Rank Company Location Year end % annual profit growth Latest profits £000 Latest sales £000 Staff Comment
1 The Hut GroupOnline retailer Northwich Dec 14 216.58% *15,959 *248,000 1,049 Private equity firm KKR paid £100m for a 20% stake in the group last year
2 moneyPrice comparison website Gloucestershire Oct 13 148.60% 10,724 16,365 20 Chris Morling taught himself to code websites in order to start the business
3 SkyscannerTravel search engine Edinburgh Dec 13 139.87% 17,736 65,819 377 Its app has been downloaded more than 30m times
4 Thomsons Online BenefitsEmployee benefits software developer Central London Dec 13 127.12% 8,259 36,732 336 Opened its first American office in 2013
5 Global Energy GroupEnergy services provider Inverness Mar 14 124.79% 40,670 471,840 5,102 Sold a 25% stake in the group to giant Japanese company Mitsui in 2012
6 Immediate Media CoMagazine publisher West London Mar 14 122.02% 15,826 150,596 844 Paid £24m to acquire a cycling media portfolio in July last year
7 Macdonald HumfreyTechnology systems integrator Luton Dec 13 111.32% 8,674 43,840 265 Counts most UK airports as well as Aston Martin and Rolls-Royce as customers
8 Glass Recycling UKGlass recycler Barnsley Sep 13 111.21% 6,327 20,165 60 Has 7,000 bottle banks across Britain
9 MFGFuel retailer St Albans Dec 13 105.67% 4,473 239,143 19 Acquired 228 petrol stations when it bought Murco in October
10 ChildrensalonChildrenswear retailer Tunbridge Wells Dec 14 100.35% *5,663 *28,347 140 Stocks children’s clothes from 270 brands, including Dior, Gucci and Burberry
11 Jato DynamicsMotor industry information Harrow Dec 13 98.30% 7,608 56,024 553 Provides automotive research covering 50 international markets
12 Ainscough Crane HireCrane hirer Wigan May 14 95.72% 17,530 116,202 983 Hires out more than 460 cranes from its 30 depots across Britain
13 Kirkwood HomesLuxury housebuilder Aberdeenshire Mar 14 95.08% 6,891 38,980 140 Designs and builds luxury homes in northeast Scotland
14 Tangle TeezerHair products supplier South London Mar 14 93.64% 4,286 14,413 15 Its famous fans include Victoria Beckham and Rihanna
15 Abbey Forged ProductsSteel products forger Sheffield Oct 13 90.99% 17,188 42,186 245 Has installed new forging hammers and heat-treatment furnaces
16 EndavaIT services provider Central London Jun 14 90.38% 9,927 63,913 1,415 Signed a £50m deal to help publisher Trinity Mirror shift from print to digital
17 CentekOilfield equipment manufacturer Devon Oct 13 88.56% 14,825 37,077 223 Sells 97% of its products to overseas markets, including America and the Middle East
18 Paultons ParkTheme park operator Hampshire Dec 13 85.58% 6,735 20,301 338 Its Hampshire theme park has more than 60 attractions over 140 acres
19 Krispy KremeDoughnut retailer and wholesaler Surrey Feb 14 84.49% 6,240 52,393 1,037 Its 16 varieties of doughnuts include Chocolate Dreamcake and Caramel Crunch
20 Riviera TravelTravel agency Burton-on-Trent Nov 13 82.73% 9,944 106,295 84 Its escorted holidays and cruises carried more than 100,000 passengers last year
21 The EntertainerToy retailer Buckinghamshire Feb 14 81.57% 6,843 106,771 1,197 Says it is the biggest independent toy retailer in Britain, with 98 stores
22 Peter VardyCar dealer Glasgow Dec 13 81.17% 6,476 340,740 768 Donates 10% of annual profits to charity through the Vardy Foundation
23 HuntswoodCustomer service provider Reading Sep 14 81.02% *44,027 *250,135 1,379 Handles customer complaints for banks, pension firms and insurance companies
24 Alexander Mann SolutionsRecruitment consultancy Central London Dec 13 80.70% 19,030 617,400 1,759 Provides outsourcing and consulting services to clients in more than 80 countries
25 The GymGym operator Central London Dec 14 79.30% *8,351 *45,875 157 Opened 15 new gyms last year with a further nine in the pipeline
