| I & N Supplies - Hairdressing and other beauty treatment |
| I & N Tanning Studio - Hairdressing and other beauty treatment |
| I B P Conex - Casting of iron |
| I B Thomson - Catering |
| I D S Robertson - Dental practice activities |
| I G F Interiors Ltd - Other business activities not elsewhere classified |
| I G Net - Other computer related activities |
| I O Jarvis - Other human health activities |
| Iain More Associates Ltd - Social work activities without accommodation |
| Ian D Chalmers - Dental practice activities |
| Ian Davidson & Co - Legal activities |
| Ian Dickinson - Dental practice activities |
| Ian M Cooper - Dental practice activities |
| Ian McLaren - Joinery installation |
| Ian Mortimer - Other manufacturing not elsewhere classified |
| Ian W Sturrock & Sons Ltd - Joinery installation |
| Imagineering - Hardware consultancy |
| Imatg Marketing - Business and management consultancy activities |
| Im-form Ltd - Business and management consultancy activities |
| Imo Car Wash - Maintenance and repair of motor vehicles |
| Imperial - Other service activities not elsewhere classified |
| In Scotland Magazine - Publishing of newspapers |
| Incredible Roll Inn - Catering |
| Independent Mobile Phone Consultants - Telecommunications |
| Index The Catalogue Shop - Retail sale via mail order houses |
| Indigo House - Other retail sale in non-specialised stores |
| Indigo Imagination Ltd - Reproduction of computer media |
| Informit Systems Ltd - Software consultancy and supply |
| Initial City Link - Freight transport by road |
| Initial Cleaning Services - Manufacture of office machinery |
| Ink Animations - Advertising |
| Insights Learning & Development Ltd - Adult and other education not elsewhere classified |
| Instep Communities - Adult and other education not elsewhere classified |
| Instep Group - Adult and other education not elsewhere classified |
| Instep Initiative Ltd - Adult and other education not elsewhere classified |
| Instep Initiatives - Adult and other education not elsewhere classified |
| Instep Initiatives Ltd - Adult and other education not elsewhere classified |
| Institute of Revenues Rating & Valuation - Activities of professional organisations |
| Internacionale - Retail sale of clothing |
| International Water Law Reseach Institute - Higher education |
| Interscot Transport Ltd - Other supporting land transport activities |
| Invalid Services - Other human health activities |
| Inveraldie Inn - Bar |
| Inveraldie Properties PLC - Development and selling of real estate |
| Invergarth - Hotels and motels, with restaurant |
| Invergowire Dental Practice - Dental practice activities |
| Invergowrie - National post activities |
| Invergowrie Bowling Club - Operation of sports arenas and stadiums |
| Invergowrie Inn - Bar |
| Invergowrie Primary School - General secondary education |
| Invermark House - Hotels and motels, with restaurant |
| IPG Imports Ltd - Advertising |
| Imo Car Wash - Automatic Car Wash Operators |
| Imo Car Wash - Automatic Car Wash Operators |
| Insights Learning & Development Ltd - Technical Colleges |
| Information Technology Services - Information Technology Services |
| Invergowire Dental Practice - Dental Clinic |
| Ian D S Robertson - Dentist |
| Ian Dickinson - Dentist |
| I G Dickinson Dental Surgery - Dentists Office |
| I E G & J Mcintosh - Chemists |
| It Distribution - Computer Wholesalers |
| Icon Electrical Testing Services Ltd - Electrical Work Contractors |
| Industrial Tribunals - Government Department |
| Inverblair Ltd - Dormant Company 100% |
| Invergarth - Bed And Breakfast Inn |
| Ian Davidson & Co - Solicitors |
| I G F Interiors Ltd - Retailers Of Kitchen And Bedroom |
| I B Thomson Catering Supplies - Wholesale Catering Supplies |
| Irvine Engraving Co - Engraving |
| Image First - Film Distributors Not Television |
| Invergowrie Motors - New And Used Vehicle Dealers And Repairers |
| Imperial Cancer Research Fund - Medical Research Organisation |
| Ian O Jarvis - Optometrist |
| It - Designer And Manufacturer Of Ladies Knitwear |
| I K O Plc - Paint Varnish & Allied Product Mfrs |
| Indos - Eating Establishments |
| Istanbulie Kebab House - Takeaway Food Shop |
| Imperial Cancer Research Fund - Charity Shop |
| Ics2 Ltd - Cable Manufacturers |
| Interscot Transport Ltd - Haulage Contractors |
| Ian Roy Master Painter & Decorator - Painter |
| Ian Roy Master Painter & Decorator - Painter |
| Innate Bridals - Bridal Shop |
| INVICTA Access - Contractor |