• Unser Team

Our flight instructors

long expirience and passion - thats Blue Sky!

David Osten

Motivated by model flying and paragliding, David learned to fly at the age of 14. After obtaining his glider and microlight license, he acquired the PPL (A) in 2012 and became a flight instructor in 2016 on the basis of the CPL training. With 1.150 hours of experience, David has been a flight instructor at Blue Sky Aviation since 2018 and is responsible for standardization.

Holger Pietzarka

Holger moved into the cockpit at the age of 14 and learned to fly without a motor. The result was the PPL-C (gliding license). After learning to fly a plane with an engine, he earned the PPL-B license (known as the TMG today). He also has additional training as a night flight pilot. Holger founded Blue Sky Aviation in 2016 with the aim of opening a flight school for pilots. Holger has more than 3.000 hours of flight experience in Europe, Africa and South America, and is a flight instructor and responsible for administration and technic at Blue Sky Aviation.

Hans Dolhaine

Characterized by numerous very fast and low-flying military jets in the approach lane of the Nordhorn air / ground shooting range or Nordhorn Air To Ground Weapon Range (Nordhorn Range for short) - known among aviators as ED-R37A / B - Hermann had in early childhood in the 70s Developed a fastzination for aircraft over the years. The 15 years as an air traffic control technician with the air force in Rheine Hopsten and later in the NATO E3A association in Geilenkirchen have further inspired his affinity for aviation. With a total flight experience of more than 6500 flight hours, the flight route led via Geilenkirchen and Nörvenich to Mönchengladbach. From 1986 to today in aviation, also professionally at home, shows that the future path of life is often mapped out in childhood. He is also responsible as head of training

Dietmar Hansen

Since childhood Dietmar has always been connected to aviation. He began his training as an air traffic controller and private pilot instructor in Frankfurt-Egelsbach from 1988-1993. Later, he continued his flying career on the NATO air base Geilenkirchen, where he learned to sail and earned a license as a motor glider leader. At Mönchengladbach Airport at Cycon Aviation, he acquired a license to become an aerobatic pilot and is currently a flight instructor for powered airplanes, motor gliders and aviation sports equipment at Goch-Asperden, Kamp-Lintfort and now Blue Sky Aviation. Dietmar has more than 1,000 hours flying experience as a pilot and over 500 hours as a flight instructor. He is married to a pilot and has a daughter.

Allard Ketting

Allard has always had a huge interest in aviation and so it came that he started his flidibg tranining once he became 14 years old.

Later he completed his integrated ATPL(A) training and also became a flight instructor. He first was a CFI in Florida and later his Instructor qualification was converted into an EASA license.

Besides his activities as an instructor, he also is an Airbus A320 Captain and flight instructor. We are happy to welcome Allard to the Blue Sky family as a Flight Instructor. I enjoy to teach flying und pass on my knowledge.

Markus Nied

Markus found his interest in aviation in his early childhood, as his school was located beneath the final approach of an airport. He started his career in 1988 with receiving is PPL with FFL flight school in Mülheim. Markus susequently completed his ATPL training and flight instructor license in 1992 with Sonntag flight school in Hamburg. Ever since, he is working as a flight instructor, eventually he also became a flight examiner. Teaching others not only the ability to fly but also the love of aviation is described by himself as one of his greatest passions. When Markus is on vacation, flying comes with him, either in southern France or the United States of America. His guilty pleasure in aviation is seaplane operations. He pursues his professional career as a pilot and training pilot with Eurowings. For Markus, flying is more than a profession. The passion of aviation as well as bringing this to others who want to learn to fly is his daily motivation to board any airplane. 

Wir beraten Sie gerne! | We are happy to help!

+49 2161 99088620

Kontakt | contact

Tel.: +49 2161 99088620
Fax: +49 2161 99088629
E-Mail: This email address is being protected from spambots. You need JavaScript enabled to view it.

Adresse | Adress

Am Flughafen 34
41066 Mönchengladbach
Deutschland

Blue Sky Aviation - Ihre Flugschule in NRW