| 🥇 | PIZZAEXPRESS MERCHANDISING LIMITED | 100Excellent | #4 | New | Lifestyle And Entertainment |
| 🥈 | VIRGO HEALTH PR LIMITED | 100Excellent | #13 | New | Professional Services |
| 🥉 | RSA ACCIDENT REPAIRS LIMITED | 100Excellent | #19 | New | Travel And Transportation |
| #4 | REILLY JDM HOLDINGS LIMITED | 100Excellent | #20 | New | — |
| #5 | CADENCE INNOVA LTD | 100Excellent | #22 | New | — |
| #6 | SANTANDER CONSUMER (UK) PLC | 100Excellent | #35 | New | Financial Services |
| #7 | CASTROL LIMITED | 100Excellent | #38 | New | — |
| #8 | HIGHWAY INSURANCE COMPANY LIMITED | 100Excellent | #48 | New | Financial Services |
| #9 | INNOTECH ADVISERS LIMITED | 100Excellent | #49 | New | — |
| #10 | ID MEDICAL GROUP LIMITED | 100Excellent | #59 | New | Professional Services |
| #11 | LIVERPOOL VICTORIA INSURANCE COMPANY LIMITED | 100Excellent | #66 | New | Financial Services |
| #12 | DENPLAN LIMITED | 100Excellent | #67 | New | Healthcare And Wellbeing |
| #13 | INTERBAY ML, LTD | 100Excellent | #71 | New | Financial Services |
| #14 | SIMPLYHEALTH ACCESS | 100Excellent | #73 | New | — |
| #15 | XEROX FINANCE LIMITED | 100Excellent | #18 | New | — |
| #16 | PEAC BUSINESS FINANCE LIMITED | 100Excellent | #75 | New | Financial Services |
| #17 | DYNO-ROD LIMITED | 100Excellent | #29 | New | Property |
| #18 | CENTRICA LNG UK LIMITED | 100Excellent | #33 | New | — |
| #19 | CENTRICA LNG COMPANY LIMITED | 100Excellent | #78 | New | — |
| #20 | HYUNDAI CAPITAL UK LIMITED | 100Excellent | #81 | New | Financial Services |
| #21 | TOYOTA FINANCIAL SERVICES (UK) PLC | 100Excellent | #82 | New | Financial Services |
| #22 | FARINGDON ACADEMY OF SCHOOLS | 99Excellent | #115 | New | Education |
| #23 | SPRINGPOINT UK LIMITED | 99Excellent | #134 | New | — |
| #24 | MICHAEL PAGE INTERNATIONAL RECRUITMENT LIMITED | 99Excellent | #138 | New | Professional Services |
| #25 | SMARTESTENERGY BUSINESS LIMITED | 99Excellent | #140 | New | — |
| #26 | ELWA LIMITED | 99Excellent | #135 | New | — |
| #27 | CENTRICA ENERGY LIMITED | 99Excellent | #151 | New | — |
| #28 | EXXONMOBIL GAS MARKETING EUROPE LIMITED | 99Excellent | #157 | New | Property |
| #29 | EPA TRUST | 98Excellent | #169 | New | — |
| #30 | A-PLAN HOLDINGS | 98Excellent | #168 | New | Financial Services |
| #31 | ROKOS CAPITAL MANAGEMENT LLP | 98Excellent | #174 | New | — |
| #32 | GATTACA PLC | 98Excellent | #186 | New | — |
| #33 | HALSION HOLDINGS LIMITED | 98Excellent | #187 | New | Property |
| #34 | ALLEGIS GROUP LIMITED | 98Excellent | #189 | New | Professional Services |
| #35 | PRAX PETROLEUM LIMITED | 98Excellent | #195 | New | Property |
| #36 | F.M. INSURANCE COMPANY LIMITED | 98Excellent | #196 | New | Financial Services |
| #37 | XERO (UK) LIMITED | 98Excellent | #203 | New | Financial Services |
| #38 | BOURNE EDUCATION TRUST | 98Excellent | #205 | New | Education |
| #39 | HOLIDAY EXTRAS LIMITED | 98Excellent | #210 | New | — |
| #40 | AUTOMOBILE ASSOCIATION DEVELOPMENTS LIMITED | 98Excellent | #217 | New | Financial Services |
| #41 | ESSO EXPLORATION AND PRODUCTION UK LIMITED | 98Excellent | #222 | New | Property |
| #42 | TESCO UNDERWRITING LIMITED | 98Excellent | #223 | New | Financial Services |
| #43 | RENESAS ELECTRONICS OPERATIONS SERVICES LIMITED | 98Excellent | #225 | New | — |
| #44 | SK HYNIX UK LIMITED | 97Excellent | #230 | New | — |
| #45 | RANK GROUP GAMING DIVISION LIMITED | 97Excellent | #276 | New | — |
| #46 | CROSS LONDON TRAINS LIMITED | 97Excellent | #277 | New | — |
| #47 | RMET | 97Excellent | #241 | New | Education |
| #48 | INEOS ENERGY TRADING LIMITED | 97Excellent | #281 | New | — |
| #49 | TOTALENERGIES GAS & POWER LIMITED | 97Excellent | #279 | New | Property |
| #50 | PHYLLIS TUCKWELL MEMORIAL HOSPICE LIMITED | 97Excellent | #293 | New | Healthcare And Wellbeing |
| #51 | MHS HOMES LIMITED | 97Excellent | #291 | New | — |
