| Fibre Centre Facilities Ltd. | — | 664260 | — | Active | |
| FibreOptic Gateways Inc. | — | 509890 | — | Dissolved | |
| Fibrenew Moncton | — | 696203 | — | Active | |
| Fibrenew Saint John | — | 705875 | — | Dissolved | |
| Fibro Marine Inc. | — | 607994 | — | Dissolved | |
| Fibronova Structural Solutions Inc. | — | 763123 | — | Dissolved | |
| Fibrotic Ltd. | — | 682264 | — | Dissolved | |
| Fibrwrap Construction Services Ltd. | — | 672014 | — | Dissolved | |
| Fictorie Funeral Services Ltd. | — | 660216 | — | Active | |
| FiddlecatStudio | — | 742590 | — | Active | |
| Fiddlehead Cabins Inc. | — | 721768 | — | Dissolved | |
| Fiddlehead Candle & Co. | — | 718530 | — | Dissolved | |
| Fiddlehead Capital Limited | — | 711975 | — | Active | |
| Fiddlehead Casket Company Ltd. | — | 689103 | — | Dissolved | |
| Fiddlehead Caskets | — | 685942 | — | Dissolved | |
| Fiddlehead Courier Inc. | — | 750164 | — | Active | |
| Fiddlehead Dining Room | — | 603038 | — | Dissolved | |
| Fiddlehead Fleece | — | 344869 | — | Dissolved | |
| Fiddlehead Heaven Forest Products | — | 639918 | — | Dissolved | |
| Fiddlehead Heaven Forest Products | — | 701819 | — | Dissolved | |
| Fiddlehead Heaven Forest Products | — | 677059 | — | Dissolved | |
| Fiddlehead Images | — | 645030 | — | Dissolved | |
| Fiddlehead Marketing | — | 763974 | — | Active | |
| Fiddlehead Players Community Theatre Inc. | — | 769144 | — | Active | |
| Fiddlehead Power Inc. | — | 693875 | — | Dissolved | |
| Fiddlehead Property Care | — | 771960 | — | Active | |
| Fiddlehead Technology Inc. | — | 670268 | — | Merged | |
| Fiddlehead Technology Inc. | — | 721163 | — | Active | |
| Fiddlehead Tours | — | 773396 | — | Active | |
| Fiddlehead Writing Services | — | 698725 | — | Dissolved | |
| Fiddles on the Tobique | — | 696681 | — | Dissolved | |
| Fiddlestitch Cottage | — | 609486 | — | Dissolved | |
| Fidelio Cafe, Art & Book Lounge | — | 760894 | — | Active | |
| Fidelis Holdings Inc. | — | 687594 | — | Active | |
| Fidelis Injury and Disability Law | — | 758295 | — | Active | |
| Fidelis Law Droit | — | 678770 | — | Active | |
| Fidelity Asset Management | — | 669666 | — | Dissolved | |
| Fidelity Canada Institutional | — | 689315 | — | Active | |
| Fidelity Canada Insurance | — | 760860 | — | Active | |
| Fidelity Institutional Digital Asset Solutions | — | 736685 | — | Active | |
| Fidelity Investments Canada | — | 711889 | — | Active | |
| Fidelity Wealth | — | 754189 | — | Active | |
| Fidelity Wealth Canada | — | 773902 | — | Active | |
| Fidelity Wealth Trading Services | — | 771446 | — | Active | |
| Fidelius Holdings | — | 726271 | — | Dissolved | |
| Fidelius Holdings Ltd. | — | 726711 | — | Active | |
| Fidem | — | 707684 | — | Active | |
| Fidem Finance | — | 707685 | — | Active | |
| Fidem Finance 1 LP | — | 674408 | — | Dissolved | |
| Fidem Finance Inc. | — | 707683 | — | Active | |
| Fidema Groupe Conseils Inc. FIDEMA CONSULTING GROUP INC. | — | 681975 | — | Active | |
| Fidget | — | 608831 | — | Dissolved | |
| Fidlers Logging Ltd. | — | 603153 | — | Dissolved | |
| Fido | — | 688550 | — | Active | |
| Fido Solutions | — | 679463 | — | Dissolved | |
| Fido Solutions | — | 679828 | — | Active | |
| Fido Solutions Inc. | — | 635035 | — | Merged | |
| Fiduciary Trust Canada | — | 655447 | — | Active | |
| Fiducie Scotia | — | 632121 | — | Active | |
| Fidèle Cormier Conseiller en Management Inc. | — | 622563 | — | Dissolved | |
| Field & Fly Outdoor Adventures | — | 663220 | — | Dissolved | |
| Field & Fly Outfitters | — | 607192 | — | Dissolved | |
| Field & Fly Outfitters | — | 348555 | — | Dissolved | |
| Field & Sea Foods | — | 676036 | — | Dissolved | |
| Field Effect Software Inc. | — | 723506 | — | Active | |
| Field Hockey New Brunswick/Hockey sur gazon Nouveau Brunswick Inc. | — | 742948 | — | Active | |
| Field Of Angels Café Champs Des Anges | — | 693982 | — | Dissolved | |
| Field Services Canada Inc. | — | 619222 | — | Dissolved | |
| Field Solutions Canada Limited | — | 676306 | — | Dissolved | |
