Tech Track 100
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Rank Company Location Year end Annual sales rise over 3 years Latest sales £000s Staff Comment
1 Daisy CommunicationsTelecoms service provider Lancashire 2004 457.77% 9,021 72 Launched with £20,000 borrowed against founder’s home
2 iFoneWireless games publisher Manchester 2004 357.94% *3,628 24 Distributes mobile games to 100 network operators in 50 countries
3 Intelligent EnergyPower systems developer Loughborough 2004 327.09% 3,196 83 Says Boeing is using its technology for the first fuel-cell-powered flight
4 Total PDAOnline multimedia retailer Glasgow 2004 288.11% 5,912 22 Combined phone, e-mail and GPS into single device for courier firm
5 MarketpipeFinancial software developer Central London 2004 271.41% 3,239 24 Founded by City investment banker, now supplies software to 21 banks
6 GammaTelecoms network operator Newbury 2004 261.32% 72,216 121 Developed the platform behind AOL’s internet telephone service in Britain
7 BetfairOnline bookmaker West London 2004 231.00% 66,725 287 Claims to process more than 3m bets a day through its website
8 MX TelecomWireless technology developer Chiswick 2004 228.91% 24,626 14 Streams Big Brother live to 3G mobile phones for 75p a minute
9 ClearswiftSecurity software developer Berkshire 2004 215.75% 23,238 213 Claims its software helps Nato to keep its e-mails secure
10 ArgogroupTesting software developer Surrey 2004 211.26% 3,872 29 Tests mobile-phone texting and picture messaging functions for Vodafone
11 MiragoSearch software developer Hampshire 2004 199.00% 3,644 32 Says its service is used to conduct more than 500m searches a month
12 I-playMobile games developer Central London 2004 166.71% 6,206 74 Developing a mobile-phone game for 20th Century Fox’s 24 series
13 The Search WorksSearch engine advertiser Central London 2004 165.85% *5,304 40 Helps First Choice boost its keyword search ranking on the internet
14 PacketExchangeTelecoms services provider Central London 2004 152.24% 4,102 24 Offers internet services to 600 customers, including Telewest and Microsoft
15 Blue Anvil TechnologiesIT consultancy Staffordshire 2004 151.13% 5,457 100 Started in a spare room with £1,900, now services BT and T-Mobile
16 LateRoomsOnline hotel agency Manchester 2004 142.98% 4,395 116 Offers rooms in 10,000 hotels at savings of up to 75% off published rates
17 TrigoldMortgage software developer West London 2004 142.58% 4,033 84 Claims software helps 23,000 brokers find the most suitable mortgages
18 Ashton Court GroupIT consultancy Northampton 2004 140.71% 3,184 45 Customised Microsoft software for NHS trusts and Amnesty International
19 Vibrant MediaMedia software developer Central London 2004 134.31% 6,826 40 Raised £17m in July to fund expansion in America, Europe and Asia
20 Mobile StreamsMultimedia content provider Newbury 2004 126.11% 3,006 20 Sold more than 24,000 Pink Panther theme ringtones last year
21 TradingPartnersOnline commodity auctioneer Central London 2004 123.79% 3,759 32 Runs commodity auctions online for JCB and the NHS
22 Freedom2SurfInternet services provider Hertfordshire 2004 120.52% 6,686 18 Launched network of 1,300 hotspots to provide wireless internet access
23 OneBill TelecomTelecoms service provider Worthing 2004 119.65% 18,190 58 Claims it won 1,000 new business customers a week last year
24 TechmsData-management software developer West London 2004 114.85% 11,506 22 Awarded £1.3m software contract by London Borough of Hillingdon
25 SolarcenturySolar technology developer Central London 2004 113.20% 4,185 39 Provides solar power to Channel 4’s Big Brother house
26 OptosRetinal scanning developer Dunfermline 2004 112.50% 16,628 147 Son’s blindness in one eye led father to develop new eye-scanning system
27 VoiteQVoice-activated computer maker Blackpool 2004 108.65% 4,966 30 Claims its systems increased Pets at Home’s warehouse productivity 40%
28 8elTelecoms network operator Reading 2004 104.74% 3,995 33 Has raised £8m since it was started up and is planning to float
29 NewchurchData-management software developer West London 2004 104.22% 5,632 89 Combines disparate sets of NHS patient records into one electronic version
30 XALTelecoms services provider Cheshire 2004 102.29% 4,358 10 Has capacity to provide internet telephony services in 122 countries
31 Zen InternetInternet services provider Rochdale 2004 101.26% 14,186 83 Provided broadband connections to Live 8’s concert organisers
32 CheezeDigital marketing agency Ipswich 2004 99.64% 4,428 16 Handles more than 1m click-throughs a month from Google and Espotting
33 ArdentiaData-management software developer Stafford 2004 98.65% *4,433 60 Won a £9m contract last year to help reorganise NHS care records
34 Concurrent ThinkingCluster computer designer Warwick 2004 96.85% 3,069 19 Built computer capable of making 3,000 billion calculations a second
35 bet365Online bookmaker Stoke-on-Trent 2004 96.63% 446,038 724 Founder's daughter redirected betting business from high street to the web
36 Callserve CommunicationsInternet telephony provider East London 2004 96.46% *10,348 49 Software allows users to call Japan and Moscow for 2p a minute
37 Empower InteractiveWireless messaging provider Central London 2004 94.84% 5,902 51 Allows mobile-phone users to play Who Wants to be a Millionaire?
