Archived - Standard Industrial Classification - Establishments (SIC-E) 1980
- 44 - Service Industries Incidental to Construction
- 441 - Project Management, Construction
- 4411 - Project Management, Construction
- 449 - Other Services Incidental to Construction
- 4491 - Land Developers
- 4499 - Other Services Incidental to Construction n.e.c.
- Date modified: