Welcome to Pre Main Services’ web site!

We are a Toronto Ontario based company specializing in preventive maintenance and contracting services for electroplating industry.

Our background is in manufacturing of electroplating rectifiers. Our today’s business is to partner with you, our customer, to keep your plating lines running at minimum cost and downtime.

Our portfolio of services has two major components.


Rectifier Sales and Services
New and used equipment sales
Installation and commissioning
Preventive maintenance
Scheduled and emergency rectifier repairs
Up rating and refurbishing
Controls retrofitting
Spare parts supply
End of life equipment management

Turn key projects
New rectifier installation
Bus bar fabrication and installation
Anode and “V” block fabrication
Rectifier relocation, bus bar reconfiguring
Custom manufacturing of insulated supports for bus bars, anodes, and cathodes.