Main-Sequence Software Inc. is a manufacturer of astronomical software located in Ottawa, Canada. MSS has a dedicated team of experienced engineers, astronomy experts, and administrative personnel. MSS also draws on the talents of its parent companies: Diffraction Limited, an engineering company with expertise in electronics design and image processing; and Ceravolo Optical systems, a custom optics company with expertise in optical design and fabrication, and mechanical design and assembly.
| Website | http://www.main-sequence.com |
| Revenue | $1 million |
| Employees | View employees |
| Address | 25 Conover St, Ottawa, Ontario K2G 4C3, CA |
| Industry | Industrial Machinery & Equipment, Manufacturing |
| Competitors | Y Combinator, Greylock, Sequoia Capital, First Round Fast Track, AirTree, Omidyar Network, Square Peg Capital, Union Square Ventures, Tank Stream Ventures, Blackbird +25 more (view full list) |
| SIC | SIC Code 399 Companies, SIC Code 39 Companies |
| NAICS | NAICS Code 33 Companies, NAICS Code 339 Companies |
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Main Sequence Questions
The Main Sequence annual revenue was $1 million in 2026.
Main Sequence is based in Ottawa, Ontario.
The NAICS codes for Main Sequence are [33, 339].
The SIC codes for Main Sequence are [399, 39].