| Field To Kitchen Enterprises Inc. | — | 651699 | — | Active | |
| Field of Angels Challenger Baseball Inc. | — | 686649 | — | Dissolved | |
| Field to Vase Flower Farm | — | 711964 | — | Active | |
| Field-Vottero Family Heritage Association, Ltd. | — | 699561 | — | Active | |
| Fieldfare Enterprises | — | 689993 | — | Dissolved | |
| Fieldhockey RMD Club Inc. | — | 769745 | — | Active | |
| Fielding Fit Personal Training | — | 757633 | — | Active | |
| Fieldprint Canada, Inc. | — | 676879 | — | Active | |
| Fields And Forests Apiaries | — | 740438 | — | Active | |
| Fieldstone Home Inspection | — | 732638 | — | Active | |
| Fieldworks Unlimited | — | 352995 | — | Dissolved | |
| Fiera Capital Fund Management Inc. Gestion De Fonds Fiera Capital Inc. | — | 701738 | — | Merged | |
| Fiera Capital Management Inc. / Gestion Fiera Capital Inc. | — | 614847 | — | Merged | |
| Fiera Capital inc. | — | 628691 | — | Dissolved | |
| Fiera Real Estate Industrial Fund | — | 721037 | — | Active | |
| Fiera Real Estate Small Cap Industrial Fund GP Inc. | — | 708634 | — | Active | |
| Fiera Real Estate Small Cap Industrial Fund LP | — | 708635 | — | Active | |
| Fiera YMG Capital Inc. | — | 622140 | — | Merged | |
| Fierce Tarot Readings | — | 716546 | — | Dissolved | |
| Fierté Chaleur Pride Inc. | — | 731943 | — | Dissolved | |
| Fierté Dieppe Pride Inc. | — | 739168 | — | Active | |
| Fierté Fredericton Pride Inc. | — | 710449 | — | Pending | |
| Fiesta International Food | — | 678277 | — | Dissolved | |
| Fifo Innovations | — | 684755 | — | Dissolved | |
| Fifth Avenue Gentleman's Spa | — | 601607 | — | Dissolved | |
| Fifth Cinven Fund (No. 1) Limited Partnership | — | 662763 | — | Active | |
| Fifth Cinven Fund (No. 2) Limited Partnership | — | 662764 | — | Active | |
| Fifth Cinven Fund (No. 3) Limited Partnership | — | 662765 | — | Active | |
| Fifth Cinven Fund (No. 4) Limited Partnership | — | 662767 | — | Active | |
| Fifth Cinven Fund (UBTI) Limited Partnership | — | 662768 | — | Dissolved | |
| Fifth Dimension Coaching | — | 682399 | — | Pending | |
| Fifth Generation Farms | — | 618697 | — | Dissolved | |
| Fifth Moon Illustration & Design | — | 719497 | — | Pending | |
| Fifth and Tenth Furniture | — | 719458 | — | Pending | |
| Fifty Shades Painting | — | 665877 | — | Dissolved | |
| Fifty Shades of Green Thumbs | — | 744389 | — | Active | |
| Fifty4 Industries | — | 761918 | — | Active | |
| FiftyUp | — | 737001 | — | Active | |
| Fig Design and Illustration | — | 689041 | — | Dissolved | |
| Fig Design and Illustration | — | 729651 | — | Active | |
| Fig Financial Inc. | — | 736387 | — | Active | |
| Fig Graphic Design | — | 635514 | — | Dissolved | |
| Fig Tree Holdings Inc. | — | 713754 | — | Active | |
| Figaro Logistics Inc. | — | 751328 | — | Active | |
| Fight 4 Fit n' Health Inc. | — | 750973 | — | Active | |
| Fight Night Picks | — | 701889 | — | Dissolved | |
| Fighter Jet Studios | — | 647837 | — | Dissolved | |
| Fightin' Fisherman Promotions | — | 667373 | — | Dissolved | |
| Figla Marketing Inc. | — | 673744 | — | Dissolved | |
| Figues & Basilic Catering | — | 754498 | — | Active | |
| Figuratif Abstrait | — | 615066 | — | Dissolved | |
| Figurra Institute | — | 706507 | — | Dissolved | |
| Filin Production Inc. | — | 739819 | — | Dissolved | |
| Filipino Association of New Brunswick (FANB) Inc. | — | 637143 | — | Dissolved | |
| Filipino Cleaning Services NB Inc. | — | 719433 | — | Dissolved | |
| Filipino International Retail Store Trader (FIRST) Corporation | — | 748807 | — | Dissolved | |
| Filipino-Canadian Ballers Association of Fredericton (FCBAF) | — | 768533 | — | Dissolved | |
| Filipino-Canadian CommUNITY of New Brunswick Incorporated | — | 659647 | — | Active | |
| FillTheFridge.ca Inc. | — | 675049 | — | Dissolved | |
| Filles de Jésus - Moncton | — | 774907 | — | Active | |
| Filles de Jésus Moncton | — | 620603 | — | Merged | |
| Fillion Harvest Inc. | — | 681548 | — | Active | |
