RaceMaster98 has over 450 users many of which are listed below:

Air Products,  BAE SYSTEMS,  Bass PLC,  CES Holdings Limited,  Cobham Hall,  George & Harding Construction Ltd,  Kodak Ltd,  Michelmores Solicitors,  Nationwide Personnel,  Nestle Rowntree AC,  Polaroid UK Limited,  Royal Lancaster Hotel,  Royal Mail (Northampton),  The Derbyshire,  The Garburn Group,  The Pheasant Inn,  Action Heart,  Anglesey Central Lions Club,  Bedford Lions Club,  Biddenham Sue Ryder Support Group,  Blackmore Vale Lions Club,  Bracknell Samaritans,  British Heart Foundation,  Caterham, Oxted & Godstone Lions Club,  Croydon Colorectal Cancer Charity,  Fairford Festival,  Hastings Lions Club,  Heart of the Glens Community Festival,  Leatherhead Samaritans,  Lions Club of Pertersfield,  Medicine & Chernobyl,  Mersea Lions,  Motability,  National Trust - Castle Drogo,  Newick Sports Pavilion,  Pulse Race (BHF),  Ripon Cathedral Development Campaign,  Rotary Club of Epping,  Rothley & Soar Valley Lions Club,  Stafford District General Hospital,  The Hospital Heartbeat Appeal,  The National Trust,  Ty Hafan Children's Hospice,  26.2 RRC,  Abergele Harriers,  Abingdon Amblers,  Alchester Running Club,  Alderney Running Club,  Aldridge RC,  Alnwick Harriers,  Alton Joggers,  Ampthill Flitwick Flyers,  Arena 80 AC,  Arran Runners,  Ashford Athletics Club,  Asken RC,  Avenue New Road,  AXA Athletic Club,  Axe Valley Runners,  Ayr Seaforth AAC,  Ballymena Runners,  Banbury Harriers AC,  Barking Road Runners,  Barrow Runners,  Basingstoke & Mid Hants AC,  Bearbrook Joggers,  Bedford Harriers,  Belgrave Harriers,  Bellahouston Road Runners,  Belle Vue Racers,  Benfleet RC,  Beverley AC,  Bexley Borough AC,  Bicester AC,  Biggleswade AC,  Billingham Marsh House Harriers,  Bingley Harriers & AC,  Bishop's Stortford RC,  Bitton Road Runners,  Blandford Striders,  Blyth RC ,  Bournemouth Joggers,  Bourton Road Runners,  Bracknell Forest Runners,  Brighton & Hove City AC,  Bristol AC,  British Airways,  Bro Dysynni AC,  Bungay Black Dog Running Club,  Burton AC,  Burton Athletic Club,  Cambridge Harriers,  Canterbury Harriers,  Cheddar Running Club,  Chelmsford AC,  Cheltenham Harriers,  Chepstow Harriers,  Chiltern Harriers AC,  Chippenham Harriers,  Cirencester AC,  City of Bath Athletic Club,  City of Edinburgh,  City of Norwich AC,  Clayton-Le-Moors Harriers,  Clonmel AC,  Compton Harriers,  Crowborough Runners,  Croydon Harriers,  Dartford Harriers,  Dartford Road Runners,  Datchet Dashers,  Derby & County AC,  Diss AC,  Dorking Mole Valley AC,  Dorset Doddlers,  Dudley-Kingswinford RC,  Dursley & District AC,  Ealing, Southall & Middlesex AC,  East End Road Runners,  East Hull Harriers,  East Kilbride Amateur AC,  Elmbridge Road Runners,  Ely RC,  Epping Runners,  Epsom Allsorts,  Exmouth Harriers,  Eynsham Roadrunners,  Fairlands Valley Spartans,  Falkirk Victoria Harriers,  Farnham Runners,  Finch Coasters,  Galla Harriers,  Garden City Runners,  Garstang RC,  Giffnock North AAC,  Goring Road Runners,  Gosport Road Runners,  Grange Farm Trotters,  Gravesend Road Runners & AC,  Great Western Runners,  Guildford & Godalming AC,  Halstead Road Runners,  Handy Cross Joggers,  Harlow Running Club,  Hartlepool Burn RH & AC,  Harvel Hash House Harriers,  Hayes & Harlington Road Runners,  Haywards Heath Harriers,  Headington RR,  Hercules Wimbledon AC,  Herne Hill