* Businesses in Bold are Chamber Members
| Company | Address | Phone Number |
| H & N Plumbing & Heating * | 915 Wisconsin Ave. | 608-375-2661 |
| H & R Block | 212 W. Oak Street | 608-375-4866 |
| Hackett Construction | 1896 State Road 60 | 608-375-2407 |
| Harvester Bows, LLC * | 3461 Zinck Rd | 920-210-4532 |
| Harwood's Auto Repair | 209 E. Legrand Street | 608-375-2536 |
| Head 2 Toe * | 14913 Homer Rd Fennimore, WI 53809 |
608-822-6410 |
| Healing Hand | 1128 Wisconsin Avenue | 608-375-5380 |
| Hickory Grove Community Golf Course * | 14562 US Hwy 61 Fennimore, WI 53809 |
608-822-3314 |
| Hillside Greenhouse & Landscaping, LLC * | 15067 US Hwy. 61 S | 608-375-4202 |
| Holy Innocents Day Care Inc. | 409 E. Kansas Street | 608-375-4820 |
| Hometown Liquor Store * | 1600 Elm Street | 608-375-5105 |
| Hubl's Motel & Building Mart * | 41120 State Hwy 60 | 608-375-4277 |
* Businesses in Bold are Chamber Members