Nikolay Belotsvetov (1863-1935) – entrepreneur and editor. >>
Theodor-Ferdinand Kalep (1866 – 1913) – inventor, businessman, production organizer, worked at Riga enterprises «Lange and son», «Motor» and «Russo-Balt». >>
Yefim Kamkin (1823-1908) – merchant of the 1st Guild. Gained renown by his donations to churches. >>
Vasily Karyakin (1851 - 1913) - merchant. >>
Vasily Kudryachev (1869-1941) – entrepreneur and Head of Riga Grebenshchikov Old Believers Community. >>
Matvey Kuznetsov (1846-1911) - manufacturer, owner of the "Partnership for the production of porcelain, earthenware and majolica products". >>
Nikolay Kuznetsov (1869-1938) - manufacturer. >>
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