This website uses cookies to improve usability Read more OK COMPANY PROFILE RANGE OF SERVICES AREAS OF APPLICATION CUSTOMERS CAREER GIS Home GIS GDV and GIS are fields of activity that are used in a wide variety of institutions. Let us advise you on a variety of possible solutions. More about GIS measurement We offer surveying services of all kinds. More about measurement Bending measurement Experience for more than 40 years in the field of bending measurement. More about bending measurements Project and process management Project and process structures are the pillars of every success. Project and process management Drone surveying Generation of digital terrain models and 3D structures via drone measurement and photogrammetry. More about drone surveying planning We plan all trades from the distribution network level to the main supply, also as a complete solution (turnkey). More about planning 0 Active customers 0 Employee 0 Locations 0 Years of success Write us! Name * Email * Your message * Submit Feel free to give us a call 02335/9795 - 50 Ing. Büro G. Jonasson GmbH Standorte Kurzbefehle Kartendaten © 2021 GeoBasis-DE/BKG (©2009), Google, Inst. Geogr. Nacional Nutzungsbedingungen We train and are a recognized training company according to the Vocational Training Act 58300 Wetter Schöllinger Feld 30a Tel: 02335/9795 - 50 Fax: 02335/9795 - 77 45884 Gelsenkirchen Händelstrasse 19 Tel: 0209/366999 - 05 Fax: 0209/366999 - 04 66994 Dahn Grabenstr. 1 Tel: 06391/9999000 60388 Frankfurt a. M. Friessstrasse 8-10 Tel: 02335/9795 - 50 imprint data protection Contact