# MHI RJ Aviation ULC (MHIRJ)

> MHIRJ is the OEM for the CRJ Series regional jet and provides maintenance,
> repair and overhaul, engineering, material and technical services for
> regional aircraft. Head office: Boisbriand, Quebec, Canada.

The site is published in Canadian English at /en/ and Canadian French at /fr/.

## Aircraft

- [CRJ Series](https://mhirj.com/en/products-and-services/crj-series): Specifications for the CRJ200, CRJ450, CRJ550, CRJ700, CRJ900 and CRJ1000 — passenger capacity, range, cruise speed and maximum takeoff weight.

## Services

- [Products and Services](https://mhirj.com/en/products-and-services): Overview of the full service catalogue.
- [MRO Services](https://mhirj.com/en/products-and-services/mro-services): Maintenance, repair and overhaul across the service centre network.
- [Material Services](https://mhirj.com/en/products-and-services/material-services): Parts availability, distribution and component support.
- [Engineering Services](https://mhirj.com/en/products-and-services/engineering-services): Design, certification and modification engineering.
- [Technical Services](https://mhirj.com/en/products-and-services/technical-services): Technical publications, training and fleet support.
- [Advisory Services](https://mhirj.com/en/products-and-services/advisory-services): Fleet planning and asset advisory.

## Company

- [About Us](https://mhirj.com/en/about-us): History, leadership and values.
- [Contact Us](https://mhirj.com/en/contact-us): Head office address, the 24/7 Customer Response Center, service centres and training centres.
- [Careers](https://mhirj.com/en/careers): Open roles and career paths.

## Editorial

- [Wingspan](https://mhirj.com/en/wingspan): Industry analysis and people features.
- [Media and Press](https://mhirj.com/en/media-stories): Press releases and media resources.
- [Partnerships and Collaborations](https://mhirj.com/en/projects): Partner announcements and joint programmes.