
17 Jun 2026
MRO BEER is the premier gathering place for operators, OEMs and suppliers from the Baltics and Eastern Europe Region. The conference provides a forum for the commercial air transport maintenance, repair and overhaul industry to come together and forge new partnerships and cement existing relationships.


Andy Mackay
Business Development Manager - Europe

Umit Caymaz
Managing Director, AJW Türkiye
Andy Mackay![]()
Business Development Manager - Europe
Andy MacKay joined AJW Group in 2023 as a Business Development Manager for the European region. He is passionate about customer support, care, and sales with a diverse background in the aviation industry and business development. Andy is responsible for nurturing relationships with key customers to harvest and maximise the opportunities arising from our placement in the region and to grow the reach of the business.
He served in the Royal Airforce for 9 years as a technician, followed by 20 years at BAE Systems in various roles including licensed Aircraft Engineer, Technical Representative, Key Account Manager in customer support, Head of Modifications, and Sales and Support Manager for blue chip customers. After a stint in the aviation software industry as a Director of Sales and Support in Europe and Singapore, Andy joined a wire harness MRO where he worked for 10 years as the Director of Sales and Support, delivering exponential revenue growth, growing the customer portfolio, and extending its global presence.
Andy is a dedicated family man and proud father to two. Alongside his family commitments, he has a passion for cooking, travel, live music, and occasionally indulges in a game of golf.
Umit Caymaz![]()
Managing Director, AJW Türkiye
Umit Caymaz joined AJW Group in 2022 as Managing Director of AJW Türkiye, our regional support hub. He is responsible for growing and developing the business activities of AJW Group’s products and services to meet the operational demands and support solutions within the region and beyond.
Umit began his career in customer support and gained further experience with several roles in technical purchasing and the Used Serviceable Material (USM) market at Onur Airlines and MNG Airlines in Turkey. He moved on to supporting companies including GA Telesis, and took on critical positions in sales management at EurAsia, later becoming a director of strategic sourcing and business development.
Umit graduated from university with a four-year bachelor’s degree in Business Administration and is committed to flying the AJW flag high by creating new opportunities for the company to expand in the aviation industry.
When not focusing on work, Umit enjoys being with his daughter, traveling, spending time with family and friends – and getting in a bit of gym time!

Andy Mackay
Business Development Manager - Europe

Umit Caymaz
Managing Director, AJW Türkiye
Andy Mackay![]()
Business Development Manager - Europe
Andy MacKay joined AJW Group in 2023 as a Business Development Manager for the European region. He is passionate about customer support, care, and sales with a diverse background in the aviation industry and business development. Andy is responsible for nurturing relationships with key customers to harvest and maximise the opportunities arising from our placement in the region and to grow the reach of the business.
He served in the Royal Airforce for 9 years as a technician, followed by 20 years at BAE Systems in various roles including licensed Aircraft Engineer, Technical Representative, Key Account Manager in customer support, Head of Modifications, and Sales and Support Manager for blue chip customers. After a stint in the aviation software industry as a Director of Sales and Support in Europe and Singapore, Andy joined a wire harness MRO where he worked for 10 years as the Director of Sales and Support, delivering exponential revenue growth, growing the customer portfolio, and extending its global presence.
Andy is a dedicated family man and proud father to two. Alongside his family commitments, he has a passion for cooking, travel, live music, and occasionally indulges in a game of golf.
Umit Caymaz![]()
Managing Director, AJW Türkiye
Umit Caymaz joined AJW Group in 2022 as Managing Director of AJW Türkiye, our regional support hub. He is responsible for growing and developing the business activities of AJW Group’s products and services to meet the operational demands and support solutions within the region and beyond.
Umit began his career in customer support and gained further experience with several roles in technical purchasing and the Used Serviceable Material (USM) market at Onur Airlines and MNG Airlines in Turkey. He moved on to supporting companies including GA Telesis, and took on critical positions in sales management at EurAsia, later becoming a director of strategic sourcing and business development.
Umit graduated from university with a four-year bachelor’s degree in Business Administration and is committed to flying the AJW flag high by creating new opportunities for the company to expand in the aviation industry.
When not focusing on work, Umit enjoys being with his daughter, traveling, spending time with family and friends – and getting in a bit of gym time!