Harriers,  Hillingdon AC,  Hinckley RC ,  Hogweed Trotters RRC,  Holme Pierrepont Running Club,  Honiton Running Club,  Hook Norton Harriers,  Horsforth Harriers,  Horsham Joggers,  Hucknall Roadrunners,  Huddersfield RR AC,  Idle AC,  Instinctive Sport Fun Runners Club,  Invicta East Kent AC,  Isle of Man Vets AC,  Islwyn RC,  Istead & Ifield Harriers,  Ivanhoe Runners,  Jersey Hash House Harriers,  Jersey Spartan AC,  JW Kilmarnoch Harriers,  Keswick AC,  Kettering Town Harriers AC,  Kidderminster and Stourport AC,  Kidderminster Runnng Club,  Kilbarachan AAC,  Kirkstall Harriers,  Knavesmire Harriers,  Langport Runners,  Law & District AAC,  Ledbury & District Harriers,  Leighton Buzzard AC,  Lewes AC,  Lingfield Running Club,  Linlithgow AC,  Littledown Harriers,  Lochaber AC,  Loftus AC,  Long Eaton RC,  Maidenhead AC,  Maidstone Harriers,  Mallow Athletic Club,  Malta A.A.A.,  Manchester Frontrunners,  Manchester YMCA Harriers,  March Braza AC,  Marlow Striders,  Matlock AC,  Metros,  Milton Arms RC,  Milton Keynes AC,  Minehead Running Club,  Mornington Chasers,  Naas Athletic Club,  Nailsea Running Club,  New Eltham Joggers,  New Forest Runners,  New Marske Harriers,  Newport Harriers,  Newquay RR / Stickers FC,  North Derbyshire Running Club,  North Devon Road Runners,  North Herts Road Runners,  North Norfolk Beach Runners,  North Wales Road Runners Club,  Northampton Pheonix,  Norwich Road Runners,  Notfast Running Club,  Notfast Running Club,  Oldham & Royton Harriers,  Overton Harriers & AC,  Paddock Wood AC,  Pegasus AC - Coleraine,  Pitsea RRC,  Plymouth Harriers,  Pontypridd Roadents AC,  Poole Runners,  Portsmouth Joggers Club,  Prestatyn RC,  Ramsey Road Runners,  Ranby Prison Running Club,  Ranelagh Harriers,  Reading Roadrunners,  Redhill Road Runners,  Reigate Priory AC,  Retford AC,  Ribble Valley BC,  Ripon Runners,  Riverside Runners,  Rochdale Harriers & AC,  Romsey Road Runners,  Rothewell & District Harriers,  Royston Runners,  Rugby & District AC,  Rushcliffe Athletics Club,  Ryston Runners AC,  San Domenico RRC,  Scarborough AC,  Seaford Striders,  Selby Striders,  Selsey Runners,  Shelton Striders,  Shettleston Harriers,  Sidmouth Running Club,  Sittingbourne Striders,  Sleaford Striders,  Somer AC,  South Cheshire Harriers,  South Devon AC,  South London Harriers,  South Molton Strugglers,  South West Road Runners,  South West Vets AC,  Southport Waterloo AC,  Spectrum Striders RC,  Springwell Running Club,  Staffordshire Morelands,  Stamford Striders,  Stanwick Millennium,  Steel City Striders,  Stourbridge Running Club,  Stroud & District AC,  Sutton & District AC,  Sutton Runners,  Swanley & District AC,  Swanmore Secondary School,  Tadcaster Harriers,  Tadworth AC,  Tamar Trotters,  Tattenhall Runners,  Tavistock AC,  Teignbridge Trotters,  Telford Harriers,  Thame Runners,  Thanet Roadrunners AC,  Thrift Green Trotters,  Tipperary AAI,  Tipton Harriers,  Totley AC,  Trentham Running Club,  Tring RC,  Troon Tortoises AC,  Truro RC,  Tullamore Harriers,  Tunbridge Wells Harriers,  Tynedale Harriers,  Vale of Aylesbury AC,  Vestall Vergins,  Victory AC,  Wadhurst Runners,  Wargrave Runners,  Warminster Running Club,  Waterford Athletic Club,  Watford Harriers,  Wellingborough AC,  Wells City Harriers,  West 4 Harriers,  West Cheshire AC,  West Waterford AC,  Westend Runners,  Weston Athletic Club,  