# Major Mechanical LLC: Twin Cities Mechanical Contractor

> Call Major Mechanical LLC for commercial HVAC and plumbing installations, design\-build and 24/7 service for multi\-unit and senior living projects\.

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## Pages
- [Preventative Maintenance](https://majormech.com/preventative-maintenance/)
- [About Us](https://majormech.com/about-us/)
- [Combustion Analysis](https://majormech.com/combustion-analysis/)
- [Service](https://majormech.com/service/)
- [Services](https://majormech.com/services/)

## Optional
- [Sitemap index](https://majormech.com/sitemap_index.xml)