| Ottawa Compressor Services Inc | L5N | Gérald O'Farrell | $531,449 | Dec 1, 2025 | — |
| OTTAWA COMPRESSOR SERVICES INC | Measuring, controlling, laboratory, medical and optical instruments, apparatus and accessories Measuring, controlling, laboratory, medical and optical instruments, apparatus and accessories | — | $118,803 | Dec 28, 2021 | — |
| OTTAWA COMPRESSOR SERVICES | Measuring, controlling, laboratory, medical and optical instruments, apparatus and accessories Measuring, controlling, laboratory, medical and optical instruments, apparatus and accessories | — | $89,397 | Dec 28, 2021 | — |
| OTTAWA COMPRESSOR SERVICES INC | Electric lighting, distribution and control equipment Electric lighting, distribution and control equipment | — | $84,750 | Aug 8, 2019 | 0 |
| OTTAWA COMPRESSOR SERVICES INC | Heating, air-conditioning and refrigeration equipment Heating, air-conditioning and refrigeration equipment | Ghattas, Marco | $69,369 | Jul 13, 2025 | — |
| OTTAWA COMPRESSOR SERVICES | Measuring, controlling, laboratory, medical and optical instruments, apparatus and accessories Measuring, controlling, laboratory, medical and optical instruments, apparatus and accessories | — | $66,315 | Dec 28, 2021 | — |
| OTTAWA COMPRESSOR SERVICES | Measuring, controlling, laboratory, medical and optical equipment and parts Measuring, controlling, laboratory, medical and optical equipment and parts | — | $61,673 | Oct 9, 2019 | 0 |
| OTTAWA COMPRESSOR SERVICES | Other machinery and parts | — | $60,771 | Jan 8, 2019 | 0 |
| OTTAWA COMPRESSOR SERVICES INC | Measuring, controlling, laboratory, medical and optical instruments, apparatus and accessories Measuring, controlling, laboratory, medical and optical instruments, apparatus and accessories | Doll, Shallee | $52,682 | Oct 31, 2025 | — |
| OTTAWA COMPRESSOR SERVICES | Measuring, controlling, laboratory, medical and op Measuring, controlling, laboratory, medical and op | — | $51,359 | Jul 9, 2017 | 0 |
| OTTAWA COMPRESSOR SERVICES INC | 1243 Measuring, controlling, laboratory, medical and optical equipment and parts 1243 Measuring, controlling, laboratory, medical and optical equipment and parts | — | $43,950 | Jan 27, 2013 | — |
| OTTAWA COMPRESSOR SERVICES | Measuring, controlling, laboratory, medical and op Measuring, controlling, laboratory, medical and op | — | $41,336 | Dec 28, 2021 | — |
| OTTAWA COMPRESSOR SERVICES | Measuring, controlling, laboratory, medical and optical instruments, apparatus and accessories Measuring, controlling, laboratory, medical and optical instruments, apparatus and accessories | — | $40,776 | Nov 29, 2020 | 0 |
| OTTAWA COMPRESSOR SERVICES INC. OTTAWA COMPRESSOR SERVICES INC. | Measuring, controlling, laboratory, medical and optical equipment and parts Measuring, controlling, laboratory, medical and optical equipment and parts | Béliveau, Luc | $36,386 | Oct 29, 2023 | — |
| OTTAWA COMPRESSOR SERVICES | Other equipment and Parts | Jani, Ajay | $24,973 | Oct 14, 2024 | — |
| OTTAWA COMPRESSOR SERVICES INC | Heating, air-conditioning and refrigeration equipment Heating, air-conditioning and refrigeration equipment | — | $24,860 | May 10, 2017 | — |
| OTTAWA COMPRESSOR SERVICES INC. OTTAWA COMPRESSOR SERVICES INC. | Measuring, controlling, laboratory, medical and optical equipment and parts Measuring, controlling, laboratory, medical and optical equipment and parts | — | $23,814 | Jan 24, 2021 | 0 |
| OTTAWA COMPRESSOR SERVICES INC | Other machinery and parts | Gérald O'Farrell | $23,755 | Jul 22, 2024 | — |
| OTTAWA COMPRESSOR SERVICES INC | 0656 Heating, Air-conditioning and Refrigeration Equipm 0656 Heating, Air-conditioning and Refrigeration Equipm | — | $23,100 | May 20, 2015 | — |
| OTTAWA COMPRESSOR SERVICES INC. OTTAWA COMPRESSOR SERVICES INC. | Measuring, controlling, laboratory, medical and optical equipment and parts Measuring, controlling, laboratory, medical and optical equipment and parts | Homuth, Katie | $22,905 | Jun 8, 2022 | — |
| Ottawa Compressor Services | Hose, Pipe ,Tube, Lubrication, and Railing Fittings Hose, Pipe ,Tube, Lubrication, and Railing Fittings | — | $22,852 | Dec 1, 2014 | — |
| OTTAWA COMPRESSOR SERVICES | Other buildings | — | $22,381 | Nov 29, 2020 | 0 |
| OTTAWA COMPRESSOR SERVICES | Measuring, controlling, laboratory, medical and optical instruments, apparatus and accessories Measuring, controlling, laboratory, medical and optical instruments, apparatus and accessories | Carmanico, jennifer | $22,046 | Mar 3, 2022 | — |