| #52 | OPHIR ENERGY LIMITED | 97Excellent | #302 | New | Property |
| #53 | JUNIPER NETWORKS (UK) LIMITED | 97Excellent | #303 | New | — |
| #54 | BP OIL UK LIMITED | 97Excellent | #311 | New | Property |
| #55 | INTERCONTINENTAL HOTELS GROUP SERVICES COMPANY | 96Excellent | #317 | New | Travel And Transportation |
| #56 | BREVAN HOWARD ASSET MANAGEMENT LLP | 96Excellent | #331 | New | — |
| #57 | VOSTOCHNAYA TECHNICA UK LIMITED | 96Excellent | #330 | New | — |
| #58 | THAME PARTNERSHIP ACADEMY TRUST | 96Excellent | #338 | New | — |
| #59 | AA LIMITED | 96Excellent | #344 | New | Financial Services |
| #60 | COMPASS ACADEMY TRUST | 96Excellent | #348 | New | — |
| #61 | HARVEST ENERGY LIMITED | 96Excellent | #353 | New | Property |
| #62 | FIREBOLT RB HOLDINGS LIMITED | 96Excellent | #366 | New | — |
| #63 | UNUM LIMITED | 96Excellent | #369 | New | Financial Services |
| #64 | RIVERSTONE MANAGEMENT LIMITED | 96Excellent | #370 | New | Professional Services |
| #65 | GUIDE DOGS FOR THE BLIND ASSOCIATION(THE) | 96Excellent | #374 | New | — |
| #66 | SIMPLYHEALTH PEOPLE LIMITED | 95Excellent | #384 | New | — |
| #67 | LV INSURANCE MANAGEMENT LIMITED | 95Excellent | #357 | New | Financial Services |
| #68 | LIVERPOOL VICTORIA GENERAL INSURANCE GROUP LIMITED | 95Excellent | #390 | New | Financial Services |
| #69 | UNUM EUROPEAN HOLDING COMPANY LIMITED | 95Excellent | #389 | New | — |
| #70 | FIRST RATE EXCHANGE SERVICES LIMITED | 95Excellent | #397 | New | — |
| #71 | ONESAVINGS BANK PLC | 95Excellent | #398 | New | Financial Services |
| #72 | THE AGRICULTURAL MORTGAGE CORPORATION PLC | 95Excellent | #402 | New | Financial Services |
| #73 | P A CROCKER LIMITED | 95Excellent | #400 | New | Lifestyle And Entertainment |
| #74 | GUILDFORD EDUCATION PARTNERSHIP | 95Excellent | #403 | New | Education |
| #75 | BRITISH GAS TRADING LIMITED | 95Excellent | #406 | New | Property |
| #76 | KENTUCKY FRIED CHICKEN (GREAT BRITAIN) LIMITED | 95Excellent | #411 | New | Lifestyle And Entertainment |
| #77 | VITERRA UK LTD. | 95Excellent | #412 | New | — |
| #78 | INTERSURGICAL LIMITED | 95Excellent | #424 | New | Life Sciences And Medical Technology |
| #79 | LEARNING PARTNERS ACADEMY TRUST | 95Excellent | #422 | New | Education |
| #80 | KL VENTURES LIMITED | 95Excellent | #428 | New | Lifestyle And Entertainment |
| #81 | HONDA FINANCE EUROPE PLC | 95Excellent | #429 | New | — |
| #82 | CANON MEDICAL SYSTEMS LIMITED | 95Excellent | #430 | New | Life Sciences And Medical Technology |
| #83 | BEN-MOTOR AND ALLIED TRADES BENEVOLENT FUND | 95Excellent | #432 | New | Healthcare And Wellbeing |
| #84 | CENTRICA ENERGY MARKETING LIMITED | 95Excellent | #408 | New | Property |
| #85 | COMMVAULT SYSTEMS LIMITED | 95Excellent | #443 | New | Software |
| #86 | MAZDA MOTORS UK LIMITED | 94Excellent | #447 | New | — |
| #87 | BAE SYSTEMS MARINE LIMITED | 94Excellent | #451 | New | Travel And Transportation |
| #88 | BP GAS MARKETING LIMITED | 94Excellent | #460 | New | Property |
| #89 | AUDLEY TRAVEL GROUP LIMITED | 94Excellent | #465 | New | Travel And Transportation |
| #90 | NORTHUMBERLAND ENERGY RECOVERY LTD | 94Excellent | #484 | New | Environment |
| #91 | LPSO LIMITED | 94Excellent | #475 | New | — |
| #92 | MARTIN-BAKER AIRCRAFT COMPANY LIMITED | 94Excellent | #503 | New | Travel And Transportation |
| #93 | BARFOOTS OF BOTLEY LIMITED | 94Excellent | #504 | New | Environment |
| #94 | LIQUID FRIDAY LIMITED | 93Excellent | #492 | New | — |
| #95 | LEIGH ACADEMIES TRUST | 93Excellent | #528 | New | Education |
| #96 | ICON CLINICAL RESEARCH (U.K.) LIMITED | 93Excellent | #534 | New | — |
| #97 | EQUINITI LIMITED | 93Excellent | #544 | New | Financial Services |
| #98 | ST GEORGE BLACKFRIARS LIMITED | 93Excellent | #549 | New | — |
| #99 | DIRECT WINES LIMITED | 93Excellent | #551 | New | Lifestyle And Entertainment |
| #100 | WORLD OF BOOKS GROUP LTD | 93Excellent | #558 | New | — |
