Background
M.G.C. Koster, Jef was born in 1943 in Heerlen, The Netherlands.
M.G.C. Koster, Jef was born in 1943 in Heerlen, The Netherlands.
Amsterdam University (1969).
Worked at Koster, Claassen & Smallegange (Rotterdam) specializing in Transport Law, Maritime Law, Commercial Law, International Trade Law, Insurance Law, Arbitration Law. Admitted to the bar, 1969, Rotterdam.