| LOCAL | UTILITIES |
| Delaware County Economic Development | American Electric Power |
| City of Delaware Economic Development | Columbia Gas |
| Delaware County Regional Planning Commission | Suburban Natural Gas |
| Delaware Area Chamber of Commerce | Spectrum |
| Community Foundation of Delaware County | WOW |
| Delaware County Convention and Visitors Bureau | AT&T |
| Delaware County District Library | Frontier |
| Frontier Spanish Language Page |
| Del-Co Water |
| Rumpke Waste |
| Rumpke Recycling |
| OUPS
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| STATE | Delaware County Regional Sewer District
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| State of Ohio |
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| Ohio Department of Development |
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| Ohio Department of Transportation |
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| Public Utilities Commission of Ohio |
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| Mid-Ohio Regional Planning Commission |
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| FEDERAL |
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| Census |
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| Cost of Living |
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