| OTTAWA COMPRESSOR SERVICES | Measuring, controlling, laboratory, medical and optical instruments, apparatus and accessories Measuring, controlling, laboratory, medical and optical instruments, apparatus and accessories | Way,Stephanie | $21,707 | Dec 28, 2021 | — |
| Ottawa Compressor Services | Measuring and control and optical equip. Measuring and control and optical equip. | Olivier Décarie | $21,468 | Nov 7, 2021 | 0 |
| OTTAWA COMPRESSOR SERVICES INC | Heating, air-conditioning and refrigeration equipment Heating, air-conditioning and refrigeration equipment | — | $20,798 | Jan 10, 2018 | — |
| OTTAWA COMPRESSOR SERVICES INC | 0656 Repair - Heating, air-conditioning, and refrigeration equipment 0656 Repair - Heating, air-conditioning, and refrigeration equipment | — | $20,500 | Mar 31, 2013 | — |
| Ottawa Compressor Services | Other Business services not Elsewhere Specified Other Business services not Elsewhere Specified | — | $19,925 | Jan 17, 2021 | 0 |
| Ottawa Compressor Services | Other Business services not Elsewhere Specified Other Business services not Elsewhere Specified | — | $17,957 | Sep 10, 2018 | 0 |
| OTTAWA COMPRESSOR SERVICES | Office buildings | — | $17,638 | Jul 7, 2020 | 0 |
| OTTAWA COMPRESSOR SERVICES INC | 1249 Other equipment and parts | — | $17,095 | Feb 20, 2005 | — |
| OTTAWA COMPRESSOR SERVICES INC | 0656 Repair - Heating, air-conditioning, and refrigeration equipment 0656 Repair - Heating, air-conditioning, and refrigeration equipment | — | $17,000 | Jun 7, 2009 | — |
| OTTAWA COMPRESSOR SERVICES INC | 0656 Repair - Heating, air-conditioning, and refrigeration equipment 0656 Repair - Heating, air-conditioning, and refrigeration equipment | — | $17,000 | Sep 5, 2007 | — |
| OTTAWA COMPRESSOR SERVICES INC | 0656 Repair - Heating, air-conditioning, and refrigeration equipment 0656 Repair - Heating, air-conditioning, and refrigeration equipment | — | $17,000 | Jul 21, 2011 | — |
| OTTAWA COMPRESSOR SERVICES | Commercial Buildings | — | $16,366 | Oct 24, 2019 | 0 |
| Ottawa Compressor Services Inc. Ottawa Compressor Services Inc. | Cabinets, Lockers, Bins and Shelving Cabinets, Lockers, Bins and Shelving | — | $16,112 | Aug 7, 2012 | — |
| OTTAWA COMPRESSOR SERVICES INC. OTTAWA COMPRESSOR SERVICES INC. | Special industry machinery | Godard, Kevin | $15,603 | Jan 29, 2024 | — |
| OTTAWA COMPRESSOR SERVICES INC. OTTAWA COMPRESSOR SERVICES INC. | Other Business services not Elsewhere Specified Other Business services not Elsewhere Specified | Labelle, Olivier | $15,362 | Apr 1, 2025 | — |
| OTTAWA COMPRESSOR SERVICES | Engineering consultants-Construction Engineering consultants-Construction | — | $15,306 | Jul 17, 2018 | 0 |
| OTTAWA COMPRESSOR SERVICES | Measuring, controlling, laboratory, medical and op Measuring, controlling, laboratory, medical and op | — | $15,255 | Nov 15, 2017 | 0 |
| Ottawa Compressor Services Inc | Miscellaneous Vehicles | — | $14,895 | Aug 16, 2017 | 0 |
| OTTAWA COMPRESSOR SERVICES INC | Measuring, controlling, laboratory, medical and optical instruments, apparatus and accessories Measuring, controlling, laboratory, medical and optical instruments, apparatus and accessories | Mould, Kevin | $14,336 | Sep 16, 2025 | — |
| Ottawa Compressor Services | Commercial Buildings | — | $13,542 | Dec 10, 2019 | 0 |
| OTTAWA COMPRESSOR SERVICES INC | Measuring, Controlling, Laboratory, Medical and Optical Equipment and Parts Measuring, Controlling, Laboratory, Medical and Optical Equipment and Parts | — | $13,522 | Dec 2, 2012 | — |
| OTTAWA COMPRESSOR SERVICES | Measuring, controlling, laboratory, medical and op Measuring, controlling, laboratory, medical and op | — | $12,995 | Feb 7, 2019 | 0 |
| OTTAWA COMPRESSOR SERVICES | Other buildings | — | $12,793 | Oct 17, 2021 | 0 |
| Ottawa Compressor Services INc | Industrial buildings | — | $12,783 | Sep 8, 2021 | 0 |
| OTTAWA COMPRESSOR SERVICES | Processing machinery | — | $12,503 | Dec 3, 2018 | 0 |
| OTTAWA COMPRESSOR SERVICES INC. OTTAWA COMPRESSOR SERVICES INC. | Commercial buildings | PORTER DARLENE MASO Bldg S-111, Rm C113 [email protected] 613-687-5511 x4814PORTER DARLENE MASO Bldg S-111, Rm C113 [email protected] 613-687-5511 x4814 | $12,140 | Aug 22, 2024 | — |
| OTTAWA COMPRESSOR SERVICES | Measuring, controlling, laboratory, medical and optical equipment and parts Measuring, controlling, laboratory, medical and optical equipment and parts | — | $12,136 | Feb 2, 2020 | 0 |