| 1 | Thermohouse UK & Ireland | €74.0M | 125 | 60 |
| 2 | The Gleneagle Hotel | €57.5M | 350 | 60 |
| 3 | Industrial Enclosures by Tricel | €52.9M | 350 | 60 |
| 4 | MONEX | €21.9M | 104 | 60 |
| 5 | The Lake Hotel Killarney | €20.5M | 125 | 60 |
| 6 | The Killarney Oaks Hotel | €20.5M | 125 | 60 |
| 7 | O'Carroll Engineering | €18.9M | 125 | 60 |
| 8 | the gleneagle group | €14.2M | 350 | 60 |
| 9 | TradeKit Direct | €12.4M | 30 | 60 |
| 10 | allosales | €7.8M | 30 | 50 |
| 11 | Portable Medical Technology Ltd. (ONCOassist®) | €7.3M | 30 | 50 |
| 12 | Irish Crane and Lifting Ltd | €7.0M | 30 | 50 |
| 13 | GreenC Marine Limited | €6.8M | 5 | 50 |
| 14 | Killarney | Kenmare | Caherciveen Credit Union | €6.3M | 30 | 50 |
| 15 | Azucko-Your Financial Guru | €6.3M | 30 | 50 |
| 16 | the eviston collection | €5.1M | 125 | 50 |
| 17 | The Shire Killarney | €4.9M | 30 | 50 |
| 18 | Licensed Premises of Ireland | €4.9M | 30 | 50 |
| 19 | FRC Construction Ltd | €4.5M | 30 | 50 |
| 20 | enterprise innovation centre | €3.8M | 5 | 50 |
| 21 | BNI Killarney Chapter | €3.3M | 30 | 50 |
| 22 | Arvoia - Acquired by GlobalReach Technology 2022 | €2.8M | 30 | 50 |
| 23 | Mobacar (now known as Arvoia) | €2.8M | 30 | 50 |
| 24 | Qualia Data Sciences | €2.7M | 30 | 50 |
| 25 | Red Chair Medical | €2.6M | 30 | 50 |
| 26 | Gleneagle Arena (INEC) | €2.1M | 13 | 50 |
| 27 | The Little Yarn Company | €2.0M | 5 | 50 |
| 28 | Cavemen Clothing | €2.0M | 5 | 50 |
| 29 | Alpine Sports Ltd | €2.0M | 5 | 50 |
| 30 | the muckross wild irish spirits company ltd | €2.0M | 5 | 50 |
| 31 | Vincent Casey Life & Pensions | €1.8M | 5 | 50 |
| 32 | The Ross Killarney | €1.5M | 9 | 50 |
| 33 | RoadTrooper | €1.4M | 5 | 50 |
| 34 | ALL IRELAND TRANSPORT | €1.4M | 5 | 50 |
| 35 | Plan B Burgers | €1.2M | 5 | 50 |
| 36 | DYNE Killarney | €1.2M | 5 | 50 |
| 37 | Secret Restaurant&Bar | €1.2M | 30 | 50 |
| 38 | REC Ireland (Renewable Energy Centre) | €1.1M | 5 | 50 |
| 39 | DriverRenewables.ie | €1.1M | 5 | 50 |
| 40 | Moriarty & Murphy Accountants & Auditors | €1.1M | 30 | 50 |
| 41 | OCKT | €1.1M | 30 | 50 |
| 42 | Formdyne | €1.1M | 5 | 50 |
| 43 | Finance Control | €1.1M | 5 | 50 |
| 44 | Healy Doolan Financial Ltd | €1.1M | 5 | 50 |
| 45 | CFOTAX | €1.1M | 5 | 50 |
| 46 | Moynihan Process Engineering Ltd | €1.0M | 5 | 40 |
| 47 | boxprepped | €995K | 5 | 40 |
| 48 | Pat Falvey | €988K | 30 | 40 |
| 49 | GOTB Professional Services | €851K | 5 | 40 |
| 50 | Graphite Note | €851K | 5 | 40 |
| 51 | Elevate Weddings & Events | €821K | 5 | 40 |
| 52 | Killarney Chamber of Tourism & Commerce | €821K | 5 | 40 |
| 53 | eire golf tours | €811K | 5 | 40 |
| 54 | Southwest Surveys | €755K | 5 | 40 |
| 55 | KC Construction & Fitouts | €755K | 5 | 40 |
| 56 | Killarney Welding Ltd. | €755K | 5 | 40 |
| 57 | medidan surveyors & associates | €755K | 5 | 40 |
| 58 | mymicrocement | €755K | 5 | 40 |
| 59 | McMahon & Culloty Construction | €755K | 5 | 40 |
| 60 | Teckel-Group | €755K | 5 | 40 |
| 61 | LuKi Design | €627K | 5 | 40 |
| 62 | Fyre Flyers | €627K | 5 | 40 |
| 63 | The Social Hacker | €627K | 5 | 40 |
| 64 | Kris M Photography | €627K | 5 | 40 |
| 65 | tricel pumps ltd | €612K | 5 | 40 |
| 66 | Elite Event Management | €548K | 5 | 40 |
| 67 | Campbell Training & Mentoring | €503K | 5 | 40 |
| 68 | Intelligent Harvest | €473K | 5 | 40 |
| 69 | JMAC IT & Office Solutions, Killarney, Co. Kerry | €473K | 5 | 40 |
| 70 | TeachTech Support | €473K | 5 | 40 |
| 71 | eleven consulting | €429K | 5 | 40 |
| 72 | Dream Jobs Recruitment | €429K | 5 | 40 |
| 73 | Clearview Compliance | €372K | 5 | 40 |
| 74 | Biopest.ie | €372K | 5 | 40 |
| 75 | Cost Cutting Consultans | €353K | 1 | 40 |
| 76 | morifound bioenergy used cooking oil collection services | €353K | 5 | 40 |
| 77 | lackabane consultancy | €353K | 5 | 40 |
| 78 | Infinity Studio | €331K | 5 | 40 |
| 79 | ActiveMe Tourism and Heritage Services | €331K | 5 | 40 |
| 80 | Grandview Media | €331K | 5 | 40 |
| 81 | KTOWN Media | €331K | 5 | 40 |
| 82 | Startup Rant | €331K | 5 | 40 |
| 83 | fuchsia bell chartered accountants | €299K | 5 | 40 |
| 84 | SouthWest Counselling Centre | €269K | 30 | 40 |
| 85 | Gleneagle Conferences & Events | €219K | 2 | 40 |
| 86 | linkor baking developments | €203K | 5 | 40 |
| 87 | truedream ltd, ireland | €203K | 5 | 40 |
| 88 | luxquisite property lettings | €203K | 5 | 40 |
| 89 | O'Sullivan Lawlor & Co Accountants | €183K | 5 | 40 |
| 90 | SortMyBooks | €183K | 5 | 40 |
| 91 | BBS Bookkeeping & Accountancy | €183K | 5 | 40 |
| 92 | Professional Bookkeepers Academy | €165K | 5 | 40 |
| 93 | Decent Design | €151K | 5 | 40 |
| 94 | smart farm apps | €141K | 5 | 40 |
| 95 | bluegoatdigital marketing solutions | €141K | 5 | 40 |
| 96 | emerald mtb | €141K | 5 | 40 |
| 97 | Arwen Consulting | €136K | 5 | 40 |
| 98 | Reboot Recovery Suite | €115K | 5 | 40 |
| 99 | Discover Ireland Golf Tours | €115K | 5 | 40 |
| 100 | Edify Marketing | €108K | 5 | 40 |