26 Tunnock’sBiscuit and cake maker Glasgow Feb 14 78.14% 6,189 47,846 489 Was founded by Thomas Tunnock in 1890 after he paid £80 for a shop near Glasgow
27 Kebbell HomesEstate developer Watford Dec 13 77.43% 4,106 28,127 50 Is building 1,300 homes on a development south of Scarborough
28 Expro InternationalOilfield services provider Reading Mar 14 75.95% 101,642 874,923 5,823 Employs more than 5,400 people across 50 countries
29 Edwards CoachesTour operator and coach hire Pontypridd Mar 14 75.78% 3,143 32,791 402 Its fleet of 230 coaches consume £15,000 of diesel every day
30 The Trade Centre WalesCar supermarket West Glamorgan Nov 14 75.02% *5,581 *57,045 115 Plans to open a third car supermarket in Cardiff later this year
31 Equal ExpertsSoftware developer Central London Mar 14 73.21% 3,040 23,315 200 Using private sector experience to help the government with its digital strategy
32 The Edinburgh Woollen MillClothing retailer Dumfriesshire Mar 14 72.87% 70,935 551,904 10,290 Bought both Peacocks and Jane Norman out of administration
33 Story ContractingConstruction and civil engineering contractor Carlisle Mar 14 72.64% 5,505 52,404 309 Plans to recruit 40 staff this year after securing £100m of work from Network Rail
34 Taziker IndustrialIndustrial painter and scaffolder Bolton Mar 14 72.07% 10,354 54,211 525 Has an annual contract for the specialist painting of Jodrell Bank telescope
35 Addison LeeMinicab and courier services provider Central London Aug 14 71.61% 32,846 196,618 640 Its 5,000 minicabs transport more than 10m passengers each year in London
36 Silverline ToolsTool distributor Yeovil Jul 13 69.30% 4,018 31,180 139 Supplies more than 5,000 hand and power tools to 13,500 merchants and traders
37 Acorn StairliftsStairlift manufacturer West Yorkshire Sep 13 68.15% 16,664 127,114 973 An Acorn Stairlift is installed somewhere in the world every nine minutes
38 solarcenturySolar technology developer Central London Mar 14 67.48% 4,043 109,192 132 Installed 4,400 roof-mounted solar panels on Blackfriars Bridge, crossing the Thames
39 Marshall GroupEngineering and motor retail Cambridge Dec 13 66.86% 24,177 1,292,522 4,498 Is based at Cambridge airport, which it also owns and operates
40 Fine IndustriesCustom chemical manufacturer Middlesbrough Sep 13 66.67% 6,912 41,022 275 Private equity firm NorthEdge Capital backed a £53m management buyout in 2013
41 TotalstayTravel services provider North London Dec 13 66.12% †4,346 †27,778 190 Has opened regional offices in Sweden and Romania
42 IESASupply chain manager Warrington Mar 14 66.10% 3,416 142,538 300 Helps clients to manage procurement efficiently, saving some up to 40%
43 GAP GroupPlant and tool hire Glasgow Mar 14 65.93% 14,793 118,400 1,049 Opened in 26 new locations in 2014
44 Randox LaboratoriesMedical diagnostics manufacturer County Antrim Dec 13 65.31% 16,335 90,929 989 Each year 350m people are diagnosed using one of its medical instruments
45 MON Motors GroupCar dealer Cwmbran Dec 13 64.52% 4,316 258,458 626 Has 10 showrooms in South Wales and west England
46 Peter DuffyCivil engineering and utility services Wakefield May 14 62.87% 4,629 38,275 484 Maintains sewage networks for Yorkshire Water, Northumbrian and Welsh Water
47 288 GroupCoin and stamp distributor Poole Apr 14 61.99% 5,670 27,515 150 Its mainstay is stamps and coins, but it also runs a babysitting website sitters.co.uk
48 City & CountryHousebuilder Essex Mar 14 61.88% 11,646 49,550 97 Specialises in the restoration and conversion of historic and listed buildings
49 CV-LibraryOnline job site Hampshire Jun 14 60.62% *6,275 *12,522 82 Launched its Resume Library job site in America last year
50 BI Electrical ServicesElectrical services provider County Antrim Dec 13 59.99% 3,918 16,442 47 Has expanded to provide electrical engineering services in China and Saudi Arabia
