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The Best Insulation Installers Work on the Crew at GNI

February 18, 2020

the best insulation installers work on the crew at GNI

Here at GNI, the crew works together to make sure our customers always have access to the best insulation installations in their region. From our spray foam professionals to our energy efficiency gurus, the GNI crew is well equipped, trained, and experienced in providing top quality insulation and air sealing services to homeowners and business owners across Ontario. 

If you would like to schedule a time to have our crew professionally install insulation to your home, fill out the form below. We will contact you and set up a free insulation estimate.

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best insulation installers work on the crew at gni

Our Insulation Installers See the Beauty of the Sunrise

One of the many outstanding attributes that every insulation installer on the GNI crew possess is a dedication to early mornings. Our customers usually have a condensed time limit for their insulation upgrades due to renovation plans or other time limiting factors. For the GNI crew, this means a chance to improve the energy efficiency of someone’s home in an effective and efficient manner. This is an extremely rewarding experience for our whole team.

Before the sun even rises, our insulation installers are known to already be at the jobsite and underway with their insulation installation. Their dedication and hard work does not go unappreciated by the entire GNI team or our customers. Everyone knows just how efficient, hardworking, and effective our crew of insulation installers are. 

the best insulation installers work on the gni crew

Our Spray Foam Professionals Are Beyond Passionate

Recently, some spray foam professionals on the GNI crew helped a rural homeowner install spray foam in their house to help improve their energy efficiency and air sealing. Due to the homeowner’s schedule, the crew needed to alter their daily schedule and begin working later in the day (instead of seeing that beautiful sunrise). Without even thinking twice, the crew took it upon themselves to work well into the night and ensure that the spray foam was properly applied and the customer was satisfied. We would like to extend our thanks to the late-night GNI crew for their passion in performing the best insulation installs, and for always having the customer’s best interest at heart. 

the crew at gni still find time to donate

The Crew at GNI Still Find Time to Donate

Despite their busy schedules and early mornings the GNI crew members come together to volunteer their time and donate needed items in their communities. In the picture above, George, Jesse and Ryan, from our Essex location, donated nearly $400 worth of toys to the Salvation Army’s toy drive this past holiday season. Excellent work gentlemen!

the gni crew safely conquering heights

Safely Conquering Heights in the Name of Energy Efficiency

We rely on the GNI crew to tackle all sorts of different challenges and become the best insulation installers they can be. From tight spaces to great heights, our installers are trained for safety and well practiced at maneuvering around the hard to reach areas of homes and businesses. Even while working at heights, our team keeps a level head and constant awareness of their surroundings for the sake of making effective energy efficiency improvements. Through the efforts of our near-daredevil installers, our customers can rest easy knowing that every inch of their home or business is properly insulated and air sealed. Safety first!

traveling anywhere to provide the best insulation in Ontario

Travelling Anywhere and Everywhere to Provide the Best Insulation in Ontario

The GNI crew is passionate about improving home comfort and energy efficiency for Ontario homeowners. On occasion, this can mean travelling to remote locations and traversing difficult terrain and weather. It makes us proud to service all of Ontario, and even more proud that our team is passionate about helping Ontarians improve their homes - no matter which areas of the province they live in. In Northern Ontario, this sometimes means loading up the ferry and shipping out to a small island to install some cottage insulation. We would like to extend a big thanks to the entire GNI crew for their dedication to helping homeowners and business owners across all of Ontario. 

gni crew are also great photographers

Professional Insulation Installers or Professional Photographers?

The crew at GNI tend to be skilled at more than insulation installation. They are also spectacular photographers, and snap pictures of their work whenever possible. This leads to some extremely interesting photos that the rest of Ontario would likely never get a chance to see. We would like to extend our thanks to Kyle and Brandon at our Barrie location for taking this breathtaking photo of their recent spray foam install on this high ceiling. Great work guys! If you are curious about seeing more of the excellent work that our team has done, the GNI facebook page is filled with all sorts of photos taken by our insulation installers themselves. 

review going above and beyond

Going Above and Beyond

For GNI’s insulation installers, going that extra step to make the customer happy is what sets them apart from the others. It always makes us proud to see that the hard work of our installers is noticed and appreciated by the customer. For Melissa, the crew took the extra time to ensure that her front door was properly weather proofed after noticing that it was an issue - even though it wasn’t listed as an immediate problem. To read more testimonials such as this one, stop by the GNI facebook page and hear what our customers have to say about our dedication to hard work and precision installing.  

review our crew cares

From Office to Jobsite, Our Crew Cares

Reviews like this always make us smile - since it is our goal to provide top quality service from the moment our customers reach out to us. From our office staff, to our sales team, to our insulation installers, we could not be more proud of the hard work and dedication that the crew puts in to ensure that our customers leave satisfied with their upgrades. Each member of our team is a crucial part to the service we provide and to the quality of our results. We would like to take this time to thank our entire team for their commitment to performing the best insulation services possible in Ontario.  

