George Trollope and Sons and Colls and Sons
of 5 Coleman Street, London EC
- 1778 Joseph Trollope formed George Trollope and Sons.
- 1840 Benjamin Colls formed Colls and Sons.
- 1903 The present company was formed by the uniting of these two companies and was incorporated as George Trollope and Sons and Colls and Sons Ltd. on 30 November.
- 1914 Builders, contractors, decorators and furnishers. [1]