Cambridge Preservation Society.

• Corporate body
• 1928-

Cambridge University Botanic Garden, 1831 -

• Corporate body
• 1831 -

Cambridge University Press.

• Corporate body
• 1534-

Cambridgeshire County Council.

• Corporate body
• 1889 -

Camera Press

• Corporate body
• 1947

Carcanet Press.

• Corporate body
• 1969-

Cassell & Co Publishers.

• Corporate body
• 1848

Chatto and Windus.

• Corporate body
• 1855-

Chichester City Council, 1974 -

• Corporate body
• 1974 -

Co-operative Permanent Building Society

• Corporate body
• 1884 -1970