▁the ▁col li ery ▁since ▁ 1 9 2 6 . ▁There ▁was ▁also ▁canal ▁work : ▁the ▁Mos elle ▁Canal ▁in ▁France ▁and ▁the ▁Albert ▁Canal ▁in ▁Belg ium . ▁ ▁From ▁Naz i ▁Germany ▁to ▁Re const ruction ▁Under ▁the ▁Third ▁Reich , ▁Jewish ▁members ▁of ▁the ▁Super vis ory ▁Board ▁were ▁exp elled ▁under ▁the ▁N ure m berg ▁La ws ▁in ▁ 1 9 3 5 . ▁The ▁CE O , ▁Eugen ▁V ög ler , ▁did ▁not ▁join ▁the ▁Naz i ▁party ▁until ▁ 1 9 3 7 , ▁however , ▁he ▁did ▁offer ▁his ▁services ▁to ▁the ▁Naz is ▁as ▁leader ▁of ▁the ▁" Const ruction ▁Indust ry ▁Business ▁Group " ▁and ▁took ▁a ▁position ▁in ▁the ▁Hitler ▁Youth . ▁The ▁construction ▁business ▁fl our ished ▁under ▁the ▁Four ▁year ▁plan , ▁with ▁its ▁vast ▁public ▁works ▁programme , ▁including ▁the ▁Aut ob ahn ▁network , ▁and ▁the ▁industrial ▁build - up ▁in ▁prepar ation ▁for ▁war , ▁for ▁example ▁the ▁construction ▁of ▁a ▁new ▁tr uck ▁factory ▁for ▁Op el ▁in ▁Br anden berg . ▁Ho cht ief ▁also ▁worked ▁on ▁a ▁new ▁centre ▁for ▁Naz i ▁r al lies ▁in ▁N ure m berg . ▁In ▁ 1 9 3 6 ▁it ▁moved ▁its ▁Ess en ▁headquarters ▁from ▁the ▁P fer dem ark t ▁to ▁its ▁current ▁location ▁in ▁R elling haus er ▁Straße . ▁As ▁war ▁became ▁im min ent , ▁the ▁company ▁began ▁work ▁on ▁the ▁West wall ▁def ensive ▁network . ▁During