Taking Care Of Your Business Is Our Business.

DEMELIS is the one business for your business.
A single number to call for all your needs:

Construction

We provide construction solutions to the retail, commercial and industrial sectors. After operating for three generations, DEMELIS has established a reputation for being customer oriented and for completing projects successfully and on time.

Maintenance

Whether your needs are general building maintenance, HVAC/Refrigeration repairs or replacements, car wash equipment services, food equipment maintenance or electrical & plumbing installations, DEMELIS has proven to be a leader in equipment upkeep while minimizing downtime for our customers.

Management

Let DEMELIS help oversee your maintenance operations. We’ll ensure any project or service work is completed in a timely fashion, safely, and within budget.

Let Us Take Care Of Your Business

Our commitment is simple: Provide our customers with cost-efficient quality
solutions, which are completed successfully & on time.

Core Services

General Contracting

We are able to provide a high level of service by producing quality work...

Facilities Solutions

Our in-house team of managers and operations staff allow you to concentr...

Building Envelope

In order to maintain the proper condition of commercial buildings it tak...

Yard Works

We have a wide range of experience allowing us to conduct almost every t...

Car Wash

With a range reaching across Ontario and an unmatched level of service, ...

Electrical

We provide Retail, Commercial, Industrial Electrical Work and Undergroun...

Mechanical & Plumbing

Licensed plumbers and certified backflow technicians carry out repairs ...

Restaurant & Refrigeration

For most major brands we perform installations, preventative maintenance...

Petroleum & Other Services

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Custom equipment services based on customer’s needs

Core Services

Core Services

News

Oct 31
04Dec

DEMELIS SAFETY NEWSLETTER – NOVEMBER 2018 ISSUE

DEMELIS SAFETY NEWSLETTER – OCTOBER 2018 ISSUE Highlights Include: Ontario’s Bill 47 has received Royal Assent Amendments to the Industrial Establishments Regulation (Reg. 851) Signs.. Read More
31Oct

Watch the PDQ Tandem Surfline car wash in action!

Watch the video here to see the PDQ Tandem Surfline car wash system in action!.. Read More
31Oct

New PDQ Tandem Surfline & PDQ Laserwash 360 Plus car wash systems

DEMELIS is pleased to announce that we have been awarded the supply & installation of brand new PDQ Tandem Surfline & PDQ Laserwash 360 Plus.. Read More

Featured Post

Oct 31

Latest Post

04Dec

DEMELIS SAFETY NEWSLETTER – NOVEMBER 2018 ISSUE

DEMELIS SAFETY NEWSLETTER – OCTOBER 2018 ISSUE Highlights Include: Ontario’s Bill 47 has received Royal Assent Amendments to the Industrial Establishments Regulation (Reg. 851) Signs.. Read More
31Oct

Watch the PDQ Tandem Surfline car wash in action!

Watch the video here to see the PDQ Tandem Surfline car wash system in action!.. Read More
31Oct

New PDQ Tandem Surfline & PDQ Laserwash 360 Plus car wash systems

DEMELIS is pleased to announce that we have been awarded the supply & installation of brand new PDQ Tandem Surfline & PDQ Laserwash 360 Plus.. Read More

Work With Us

Interested in working with the best in the business?
Please take a moment to complete the form below for more information or call us at 905.417.1250