DN Holdings was established in 2008 and has been providing reliable generator services to customers located in the Calgary region for 10 years. During this time we have become highly specialized at maintaining, testing and servicing generators for customers that depend on us to keep their back-up services in top-notch condition should an emergency arise. Our dedication to quality work and customer service make us well prepared to meet our customers need for testing, maintenance and repair of their out of warranty emergency and standby generators.

Why us?

Our service approach has earned us a reputation for safety, integrity and long-term reliability. We stand apart from our competition because our company's owner deals directly with our customers.


Our skilled technicians who provide these services are Interprovincial Red Seal Journeymen and Master Electricians with a combined total of over 35 years of experience in the commercial electrical/generator fields.