| Q Tech Solutions Ltd - Aberdeen Business Services Quality, Health & Safety, and Environmental Business Consultants and Trainers for SMEs. |
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| QED Sales Ltd - Huntly Manufacturing & Engineering Engineering based company mainly involved in the research and development of process equipment for the oil and industrial mineral producers. |
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| Qserv - Portlethen Manufacturing & Engineering The supply of oil and gas related well and pipeline services to the onshore and offshore market and the design and manufacture of specialised oilfield equipment. |
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| Quality Custom Cabins - Aboyne Miscellaneous |
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| Quantum Data Solutions Ltd - Peterhead IT & Communications IT supply - support - training. Network installaiton and support. HP, Epson, Asus, Sony, Microsoft, Intel, Sage, Sophos, Adobe, Toshiba |
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