38 ClarityBlueCRM software developer Luton 2004 93.38% 15,325 72 Says it processes more than two billion customer records a month
39 AbcamOnline antibodies supplier Cambridge 2004 93.05% 6,725 36 Claims to introduce 500 new antibody products each month
40 Play.comOnline entertainment retailer Jersey 2004 91.91% 135,293 400 Says it offers the entire British catalogue of 38,000 DVDs online
41 AppSenseSoftware developer Warrington 2004 90.65% †6,021 62 Helps ensure no rogue software is installed on HP’s computers
42 Figleaves.comOnline lingerie retailer North London 2004 89.61% 12,450 127 Sells branded underwear such as Playboy in 66 countries
43 Green CathedralDigital media agency Cambridge 2004 89.55% 3,143 68 Clients range from the Eden Project to the Open University
44 Oxford DiffractionX-ray instrument developer Oxfordshire 2004 88.74% 4,110 43 Company’s x-ray technology is being used for research on Sars virus
45 epyxE-trading platform developer Coventry 2004 87.97% 5,252 59 Founded in a leaky farm building near Stratford-upon-Avon
46 FootFallPedestrian traffic monitor Solihull 2004 76.25% 5,169 54 Monitors number of shoppers in 500 shopping centres across 23 countries
47 Firebox.comOnline gadget retailer SW London 2004 72.98% 5,263 29 Invented shot-glass chess that has sold more than 5,000 sets
48 Iglu.comOnline travel agency SW London 2004 72.16% 22,099 79 Founder started firm while finishing his MBA at London Business School
49 Cramer SystemsTelecoms software developer Bath 2004 71.49% 37,376 211 Claims its technology has taken 300 man-years to develop and implement
50 MeridioData-management software developer Belfast 2004 71.16% 7,337 62 Developed software used by US government to organise electronic records
51 BigHandDictation software developer Central London 2004 69.05% 3,910 30 Says it saved law firm Campbell Hooper £400,000 in secretarial costs
52 Babel MediaGames services provider Brighton 2004 67.20% 4,886 70 Tests games in 20 languages on 10 consoles and 100 phone types
53 SoftpointLoyalty scheme operator Croydon 2004 66.62% 8,880 15 Runs online customer loyalty scheme for AOL
54 Opera TelecomMobile services provider Birmingham 2004 65.96% 86,705 70 Claims it broadcast Britain’s first interactive soap opera to mobile phones
55 Axiom SystemsTelecoms software developer Reading 2004 65.53% †6,631 45 Secured £21m backing from Geo Capital and HG Capital
56 SearchspaceFinancial software developer Central London 2004 64.43% 14,216 160 Has raised £27m from investors, including 3i and Montagu Private Equity
57 i-GRaspRecruitment software developer Harpenden 2004 63.23% 3,009 40 Recently acquired by online recruiter Step Stone for a reported £12m
58 FlytxtMobile technology provider Central London 2004 62.73% 3,671 39 Handled almost 1m donation texts during 2005 Red Nose Day campaign
59 Visual ScienceVideo games developer Dundee 2004 62.34% 3,654 79 Co-founder programmed the popular video game, Lemmings
60 MicrosulisMedical equipment developer Hampshire 2004 61.65% 3,714 94 Raised £43m to develop medical equipment using microwave energy
61 Pole Star Space ApplicationsMaritime communications provider Central London 2004 61.21% 3,098 26 Clients including P&O use software to track 8,000 ships worldwide
62 Molecular ProfilesPharmaceutical research laboratory Nottingham 2004 61.10% 3,274 16 Spun out of Nottingham University, claims to work for top 20 drugs firms
63 PrometheanEducational technology developer Blackburn 2004 61.04% *69,366 280 450,000 children in 45 countries are taught using its interactive whiteboard
64 Griffin InternetInternet service provider Derby 2004 60.11% 3,174 13 Claims to provide internet access to more than 40,000 subscribers
65 HTKTelecoms services provider Ipswich 2004 58.85% 3,342 20 Delivered speech synthesis software for the BBC’s pronunciation database
66 Traffic SupportTraffic software developer Cheshire 2004 57.85% 3,528 21 Claims software has been used to process £125m of traffic fines
67 Primelocation.comOnline property directory Central London 2004 57.39% 4,708 25 Backed by £11m investment from 200 estate agents
68 Bell MicrosystemsIT services provider Portsmouth 2004 57.18% 6,645 22 Designed system to co-ordinate complex street works for Olympic bid
69 Moneysupermarket.comFinancial website operator Wales 2004 56.79% *59,689 256 Claims website channels 14,000 credit-card and loan applications daily