| Filliter Arbitration and Mediation Services Inc. | — | 683005 | — | Active | |
| Fillmore Heating & Cooling | — | 648267 | — | Dissolved | |
| Fillmore Heating & Cooling | — | 673034 | — | Active | |
| Film Depot (NB) Inc. | — | 610277 | — | Dissolved | |
| Film Factory New Brunswick LTD. | — | 695499 | — | Active | |
| Film Outdoors Inc. | — | 724669 | — | Active | |
| Film Pix | — | 624991 | — | Active | |
| Fils Maritime Threads | — | 753268 | — | Active | |
| Filteau Corporation Inc. | — | 697121 | — | Active | |
| Filtran Micro-Circuits Inc. | — | 508840 | — | Merged | |
| Filtran Microcircuits Inc. | — | 508841 | — | Dissolved | |
| Filtration Valley for Controlled Environment Testing Inc. | — | 778175 | — | Active | |
| Filtrum Inc. | — | 653442 | — | Active | |
| Filtrum inc. | — | 611777 | — | Dissolved | |
| FinAnn Incorporated | — | 618369 | — | Active | |
| FinFlip Ventures | — | 776261 | — | Active | |
| Finabanx Ltd. | — | 699987 | — | Active | |
| Final Answer Auto Sales | — | 721971 | — | Active | |
| Final Coating Solutions Ltd. | — | 723935 | — | Dissolved | |
| Final Cut Machining | — | 653479 | — | Dissolved | |
| Final Cut Machining Inc. | — | 693160 | — | Active | |
| Final Element Painting | — | 670850 | — | Dissolved | |
| Final Expressions Funeral Planning | — | 650240 | — | Dissolved | |
| Final Touch Carpentry | — | 638760 | — | Dissolved | |
| Final Touch Landscaping | — | 618268 | — | Dissolved | |
| Final Touch Landscaping Ltd. | — | 720868 | — | Dissolved | |
| Finance Authority of Maine | — | 624882 | — | Dissolved | |
| Finance PEI | — | 730355 | — | Dissolved | |
| FinanceIt Canada Inc. | — | 762829 | — | Active | |
| FinanceIt Canada Inc. | — | 675431 | — | Merged | |
| FinanceIt Canada Inc. | — | 670155 | — | Merged | |
| Financeit Services Inc. | — | 693883 | — | Active | |
| Financeit.ca | — | 674041 | — | Active | |
| Financement auto TD | — | 661794 | — | Active | |
| Financement auto TD | — | 663277 | — | Dissolved | |
| Financement automobile INEOS | — | 753915 | — | Active | |
| Finances 123 Inc. | — | 655722 | — | Active | |
| FinanciaLinx | — | 619407 | — | Dissolved | |
| Financial FX | — | 698532 | — | Active | |
| Financial Fitness Inc. | — | 514120 | — | Active | |
| Financial Focus Bookkeeping & Services | — | 750199 | — | Active | |
| Financial Foundations Inc. | — | 509729 | — | Merged | |
| Financial Foundations Inc. | — | 776890 | — | Active | |
| Financial Horizons Group | — | 673045 | — | Active | |
| Financial Horizons Incorporated | — | 672580 | — | Merged | |
| Financial Horizons Incorporated | — | 634424 | — | Merged | |
| Financial Horizons Incorporated | — | 672581 | — | Merged | |
| Financial Horizons Incorporated | — | 678942 | — | Merged | |
| Financial Horizons Incorporated | — | 672576 | — | Merged | |
| Financial Horizons Incorporated | — | 672577 | — | Merged | |
| Financial Horizons Incorporated | — | 672579 | — | Merged | |
| Financial Horizons Incorporated | — | 672578 | — | Merged | |
| Financial Performance Insurance Services Inc. | — | 509168 | — | Dissolved | |
| Financial Recovery Management Corporation | — | 675861 | — | Dissolved | |
| Financial Solutions Atlantic Inc. | — | 615207 | — | Dissolved | |
| Financiere CanWise | — | 729631 | — | Active | |
| Financière Banque Nationale Inc. / National Bank Financial Inc. | — | 77053 | — | Merged | |
| Financière Fairstone | — | 696826 | — | Active | |
| Financière GM | — | 659398 | — | Active | |
| Financière Manuvie | — | 658055 | — | Dissolved | |
| Financière Platinium inc. Platinium Financial Inc. | — | 728496 | — | Dissolved | |
| Financiére Cadillac | — | 755161 | — | Active | |
| Finar Atlantic | — | 626492 | — | Dissolved | |
| Finbloom Inc. | — | 765270 | — | Active | |
| Finborough Trading Ltd. | — | 609786 | — | Dissolved | |
| Finbow's Cleaning Services | — | 778366 | — | Active | |
| Finch's Fine Finishings | — | 706148 | — | Active | |
| Finch's Landing Pet Grooming | — | 661638 | — | Dissolved | |
| Finch's Landing Pet Grooming | — | 666763 | — | Dissolved | |