51 Strata HomesHousebuilder and developer Doncaster Dec 13 59.41% 9,439 80,388 115 The government’s help-to-buy scheme has helped to kick-start growth
52 Senator InternationalOffice furniture manufacturer Lancashire Dec 13 59.38% 7,956 107,683 1,017 Has offices in Holland, Dubai and a manufacturing plant in Ohio, America
53 Oliver ValvetekSubsea valve manufacturer Cheshire Sep 14 58.13% 11,997 34,806 103 Its HQ houses a steam engine formerly owned by cult TV presenter Fred Dibnah
54 NiftyliftLift manufacturer Milton Keynes Dec 13 57.66% 3,888 62,022 283 Sells through a dealer network spanning more than 40 countries
55 LeithsConstruction materials manufacturer Aberdeen Dec 13 57.22% 5,243 67,568 530 Did the road markings for street races at the 2014 Commonwealth Games in Glasgow
56 Lovering FoodsFood distributor Surrey Mar 14 55.55% 3,026 54,629 22 Tuna from Indonesia and water chestnuts from China feature among its imports
57 L LynchPlant hirer and haulage Northwest London Feb 14 55.06% 4,083 44,204 80 Its vehicles have been used to help build the new 118km Crossrail railway line
58 G2V Recruitment GroupRecruitment consultancy Central London Mar 14 54.36% 4,909 52,531 100 Plans to open another office in America and one in the Far East
59 Principal HotelsHotel operator Harrogate Dec 13 53.89% *27,488 *160,982 3,039 Its hotel portfolio includes Hotel Russell in London and The George in Edinburgh
60 XeretecManaged print service provider Wokingham Aug 14 53.83% 4,025 46,422 207 Says it is Xerox's largest partner and provider of managed print services in Europe
61 bet365Online bookmaker Stoke-on-Trent Mar 14 53.55% 317,030 1,370,887 2,875 In 2014 it donated £105.5m to the charitable bet365 Foundation
62 CHP ConsultingIT consultancy Central London Dec 13 53.48% †11,460 †33,106 149 Has offices in Paris, Sydney and Detroit
63 Audio NetworkOnline music publisher Central London Jun 14 52.74% 5,823 15,409 81 Has a catalogue of 87,000 original music tracks and 50,000 sound effects
64 InfliteAerospace component manufacturer Stansted Mar 14 52.49% 5,135 66,819 623 Has five UK sites with 600,000 sq ft of warehousing, equivalent to 10 football stadiums
65 Clancy DocwraContractor and developer Uxbridge Mar 14 52.42% 3,773 269,527 2,040 Clients range from Transport for London, to Scottish Power and Thames Water
66 Tobermore Concrete ProductsConcrete products supplier County Londonderry Apr 14 51.27% 3,052 22,745 150 Founded more than 70 years ago as a sand and gravel business
67 Cambridge Education GroupEducational services provider Cambridge Aug 14 51.07% 8,732 90,580 1,092 Attracts students from more than 95 countries
68 Loake BrothersShoe manufacturer Kettering Feb 14 50.83% †3,763 †23,224 139 The fifth generation family shoemaker still uses the same factory it built in 1894
69 Mick GeorgeEarthworks, haulage and plant hirer St Ives May 14 49.57% 5,334 54,202 359 Has expanded from a single tipper truck in 1978 to a fleet of more than 190 vehicles
70 Dams InternationalOffice furniture maker Knowsley Sep 14 49.56% 3,650 30,070 209 Has more than 150,000 office furniture items in stock at any one time
71 Sequel Business SolutionsInsurance software Central London Jun 14 49.35% *6,735 *17,935 114 Private equity house HgCapital invested last year to accelerate software development
72 ANS GroupHosting services provider Manchester Mar 14 48.86% 4,245 47,298 164 Was listed on the stock market from 2000 to 2011, when it was taken private again
73 GatenbySandersonExecutive recruiter West Yorkshire Dec 13 48.79% 3,300 24,494 65 Says it places 40% of all permanent and interim executives into central government
74 Universal MeatsMeat distributor Kent Mar 14 48.77% 5,280 121,721 18 Imports its meat predominantly from the Continent, South America and the Far East
75 Blaze SignsRetail sign manufacturer Kent Mar 14 48.45% 4,664 31,284 286 Used 52 tonnes of steelwork to make signs for the Olympic Park for 2012 games