70 Electronic Direct ResponseDigital marketing company Central London 2004 54.56% 3,475 11 Claims to hold details of more than 6m consumers in its databases
71 ImpartaBusiness trainer Southwest London 2004 51.69% 3,228 28 Founded by ex-McKinsey consultant with £750,000 from a business angel
72 Oakleigh ConsultingIT consultancy Manchester 2004 50.92% 8,906 55 Claims 80% of sales are derived from repeat business
73 LaganGovernment software developer Belfast 2004 50.51% 4,268 61 Belfast business claims to work for 73 British government agencies
74 ComplinetCompliance software developer SW London 2004 50.22% 5,614 132 Sells software to help banks check for terrorists and money launderers
75 Forensic AllianceForensic services provider Oxfordshire 2004 48.89% 14,099 129 Was acquired in August by LGC Group, a British competitor
76 BDP Media GroupLearning software developer Central London 2004 47.82% 3,367 31 Claims its online training courses help combat bullying in the workplace
77 ProvisDisposable contact-lens maker Glasgow 2004 47.63% 3,014 107 Says it has sold more than 70m contact lenses that block ultra-violet light
78 Astex TherapeuticsDrug developer Cambridge 2004 46.63% 3,040 103 Has raised £51m from investors, including Oxford Biosciences
79 Momondo GroupTravel search Central London 2004 46.54% 4,063 34 Says it has tripled website users to 4m a month in two years
80 aquilaheywoodFinancial software developer Surrey 2004 46.27% 20,348 196 Software administers corporate pension schemes for companies like BP
81 Tax Computer SystemsTax software developer Staines 2004 45.41% †4,410 39 System helps the likes of British Airways and Orange calculate tax returns
82 ShereTicket machine maker Guildford 2004 44.87% 4,365 55 Claims it will triple sales of its self-serve ticket machines this year to 350
83 SirocomTelecoms services provider SW London 2004 44.84% 18,599 73 Linked Abbey National's 3,000 roaming employees with head office
84 MultimapOnline map provider Central London 2004 43.62% *5,361 51 Supplies maps online to 800 clients, including Vodafone and Ford
85 Capture ProjectsData-management software developer Leeds 2004 43.57% 3,177 24 Started with a £140,000 loan from founder’s father and friends
86 Elite TelecomTelecoms services provider Lancashire 2004 43.01% 3,893 17 Vision Express and Kwik-Fit use its software to handle incoming calls
87 SingularityFinancial software developer Derry 2004 42.54% 6,745 100 Claims its systems help handle 40% of London’s securities transactions
88 ACISTransport software developer Buckinghamshire 2004 41.81% 11,014 89 Software tells passengers how long they will have to wait for a bus
89 Silver Software ConsultantsTransport software developer Wiltshire 2004 41.70% 4,183 63 Develops safety software for the new Airbus A380 super-jumbo
90 NallatechComputing systems designer Glasgow 2004 41.55% 3,277 58 Technology help PCs run 100 times faster than on standard microchips
91 Evolution StudiosVideo games developer Cheshire 2004 41.47% 3,881 62 Rally-driving video game has sold more than 4m copies in Europe
92 IXEuropeData centre provider East London 2004 41.16% 15,488 94 Says 33% of German credit-card providers use its disaster recovery system
93 QM GroupQueuing system developer Milton Keynes 2004 40.67% 6,617 30 Founder’s voice used in its ‘cashier number three, please’ queuing system
94 Centennial SoftwareTracking software developer Swindon 2004 40.20% 5,509 33 Claims its software is used in 43 countries by 2,500 customers
95 Mistral Internet GroupInternet service provider Brighton 2004 39.67% 11,193 85 Founded by windsurfer and named after northwestern Mediterranean wind
96 HypertecMemory card developer Berkshire 2004 39.28% 9,312 30 Says it has tailored memory cards for more than 5,000 computers
97 MessageLabs GroupManaged technology provider Gloucestershire 2004 39.13% 57,178 557 Manages e-mail security for ICI and the Federal Reserve Bank of New York
98 EurofficeOffice products retailer Central London 2004 39.00% 5,839 13 Plans to float on the Alternative Investment Market next year
99 Free Radical DesignVideo games developer Nottingham 2004 37.79% 4,815 68 Its Time Splitters video games have sold 3m copies
100 Azzurri CommunicationsTelecoms services provider Walsall 2004 37.61% 61,127 447 Acquired 13 companies in five years for more than £30m

* supplied by company  † annualised figure

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