Claude in 1898 became watchmaker and jeweller/apprentice under Christopher Rowland at Opunake and other brothers Rowley and Elliot learnt their trade also from him (after the death of their father Samuel, Christopher became their step-father)

Claude became the Senior Partner and Manager of the firm of Prosser Brothers,

In 1903 he took over the business in conjunction with his brother "Prosser Brothers" (Claude Thomas Prosser as Senior partner and Rowley Tidd Prosser), Watchmakers and Jewellers, Main Street, Opunake. Their business involving largely import ing, and undertaking repairs of all kinds. They also owned considerable property in Opunake.  Claude was a member of the Opunake Mounted Rifles, and of the Opunake Coursing Club.

In 1911 - Prosser Bros. Estate Agent, 167 Queen St, Auckland; Lived Hobsen St, Ak

1913 - Prosser Bros. Watchmakers and Jewellers Hobson St. Auckland also at the Strand, Tauranga

1915 - BOP TIMES 15 May 1915 - Dissolution of watchmaker/jewellers partnership . The new owner was A E Innes who purchased the business on the Strand ( Elliot became an employee of the BOP TIMES 11 Aug 1915

DISSOLUTION OF PARTNERSHIP, notice is hereby given that the JL* Partnership here-to-fore subsisting between us the undersigned Claude Thomas Prosser and Elliot York Prosser as Watchmakers and Jewellers at Tauranga under the style of Prosser Bros.has been dissolved as from this date by mutual conscnt. The business will be carried on by the said Claude Thomas Prosser alone, who will receive all moneys owing to and discharge all liabilities entered into by the late firm. Dated at Taurauga this 13th day of May, 1915. ' CLAUDE THOMAS PROSSER, ELLIOT YORK PROSSER

Repairs to Watches, Clocks, Jeweller £ Spectacles, Barometers, Gramophones, Umbrellas, Walking sticks, Musical repeating and all kinds of complicated Watches and Clocks repaired on the premises. C. T Prosser, Watchmaker and Jeweller, next Star Hotel, Tauranga.

1917 NZ Gazette Entries Name PROSSER Claude Thomas Date 1917 Place Tauranga - Occupation Land Agent Source NZ Gazette 1917 Page 771

Claude married ALICE DOROTHY ROWE 28 Aug 1918 in Registry Office, Rotorua. She was born 11 Dec 1868 in Tasmania, and a widow, died 24 Jan 1946 at Dargaville.

1920 - Land agent, Devonport Road, Tauranga, Bay of Plenty

1920 BOP TIMES 28 Jan 1920: C T Prosser has erected Tauranga's first neon sign over his agency offices on Devonport Rd 1925 Probate - Land Agent Tauranga NZ Probates Name PROSSER Claude Thomas Place Opunake Occupation Land Agent Court Wellington Archives Reference AAOM 6030 4587 Probate Number 4587 Filed Date 17 Oct 1941 Type Intestate (Letters of Administration)

Claude Thomas Prosser was 60 Years when he died - Date of burial 30 Aug 1941 was at Porirua Cemetery; 32 Kenepuru Drive, Location Public Non-Conformis O Plot 07