Western Ontario

935 Keyes Drive
Woodstock, Ontario
Canada N4V 1C3

Phone: 1-800-265-1914

Fax: (519) 539-7946
TOLL FREE: 1-800-265-1914

Muskoka, Haliburton, Northern Ontario

1027 Elwell Park Road
Gravenhurst, Ontario
Canada P1P 1R1

TOLL FREE: 1-800-265-1914

Central Ontario

29 Ferndale Industrial Drive
Barrie, Ontario
Canada L4N 9V5

TOLL FREE: 1-800-265-1914

Greater Toronto Area

2 Guided Court
Etobicoke, ON
M9V 4K6

TOLL FREE: 1-800-265-1914

GTA East

103 North Port Road
Port Perry, Ontario
Canada L9L 1B2

TOLL FREE: 1-800-265-1914

South Central Ontario

450 Industrial Dr,
Toronto (Milton), Ontario
Canada L9T 5A6

TOLL FREE: 1-800-265-1914

Eastern Ontario

1035 Moodie Dr #1,
Nepean, ON
K2R 1H4

TOLL FREE: 1-800-265-1914

Niagara Region

25 Lincoln Ave
St. Catharines, ON
L2P 2C7

TOLL FREE: 1-800-265-1914


Great Northern Insulation - Better Business Bureau Profile.

Homestars Best of 2021 Award

Best of 2021

HomeStars has ranked Great Northern Insulation as a company that goes above and beyond in every aspect of business for the year of 2021.

Homestars Best of 2022 Award

Best of 2022

HomeStars has ranked Great Northern Insulation as a company that goes above and beyond in every aspect of business for the year of 2022.


GNI is the Authorized & Trusted Insulation and Air Sealing Installer for Lowe’s

Trusted for Over 40 Years

Over 40 Years in Business

At GNI, we service your project with the most experienced staff in the industry. Ongoing professional development is an obsession at GNI and we will not compromise at any level to bring to our customers the very best Installers, Sales Representatives, Customer Care Personnel, Field Superintendents, Estimating and Technical Support to your project.

100% Canadian

100% Canadian

Great Northern Insulation is recognized as Canada's largest full-service insulation contractor. GNI is 100% Canadian owned, proudly serving Ontario customers since 1980.

Foam Masters

Do it right the first time
- with foam mastersTM

January, 2021 regulatory phaseout of hydrofluorocarbons (HFCs) with the introduction of WALLTITE CM01. Using hydrofluorolefins (HFOs) with lower global warming potential (GWP) compared to HFCs, WALLTITE CM01 is the next generation of spray foam insulation.



Heatlok® Soya HFOTM leverages Honeywell’s latest Solstice® Liquid Blowing Agent technology. This new hydrofluoroolefin (HFO) blowing agent is the most environmentally conscious blowing agent produced to date, with a zero ozone depletion potential (ODP) and a global warming potential (GWP) of 1, which is more than two orders of magnitude (99.9%) lower than HFCs used in this industry.


3MTM products.
Quality + Performance = Savings

3MTM energy-saving products are designed to keep warm air in, and cold air out, while keeping energy bills down. Products optimize energy efficiency in buildings and homes; improve indoor environment for occupants; and effect the reduction of seasonal energy costs. 3M products are authorized for LEED credits (Leadership in Energy/Environmental Design).

Holmes and Holmes

Holmes and Holmes


Mike Holmes and his son Mike Jr. (MJ) convert MJ’s bachelor bungalow into a two-storey home for MJ and his girlfriend Lisa. Choosing the newest materials and build techniques, the father and son team follow Mike’s famous motto – “Make it right.” The show can be watched on HGTV and DIY Network.


Enbridge Incentives

The Home Efficiency Rebate Plus program offers up to $10,000 in home reno rebates – and Great Northern Insulation can pave the way.


Great Northern Insulation proudly abides by a renovation-specific Code of Conduct set by RenoMark™.


We are Verified & Bonded by eRenovate. When you choose to proceed with our services through their platform, you receive the gaurantees set forth through their program.

As Seen on Love It or List It

The GNI crew have been featured installing insulation on Love It or List It - have you seen our logo in an episode?

Climatizer Cellulose


CLIMATIZER PLUS cellulose insulation is manufactured from a minimum of 85% locally-sourced post-consumer recycled newsprint. Non-toxic additives are applied to the uniquely fiberized paper generating a building material with superior thermal and acoustic properties, as well as exceptional resistance to fire, moisture, mould and pests.

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