Andy Mackay
Business Development Manager - Europe

Umit Caymaz
Managing Director, AJW Türkiye
Andy Mackay![]()
Business Development Manager - Europe
Andy MacKay joined AJW Group in 2023 as a Business Development Manager for the European region. He is passionate about customer support, care, and sales with a diverse background in the aviation industry and business development. Andy is responsible for nurturing relationships with key customers to harvest and maximise the opportunities arising from our placement in the region and to grow the reach of the business.
He served in the Royal Airforce for 9 years as a technician, followed by 20 years at BAE Systems in various roles including licensed Aircraft Engineer, Technical Representative, Key Account Manager in customer support, Head of Modifications, and Sales and Support Manager for blue chip customers. After a stint in the aviation software industry as a Director of Sales and Support in Europe and Singapore, Andy joined a wire harness MRO where he worked for 10 years as the Director of Sales and Support, delivering exponential revenue growth, growing the customer portfolio, and extending its global presence.
Andy is a dedicated family man and proud father to two. Alongside his family commitments, he has a passion for cooking, travel, live music, and occasionally indulges in a game of golf.
Umit Caymaz![]()
Managing Director, AJW Türkiye
Umit Caymaz joined AJW Group in 2022 as Managing Director of AJW Türkiye, our regional support hub. He is responsible for growing and developing the business activities of AJW Group’s products and services to meet the operational demands and support solutions within the region and beyond.
Umit began his career in customer support and gained further experience with several roles in technical purchasing and the Used Serviceable Material (USM) market at Onur Airlines and MNG Airlines in Turkey. He moved on to supporting companies including GA Telesis, and took on critical positions in sales management at EurAsia, later becoming a director of strategic sourcing and business development.
Umit graduated from university with a four-year bachelor’s degree in Business Administration and is committed to flying the AJW flag high by creating new opportunities for the company to expand in the aviation industry.
When not focusing on work, Umit enjoys being with his daughter, traveling, spending time with family and friends – and getting in a bit of gym time!

Andy Mackay
Business Development Manager - Europe
Andy Mackay![]()
Business Development Manager - Europe
Andy MacKay joined AJW Group in 2023 as a Business Development Manager for the European region. He is passionate about customer support, care, and sales with a diverse background in the aviation industry and business development. Andy is responsible for nurturing relationships with key customers to harvest and maximise the opportunities arising from our placement in the region and to grow the reach of the business.
He served in the Royal Airforce for 9 years as a technician, followed by 20 years at BAE Systems in various roles including licensed Aircraft Engineer, Technical Representative, Key Account Manager in customer support, Head of Modifications, and Sales and Support Manager for blue chip customers. After a stint in the aviation software industry as a Director of Sales and Support in Europe and Singapore, Andy joined a wire harness MRO where he worked for 10 years as the Director of Sales and Support, delivering exponential revenue growth, growing the customer portfolio, and extending its global presence.
Andy is a dedicated family man and proud father to two. Alongside his family commitments, he has a passion for cooking, travel, live music, and occasionally indulges in a game of golf.

Umit Caymaz
Managing Director, AJW Türkiye
Umit Caymaz![]()
Managing Director, AJW Türkiye
Umit Caymaz joined AJW Group in 2022 as Managing Director of AJW Türkiye, our regional support hub. He is responsible for growing and developing the business activities of AJW Group’s products and services to meet the operational demands and support solutions within the region and beyond.
Umit began his career in customer support and gained further experience with several roles in technical purchasing and the Used Serviceable Material (USM) market at Onur Airlines and MNG Airlines in Turkey. He moved on to supporting companies including GA Telesis, and took on critical positions in sales management at EurAsia, later becoming a director of strategic sourcing and business development.
Umit graduated from university with a four-year bachelor’s degree in Business Administration and is committed to flying the AJW flag high by creating new opportunities for the company to expand in the aviation industry.
When not focusing on work, Umit enjoys being with his daughter, traveling, spending time with family and friends – and getting in a bit of gym time!