About Us

"Working with integrity to provide construction services at a high level of quality within schedule and budget."

John Worswick – Allrite Founder

Allrite Heating & Ventilation Ltd

Mission Statement

It is our desire to honour the God of our Lord Jesus Christ by ensuring that:

  • The customer is satisfied with the work done.
  • A high moral and ethical standard is maintained.
  • A high quality of workmanship is maintained.
  • The work is done in an organized and efficient manner.
  • Projects are done on budget and in a timely manner.


Allrite Heating & Ventilation is located in Prince George, B.C. and was established in 1999. We have evolved into a successful mechanical contracting firm focusing our efforts on the ventilation and sheet metal portion of industrial, institutional and commercial construction projects.

The owner (John Worswick) has over 30 years’ experience in the mechanical sheet metal industry. He has worked on, and project managed, a variety of jobs ranging from small jobs of only a few hundred dollars to large industrial and institutional projects of over a million dollars for the ventilation portion of the contract. Through our key personnel, Allrite Heating & Ventilation brings over 100 years of combined experience to offer our clients.

Our sheet metal fabrication shop has the capability of producing custom designed small parts to large 16 gauge welded ducting. This flexibility allows us to meet the various needs of our customers and stay competitive.


John Worswick

Office Manager / Project Manager

John started Allrite Heating & Ventilation Ltd in 1999 and has grown the company to where it is now. He has worked in the sheet metal industry since 1982. In his 35+ years in the trade, with the last 20+ years operating his own company, John has not only developed the skills it takes to be a competent and confident tradesman able to handle jobs from a few hundred dollars to mechanical projects worth millions but has also developed the skills to navigate the business community. The attention to detail and desire to deliver a first-rate end product that made John an excellent tradesman continues to ensure a quality product is delivered to the customers of Allrite Heating & Ventilation Ltd.

Tim Whitwick

Head Estimator / Project Manager

Tim has been with Allrite Heating & Ventilation Ltd. since 2006, and has worked in contracting since 1982. Having worked in both mechanical contracting and general contracting over the past 35+ years, Tim has developed valuable skills in both the technical and managerial aspects of the construction industry. His ability to organize and communicate the information flow keeps projects on track. Tim is able to organize and manage projects from conceptual drawings and specifications to the finished product.

Angela Thomson

Office Administrator / Accounting

Angela has been with Allrite Heating & Ventilation Ltd. since 2001. She first started as a part-time bookkeeper, and now works as the Office Administrator. She is an accountant by training with 35+ years’ experience in all areas of accounting – including public practice, government (former tax auditor), private industry and not-for-profit.

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