John R. Hamalainen Engineering Ltd. is a Sudbury based consulting engineering firm established in 1987.

We offer mechanical-electrical engineering services and are committed to building a relationship with our clients to provide them outstanding consulting engineering services.

Office hours:
Mon-Fri: 8:30 am to 5:30 PM,
Sat-Sun: Closed except by appointment.

Mechanical Engineering

Consult our experts for all types of mechanical engineering services like heating, air conditioning, energy studies, and more. You can also find out more here.

Energy management

If you plan to cut costs in energy consumption, see what we can do for you here, or read some of our previous projects here.

Electrical Engineering

Are you looking for a decent electrical system? You are in the right place. See the list here, and feel free to call us.