We offer a comprehensive selection of professional, operational, engineering and management services to help
you throughout any aircraft’s life cycle. Our company works with subsidiaries and operational partners in order
to deliver our high-quality service globally and with full customisability.

We employ numerous specialists and maintenance experts in order to deliver high-quality products and services. Our goal is to support airlines and MROs worldwide with an increasingly digital approach to aviation.  Our trusted solutions are inspired by real airline use cases and fine-tuned over years.

We provide the skill-set, expertise, and solutions to create a one-stop shop for improving fleet reliability and operational response.


We promise that our solutions will be:
• Timely
• Based on real airline use cases
• Specific and tailored to your requirements
• Reliable

Graeme<br />
SUM Aviation Group
Graeme Ogilvie is a lifelong aviator, with 27 years in Cathay Pacific Airways as a pilot and senior manager. Graeme has been widely involved in airline start-ups, accident and incident investigation, successful project and change management, and business turnaround.

He is now leading the SUM Aviation Group to deliver superior solutions, with safe and efficient operations for all our clients.

Kevin<br />
SUM Aviation Group
Kevin has 40 years’ aviation experience, 10 years in senior flight operations management roles in Qatar Airways, building the foundation to grow from 7-110 aircraft in that time.

As a functional check pilot, he has accepted/delivered a range of aircraft. Advised on AOC start-ups, business plans, aircraft acquisitions, regulatory support, human factors, etc., and is an ISO/IEC 17024:2012 Certified Aviation Expert.

Sarah<br />
SUM Aviation Group
Sarah is an experienced finance professional, holds a B.B.S. (Finance) from Dublin City University and is a fellow of the Institute of Chartered Accountants Ireland.

Over the last 15 years, Sarah has worked within the aviation sector in financial reporting and control, risk management, internal audit, IPO readiness, and programme management.

MatthewKellySVP Business DevelopmentSUM Aviation Group
Matthew is an aviation director with over 30 years of experience in providing strategic direction, leadership and quality of service.

His hands-on approach to product development is augmented by a solid understanding of applicable technology and application of management techniques, tools and methodology.

Sauveur<br />
Accountable Manager
Bravo Aircraft Technical
Services Limited
Sauveur started his carrier in aviation almost 20 years ago as an Aircraft Technician gaining vast experience in aircraft Line and Heavy Base maintenance both in Airframe and Engines with a large MRO’s.

He qualified in Plant Technology and hold an AML with a vast of specialised tasks. Sauveur has joined Bravo Aircraft Technical Services Limited (BATS) from it’s project times where he has moved from Maintenance Manager to the Accountable Manager.

Mike<br />
Accountable Manager
Part M Aviation Ireland
Mike has over 30 years’ experience in the industry predominantly with various airlines including British Airways, Monarch Airlines, Thomas Cook Airlines amongst others.

He has worked as a fleet, technical services, reliability and airworthiness engineer during his career with key project and structures management experience. Mike also manages the Part M training department.

Michael<br />
Accountable Manager
Part 21 International
Michael Malone has worked in numerous Production and Engineering management positions for Shannon Aerospace prior to his move to Lufthansa Technic Budapest as Head of Base Maintenance. He has unrivalled technical knowledge about everything from piecemeal changes to full heavy maintenance on both engines and airframes.

Currently, Michael leads the Part 21 Design team, specialising in the delivery of bespoke design to clients.

Paul Carolan
Paul CarolanVP Business Development SUM Aviation Group
Paul has a decade of experience in the aviation industry including both commercial and technical roles in the MRO sector. He has in depth experience in both APU and Landing Gear overhaul services. Paul holds a BEng in Aeronautical Engineering from the University of Limerick.

His positive, outgoing and solution driven attitude will be key in the development of the Sum Aviation Group customer base and brand.