▁over ▁the ▁position ▁of ▁Chief ▁Executive ▁Officer ▁from ▁Douglas ▁Pe ac ock ▁as ▁Pe ac ock ▁transferred ▁into ▁his ▁role ▁as ▁Chair man ▁of ▁the ▁Board . ▁ ▁In ▁March ▁ 2 0 1 9 , ▁Trans dig m ▁Inc . ▁purchased ▁E ster line ▁Techn ologies ▁in ▁a ▁$ 4 ▁Bill ion ▁ac quisition . ▁ ▁Form ation ▁of ▁Trans dig m ▁Group ▁In cor por ated ▁ ▁In ▁ 2 0 0 3 , ▁Trans dig m ▁Group ▁In cor por ated ▁was ▁formed ▁by ▁War burg ▁P inc us ▁Private ▁Equ ity ▁VIII ▁to ▁ac quire ▁Trans dig m ▁In cor por ated . ▁ ▁This ▁transaction ▁material ized ▁shortly ▁after ▁Trans Te chn ology ▁Corporation ▁sold ▁Nor co , ▁Inc . ▁to ▁Mar athon ▁Power ▁Techn ologies . ▁ ▁Then , ▁in ▁ 2 0 0 4 , ▁Trans dig m ▁Group ▁proc ured ▁Av ionic ▁Inst ru ments ▁of ▁Aven el , ▁New ▁Jersey , ▁a ▁supp lier ▁of ▁special ized ▁power ▁conversion ▁devices ▁for ▁a eros pace ▁products . ▁ ▁The ▁following ▁year , ▁Trans dig m ▁Group ▁purchased ▁Sk ur ka ▁Engineering ▁of ▁Cam ar illo , ▁California , ▁a ▁manufact urer ▁and ▁distrib utor ▁of ▁elect romagnet ic ▁equipment ▁as ▁well ▁as ▁the ▁Fl uid ▁Reg ul ators ▁division ▁of ▁E ster line ▁Techn ologies , ▁who ▁manufact ures ▁flight ▁control ▁val ves ▁and ▁pressure ▁val ves . ▁ ▁In ▁June ▁ 2 0 0 6 , ▁the ▁company ▁then ▁proc ured ▁both ▁S ween