Odellion  
   ROI consulting and research Company providing a comprehensive solution to identify, evaluate, and measure the financial benefits of software and information technology investments.
   http://www.odellion.com/

Omni Resources, Inc.  
   Dedicated to providing the highest quality information technology consulting services to the Midwest at rates that are highly competitive in the industry.
   http://www.omniresource.com/

Overmouse, Inc.  
   Java and C++ software development and technology solutions.
   http://www.mindspring.com/~ecrane/om/om.htm

OCS Consulting  
   Specialist IT consultancy focusing on delivering selected business solutions, technical consultancy and IT management services.
   http://www.ocs-consulting.com/

OnSphere Corporation  
   Provides e-business consulting and custom application development services to a broad range of industries with special emphasis on the pharmaceutical industry.
   http://www.onsphere.com

Omniway Solutions  
   Providing research and development services, software and systems architecture and design using high performance computers and visualization systems.
   http://www.omniwaysolutions.com

Offshore Internet Solutions  
   U.S. based third-party agency provides technical consultation, offshore sourcing, and project management of IT development outsourced to India
   http://www.offshoreIS.com

Organisation Technology Research (OTR)  
   Offers research and analysis on strategic decision-making and investment in information technology.
   http://www.otr-be.com/

One Stop Consulting Inc.  
   Offers professional services for Unix and large data center environments.
   http://www.thinkunix.com

ON2IT Consulting Pty Limited  
   Australian based global IT management services provider specialising in systems development, training and organisational improvement services and products.
   http://www.on2it.com

Obsius, Inc.  
   Specializes in systems development and maintenance. Includes services and contacts.
   http://www.obsius.com/

Objective IT  
   Providing business, IT, e-commerce, security, networking and computer strategy solutions. Includes contact information, company history and knowledge base.
   http://www.objcomputing.co.uk/

Omnicomm Limited  
   Offering IT services including web development, networks, requirement audits and training. Includes company profile and client testimonials.
   http://www.omnicomm.co.uk/

Ordino Inc.  
   Provides technology management solutions to governments and businesses. Includes current projects, FAQs and location.
   http://www.ordinoinc.com/