Weymouth St. Pauls Harriers & AC,  Wimborne Athletic Club,  Winchester & District AC,  Witney Roadrunners,  Wolds Vets RC,  Womans' Running Network,  Worksop Harriers AC,  Worthing & District Harriers,  Wye Valley Runners,  Wymondham Athletic Club,  YMCA Grimsby,  American Community School Ltd,  Ash School,  Atlantic College,  Boughton School PTA,  City of Wolverhampton College,  Cranfield University,  Crossdale Drive Primary School,  Fife Institute,  Friends of Olveston School,  Giggleswick School,  Hill West PTA,  Mascalls School,  Princethorpe College,  Sports Development Campden Institute,  University of Bath,  University of Bath (Sports Training Village),  University of Staffordshire,  West Lothian College,  Wray Institute,  AAA of England,  Athletic Association of Wales,  Cambridgeshire Athletics Association,  Limerick Athletics Board,  Scottish Athletics Federation,  SWAA,  Warwickshire County AA,  Aberdeen City Council,  Basingstoke Sports Centre,  Bracknell Forest Borough Council,  Burnley Fire Station,  Flintshire County Council,  Fordingbridge Fire Station,  Greenwich Leisure & Sport Services,  Hastings Borough Council,  Highland Council,  Larkfield Leisure Centre,  London Borough of Sutton,  Manchester City Council,  North Ayrshire Council,  North Lanarkshire Council,  Perth & Kinross Council,  Slough Borough Council,  Southwark Promotions Unit,  Strathlcyde Fire Brigade S&A Assoc.,  Uist & Barra Sports Council,  Western Isles Islands Council,  Army School of Physical Training,  DML Sports & Social Club,  Hunting Aviation Ltd,  RAF Athletics Assoc.,  RAF Honington,  RAF Lyneham,  RAF Odiham,  RAF Saxa Vord,  Royal Engineers Running Club,  Royal Military College of Science,  SIF Sports,  Brent Police,  Greater Manchester Police,  Met Police AC,  Strathclyde Police Recreation Association,  Aberdour Donkey Brae Run,  Absolute Events,  Adidas (UK) Ltd,  All Terrain Events,  Ballycotton Running Promotions,  Barns Green Half Marathon,  Beirut Marathon Association,  Belgrave Sports Promotions Limited,  Brant Road Fun Run,  Bridport & Westbay 10K,  British Quadrathlon Association,  Cabbage Patch 10,  CanDoIt Events,  Cape Wrath Challenges,  Castle Vale Road Races,  Concept Sports,  Coniston 14 Run,  DLR Road Race,  Doncaster Road Races,  Footpower Events Limited,  Gladwin Associates,  Grass Roots Events,  Great Baddow Charity Races,  Great West Run,  Hindu Marathon,  Keytech Support Ltd,  LEA Sport & Leisure,  Leicestershire Road Running League,  Little Kingshill Absolute Events,  Loch Rannoch Marathon Committee,  MABAC,  MABAC Fun Run League,  Manx Mountain Marathon Organisation,  Matrix Events Limited,  New Forest Marathon Assoc.,  Raven Fitness Ltd,  Running High Ltd,  Saudi Aramco,  Seven Pools Run,  The Barrathon Committee,  The London Marathon Limited,  Tough Guy,  Tough Ten Challenges,  Walcott Run,  West Yorks X-C League,  Xmas 10K / March Hare 20,  Athletics Weekly (Pursuit Publishing Ltd),  Newsquest (Oxfordshire) Limited,  Rodale Press Ltd.,  Simply Italian Ltd,  Smart Print Publishing,  Mid Lancs X-C league,  St Mary's School,  Stowe School,  TASIS England American School,  1st Arundel Scout Group,  7th Dronfield Scout Group,  Aldridge Manor House Youth & Comm. Assoc.,  Woodley Scouts,  Aldbourne Dabchicks RFC,  Bowline Climbing Club,  Chris Lane Family Leisure Club,  Hara Karate Academy,  North Wilts Leisure Ltd,