May 2024: I now search in my period of unemployment for new challenges. A small company (department) <-7 persons growing and which respects the 15 years of 3D-modeling as opportunity to teach new generations for this great program (Tekla Struktures). Otherwise I am looking for machine woodworking , designing, R&D,truck driving , logistics , production work , this can be done in another country if help is needed. I wish to work 10 month per year or 1280 hours in a mobile environment for 12 years, for service to others, or building communities. Leo is a 33 years experienced structural drawing (Tekla), designer, BIM-enthusiast, experienced to the prefabricating building industry (precast) and very solution driven. In 1989 he graduated from MTS in Rotterdam as a machine wood fabrication carpenter with a specialty for wood skeleton building (HSB). After this Medium Technical College, he went into the Dutch army as a 4-tons truckdriver for the 41 tank battalion in Hohne Germany, to join different tasks in transporting personnel, equipment, fuel, and cleaning roads. In 1990 he started to draw as casco construction drawer at Heembeton where the main target was to translate architectural project designs of housing types into workable prefabricated concrete casco parts for the factory plants, in the meantime communicating with structural engineering Brekelmans for stability and rebar information, and the subcontractors for concrete inserts, s.a. Electrics and mountings. After a merger of the centralized office from Arnhem to a factory in Lelystad he started to work for Heijckman architect and construction office in Huissen (later merged into Cumae) where he was doing the same kind of work as at Heembeton but now to improve the quality of the division casco engineering Heembeton at Heijckman, with a work guaranty for 3 years and for 2 persons. Heijckman was also specialized in engineering wood roof constructions for the (HSB) production industry, he also engineered these specific kind of 2D roof constructions on Autocad. In 2000 until 2007 he worked as a drawing engineer at Romein Beton on the department engineering on Autocad mechanical desktop, this factory for very diverse civil (Ground W road Waterways) was located in Dodewaard and had a unique site with the main office, canteen, prefab-storage, production halls, central concrete mixing plant, re-bar plant, and wood framing plant, and assembly storage unit all located in one site. Romein Beton was also a Dutch pioneer in the self thickening concrete for use in the diverse mixing batches or colored concrete. He had a good drawing-education via the Dutch Learning Organization of Concrete (Betonvereniging) to become precast drawer BV. He also Co-engineered the Bubbledeck precast slab-floor for the Benelux countries, specifically for a factory Gelissen Beton in Beek. In may of 2007 he succeeded to get a job in the wood-industry via detachment office Brunel Arnhem, and got on-board with a company called HKN-Ulft a wood framing company and full daughter of Pontmeyer, but he could not emphasize a reorganization and closure of this roof, barn and frame factory. At the end of July 2007 the factory closed and was merged into the factory in (HKN) Heerenveen all personnel where helped into other job functions He managed to work for the HKN-Heerenveen factory until the end of 2007 as a troubleshooter. In February 2008 he started as 3D modeler with Tekla Structures at CD20 Buildingsystems in Arnhem, after a education period of 6 days at Construsoft in the software, his general package of work was: advising with possible new projects, modeling building structures of projects like schools, office buildings and parkings from begin through to production of prefab and providing information to and assisting the assembly. At last he worked in CD20 building systems 32 hours per week, the fastest structural concrete building system in the world, in a Tekla (Trimble) structures cloud and on a multilingual platform on big projects with a wide range of various disciplines. On 01-08-2019 he starts his club : ADC (short for Art-Design-Construct , Simsalabim-online dot club website is the Art, Design and Construct) On 01-07-2020 he starts his club : leorieswijk.club a non profit service to others platform for online help and or local help to others: most of the jobs I did was on werkspot in the Netherlands. On 22-09-2020 he had an appointment with the Dutch chambre of commerce # 80372325 to start his 4 hour per week, name company brand for VAT number NL003429893B25. In oct 2020 he proposed a 32 hour workweek for CD20 with 3 year work guaranty for the coming 3 years, this ended 01-12-2023. In total his STO company lasted for 6 weeks working for others, for 10 euro minimum Extra hobby income and do good for others (this was not compatible with a day job).