the leading global airlines and was with them for nearly 25 years. During this period, he was also actively with global bodies such as ICAO, IATA and IAEA in the creation of regulatory and industry provisions including co-authoring global industry manuals for compliance worldwide. 

Bala is among the globally well-known industry figures contributing and influencing the course and direction of the industry. He is a prolific international speaker and a panel moderator at global conferences and seminars on Dangerous Goods, Ground/Cargo Handling and Operations, Cool Chain and Logistics. 

His international credentials include: 

  • Member of IATA Cargo Agency Training Board
  • Vice Chairman at IATA Dangerous Goods Board
  • One of the founder members of IATA Cargo Handling Council
  • Advisor to IATA and UAE at the ICAO Dangerous Goods Panel
  • Visiting faculty with IAEA Transportation related to air cargo
Hans van der Zwet

Hans van der Zwet

Senior Associate Consultant

Hans is the industry-leading advisor providing consultancy and ICT support services in the air cargo logistics Industry. His focus is always to contribute to the business success of the customer by offering best in class advice on I.T. and Data solutions and the selection of systems that meet and very often exceed the clients’ objectives. 

The design and implementation of ICT solutions supporting the clients required business processes is an art and one that only can be successfully achieved with access to logistics commercial and operational expertise. As part of the SASI team and its experienced management team total solutions can be achieved that no other consultant can achieve.

        Extensive Practical experience includes:

  • Business Process Engineering
  • Cargo Community Systems (CCS) for all stakeholders
  • IATA One Record
  • Blockchain enabler
  • E-Commerce
  • Air and Ocean Logistics (Freight Forwarder)
  • Air Cargo Handling (Ground Handler & Carrier)
  • Air Cargo Reservation, Pricing, Contribution/Revenue Management, Routing, Schedules, ULD Management, Accounting, Airmail, MIS (Carrier)
  • Air cargo EDI standards (Cargo-IMP)
  • CIQ & Shipment Flow Control (Carrier, Ground Handler & Freight Forwarder)
  • Message brokering and EDI
  • CRM
  • Supply Chain Management
  • Warehouse management
  • Tracking & tracing solutions
  • Transport and distribution logistics

Uwe Beck and Ralph Goetz

Property, Facilities and Systems

Both Uwe and Ralph bring to SASI clients decades of global experience in state of the art air cargo facilities design, and in particular material handling system (MHS) technologies. Under their leadership, leading airlines in the world have benefitted with both greenfield and brownfield site facility improvements covering all aspects required in today’s air cargo environment.

SASI team clients have included major airports in North America, Europe and the Gulf.

Jack F. Keery

Senior Associate Consultant

Jack has been part of the air cargo industry for over 40 years beginning with a sales and operations career. After holding senior and executive management positions with scheduled airlines and the FedEx enterprise in Canada, Jack began a consulting and interim management career that now spans +25 years, having served clients such as IATA, British Airways, KLM Cargo, Cargo Service Centre (CSC), Swissport and the GE/Lynxs Group, amongst others.


John McDonagh

Europe, Middle East & Africa

John brings with him more than 40 years of aviation experience and began his career with Trans World Airlines in 1969.

In 1977 John joined Martinair Holland and for almost 20 years held various management positions within the company, lastly as Senior Vice President for Europe.

John pursued a career in ground handling and was appointed CEO of Cargo Service Center (CSC), responsible for all worldwide activities until its takeover by Swissport in 2002.

Since then, John has been an independent Aviation Consultant specializing in cargo, ramp, sales and security handling worldwide and has to date consulted various of the world's leading handling entities.

Paul Sawhny

Sales, Leasing & Aircraft Technical Services

Paul is a highly specialized professional who focuses on fleet planning and asset management in the aircraft market. Paul recently led engagements with large multi-national equipment Lessor and financial institutions in the development of freighter fleet planning strategies. In addition Paul has played an important role in concluding the procurement of aircraft for various operators and financial institutions. Paul is regarded as the leading industry expert on the conversion of passenger aircraft to all cargo configurations.

Paul has a Bachelor of Science degree in mechanical engineering and a MBA in Business Administration and is based in New York.