76 PDG HelicoptersHelicopter fleet operator Inverness Sep 14 48.35% 3,570 15,620 88 Registers 10,000 hours of flight time every year from its four UK bases
77 GemporiaHome shopping jewellery retailer Worcestershire Mar 14 48.26% 3,214 99,592 579 The co-founders starred in an ITV documentary about the business, shown last year
78 Callcredit Information GroupConsumer data analyst Leeds Dec 13 47.78% 26,117 125,764 1,044 Private equity firm GTCR paid a reported £480m to acquire the group last year
79 Design BridgeBrand design agency Central London Dec 13 47.48% 3,377 35,447 350 Has 350 staff speaking 30 languages in London, Amsterdam, Singapore and New York
80 Zaha HadidArchitect Central London Apr 14 47.37% 5,852 47,570 418 The Middle East is this architectural practice's biggest market
81 Victoria plumOnline bath equipment retailer Hull Feb 14 47.21% 12,027 53,785 100 Private equity firm TPG Capital backed a £200m buyout in April last year
82 Brompton BicycleBicycle manufacturer West London Mar 14 47.02% 3,457 27,198 200 Operates a bike hire scheme, with 40 docking stations in 20 UK cities
83 FloPlastPlastic materials manufacturer Kent Dec 13 46.64% 4,163 49,959 185 Distributes its plastic building and plumbing systems to more than 25 countries
84 UKFastInternet hosting provider Manchester Dec 14 46.33% *11,000 *28,900 200 Its customers include Kellogg’s and UKTV
85 XLN Business ServicesBusiness services provider Central London Mar 14 46.21% 12,760 63,778 254 Last year, private equity firm Blackstone backed a secondary buyout worth £150m
86 GT GroupPrecision engineer County Durham Oct 13 46.13% 5,103 33,976 266 Sells to more than 50 countries
87 Story HomesHousebuilder Carlisle Mar 14 45.74% 6,277 47,891 141 The housebuilder completed 251 properties last year, up 67% on 2013
88 Leisure Pass GroupTourism smartcard developer Central London Dec 14 45.47% *14,930 *61,602 16 2m visitors have used this firm's smartcards to get into 60 attractions in London
89 Advanced InsulationInsulation products manufacturer Gloucester Sep 14 45.26% 9,040 43,998 228 Private equity firm Growth Capital Partners acquired a minority stake last year
90 Alliance MedicalDiagnostic imaging services Warwick Mar 14 45.23% *24,200 *210,200 1,417 Claims to operate the largest fleet of mobile medical scanners in Britain
91 Nimax TheatresTheatre management Central London Sep 13 45.09% 5,574 16,434 251 Paid £21m in 2012 to acquire London’s Palace theatre from Andrew Lloyd Webber
92 Control RisksRisk management consultancy Central London Mar 14 44.88% 21,770 218,237 2,544 Is experiencing strong demand for its services in Iraq
93 CaptecSpecialist computer manufacturer Hampshire Dec 13 44.86% 4,061 16,106 77 Has said it plans to list on the stock market by 2018
94 Osprey MaritimeMaritime freight transporter Bristol Mar 14 44.42% 3,505 14,745 23 Clients include Siemens and GE Energy
95 The White CompanyHome accessories retailer West London Mar 14 44.37% 6,505 143,780 1,113 Opened nine new stores and its American website last year
96 CALA GroupBuilder Edinburgh Jun 14 44.28% 37,754 285,438 642 Expects to treble pre-acquisition 2014 sales of £236m by 2016
97 Nexus IndustriesElectrical products manufacturer Telford Dec 14 44.12% *7,909 *82,260 1,536 Manufactures all electrical products at its factory in China
98 Alexander DennisBus and coach manufacturer Falkirk Dec 13 43.98% 29,013 541,082 2,464 Is opening a factory in Ontario after winning a deal to supply 250 buses to the area
99 ThwaitesDumper truck manufacturer Leamington Spa Aug 13 42.85% 3,970 35,552 154 Makes articulated dumper trucks capable of carrying up to 10 tonnes
100 ReynoldsFood distributor Hertfordshire Dec 13 42.54% 3,009 178,512 694 Delivers more than 3,000 orders every day to restaurants, pubs and hotels in Britain