| Start - End | Name, occupation and work address |
|---|---|
| 1875 - 1886 | Coulborn, E. Rushton (of George Bennie & Co., engineers and ironfounders, Kinning Park Foundry, Great Wellington Street, off Paisley Road) |
| 1886 - 1914 | Crawford, John (of John Crawford & Co., iron merchants, 59 St. Vincent Street) |
| 1914 - 1914 | MacKenzie, T.R., general manager & secretary, Clyde Navigation Trustees, 16 Robertson StreetNext door to 4 Marchmont Terrace Next door to 6 Marchmont Terrace |