- Eagle Systems & Services, Inc.
- EARC
- East Central University (employees, students)
- Eastern Golf Club (members)
- Eastern Shawnee Tribe of Oklahoma (members & employees)
- Eastpointe Community Church (employees, members)
- Eastside Church of Christ
- Eaton Corporation
- EC Foundation Heisman LLC
- EC Good OKC LLC
- EC Integrity LLC
- Edmond Ballers Basketball Association (members)
- Edmond Economic Development Authority LLC
- Edmond Massage by Wendy LLC
- Edmond Public Schools Athletic Department (employees, students)
- Edmond Public Schools Foundation
- Edmond Road Baptist Church (employees, members)
- Edmond School of Ballroom Dance LLC
- Edmond’s Family Dentistry
- Edwards Equipment LLC
- Eightfold Consulting LLC
- Eileen’s Colossal Cookies (S. Sooner)
- E&Js Dump & Logistics Services LLC
- El Briejay Property Management LLC
- E.L. Construction LLC
- Element Capital LLC
- Ell’s Jewelry
- Elm Pointe II Retail LLC
- Elm Pointe II Warehouse LLC
- Elm Pointe Land LLC
- Elm Pointe Office Warehouses LLC
- ELM Realty LLC
- ELS Language Center (employees)
- EMC2 Investments LLC
- Emerson High School (employees, students)
- Emiswi Ingenuities LLC
- Emmanuel Bapt Church (employees, member-OKC)
- Employer’s Resource Group
- Empowered, Inc.
- EmpowerOKC
- Emrick’s Van & Storage
- EMSCO Electric Supply Company, Inc.
- Enterprising Network Solutions LLC
- Enviro Systems, Inc.
- Equine Meadow Stables
- Equipment Technology, Inc.
- Esperanza Rea; Estate Investments LLC
- Essentially by Tiffany LLC
- Esthetics by Nik LLC
- Etched Custom Design Studio LLC
- Eureka Water Company
- E.V. Cox Construction Co.
- Everyday Nutrition Enid LLC
- Evolution Technology LLC
- Excellent Transport LLC
- Exodus 2006 LLC
- Express Employment Professionals
- Expressions of Elegance Hair Salon (employees)
- Eye to Eye Marriage Enrichment Community