• Born: 31 Aug 1774, Waterbury CT
• Marriage (1): Anna Cook in 1795 in Waterbury CT
• Died: 5 Sep 1849

  General notes:

Silversmith and clockmaker

  Events in his life were:

• Apprenticed: Jesse Hopkins, circa 1790-1795, in Waterbury CT.
  His master's trade in buckle and button making having fallen away, he left to take up steel founding, at which he found considerable success.

• He worked in 1806-1835 as a clockmaker in Waterbury CT

• Partnership: William K. Lamson, in 1810-1813, in Waterbury CT. As LEAVENWORTH & LAMSON.

• Partnership: Corydon Stillman Sperry and Willard Spencer, in 1835-1849, in Waterbury CT. As LEAVENWORTH, SPENCER & SPERRY, manufacturing gilt, brass, and cloth buttons.

• Partnership: Green Kendrick and Benjamin Franklin Leavenworth, in 1829-1833, in Waterbury CT. As LEAVENWORTH & KENDRICK, manufacturing gilt buttons.

Mark married Anna Cook, daughter of Unknown and Unknown, in 1795 in Waterbury CT. (Anna Cook was born on 8 Mar 1778 in Waterbury CT and died on 9 Apr 1842 in Waterbury CT.)