| H B Robinson | Hartsville | SC |
| Heat Celanese | Spartanburg | SC |
| Hercules | Spartanburg | SC |
| Hess Oil | Charleston | SC |
| H.L. Roper & Company | Laurens | SC |
| Hoechst Celanese | Rock Hill | SC |
| Hoechst Celanese | Spartanburg | SC |
| Holland Atlantic Hitch | Denmark | SC |
| Homewood Elementary School | Conway | SC |
| Huguenot Mills | Greenville | SC |
| Humble Oil & Refinery | Charleston | SC |
| Hystron Fibers | Spartanburg | SC |
| Imperial Manufacturing | Clemson | SC |
| Industrial Burners | Greenville | SC |
| Industrial Burners | Greenwood | SC |
| Industrial Burners | Pendleton | SC |
| Industrial Cotton Mills | Rock Hill | SC |
| Industrial Fire Bricks | Columbia | SC |
| Industrial Fire Bricks | Charleston | SC |
| Inman First Baptist Church | Inman | SC |
| Inman Mills | Inman | SC |
| International Paper | Georgetown | SC |
| International Paper | Greenwood | SC |
| International Paper | Greenville | SC |
| International Pipe & Ceramics | Columbia | SC |
| Issaqueena Mill | Central | SC |
| Jackson Mills | Iva | SC |
| Jackson Mills | Wellford | SC |
| JCPenney | Charleston | SC |
| Jefferies Power Plant | Moncks Corner | SC |
| Jefferies Steam Plant | Moncks Corner | SC |
| Jeffrey Manufacturing | Belton | SC |
| Jess Underground Utility | Pendleton | SC |
| Jim Rast Drywall | Florence | SC |
| Jim Rast Drywall | Conway | SC |
| Jim Rast Drywall | Greenwood | SC |
| Joanna Cotton Mills | Joanna | SC |
| Jocassee Hydroelectric Station | Salem | SC |
| Johnsonville High School | Johnsonville | SC |
| Jonesville Farmers Union Gin | Jonesville | SC |
| Jonesville Mills | Jonesville | SC |
| J.P.S. Daniel Building | Greenville | SC |
| J.P. Stevens | Great Falls | SC |
| J.P. Stevens | Baldock | SC |
| J.P. Stevens | Clemson | SC |
| J.P. Stevens | Greer | SC |
| J.P. Stevens | Walterboro | SC |
| J.P. Stevens | Whitmire | SC |
| J.P. Stevens | Greenville | SC |
| J.P. Stevens | Cheraw | SC |
