| Jake Technologies: Paul S. Jacobs is a consultant in technologies for exploiting the internet: artificial intelligence, customer relationship management, search engines, and electronic commerce, based in Washington, DC. |
| Jaled: A vendor independent consultancy providing eBusiness and information technology services. |
| Japanese Computer Services: Services include consultancy, software development, Internet networking and system support. |
| JB Knowledge: Provider of IT consulting for small to medium sized businesses. |
| JD Warren Associates: Offers management consulting services with a foucs on business processes and information technology. |
| Jebel Consultant Group: Information technology management and consultancy services |
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