| Company | Category | Area | Address | Web | E-mail | Contact person |
| HARRISON COUNTY WORK CTR | Government Offices-County | Mississippi | 10085 1ST AVE W, DIBERVILLE, Harrison, Mississippi, 39540-4909, USA |
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Greg Broussard |
| HARRISON COUNTY YOUTH COURT | Court | Mississippi | PO BOX 7017, GULFPORT, Harrison, Mississippi, 39506-7017, USA |
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Freda College |
| HARRISON COUNTY ZONING | County Government-Urban Planni | Mississippi | 842 COMMERCE ST, GULFPORT, Harrison, Mississippi, 39507-3321, USA |
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Patrick Bunck |
| HARRISON COUNTY ZONING | County Government-Urban Planni | Mississippi | 15309 COMMUNITY RD # C, GULFPORT, Harrison, Mississippi, 39503-3510, USA |
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Patrick Bonck |
| HARRISON CURTIS R JR | Real Estate Agent/manager Busi | Mississippi | PO BOX 152, BILOXI, Harrison, Mississippi, 39533-0152, USA |
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Harrison Charles |
