Join our Team

Careers built here.

Warm up your future with Ontario's leading insulation contractor

When you work with us, no two days are ever the same, and there's no end to opportunities for growth and learning on the job. We're looking for conscientious, motivated people who face every day with a positive attitude. Whether you're new to construction or have years of experience under your toolbelt, you can build an amazing career in a growing industry.

Ontario's #1 building envelope service provider

Founded in 1980, we work across commercial, industrial, residential and agricultural sectors, with close to 350 employees across 8 branches. We work with some of the largest construction companies in the country and are backed by Ironbridge Equity Partners.

A commitment to values

We're the biggest and most progressive company of our kind in Ontario, and we're growing fast. Our goal is to be #1 in the country – and help builders and homeowners build safe, sustainable, energy-efficient communities. We’re looking for employees who believe in our values as much as we do:

1. We do the right thing.
   We work with integrity and are always open, honest and genuine. We demonstrate sound ethics and promise to grow our business in a way that shapes a better future – and makes us all proud.
2. Be customer-obsessed.
   Putting others first comes first for us. By providing exceptional service, we build trust and strong relationships that make a positive difference in our customers’ lives.
3. We lead the way.
   Every one of us has the power to engage and inspire others. We do our best every day and hold ourselves accountable. We’re building something bigger and better…together.
4. We elevate others.
   By building a welcoming workplace and treating each other with respect, everyone has an equal opportunity to thrive.
5. We deliver.
   Our customers and colleagues can count on our very best, every day. We’re committed to safety and quality – no compromises.

A culture of trust and growth

Our customers trust us to deliver exceptional service – and we trust our employees to manage each jobsite and provide the outstanding service customers expect.

With that trust comes support, training and opportunity for growth: we actively invest in our employees by promoting from within, providing training in state-of-the-art facilities, and encouraging constant learning and growth.

Read more about what it's like working as an insulation technician on our blog:

1. Start a Career in Building Science with On-the-Job Training
2. A Day in the Life of an Insulation Technician
3. Women in the Trades: Meet GNI's Only All-Female Crew

We listen.

No matter what your role, you’ll always have a chance to be heard – and to make a difference. Bring your ideas and ask questions! We want to hear them. And we’ll share our ideas with you, too. At regular town halls, you’ll get updates on branch and company performance, outstanding individual achievements, and transparent communication on where we’re headed.

Employee benefits

• Competitive pay with performance-based increases
• Health and dental benefits
• RRSP matching after 1 year
• Comprehensive health and safety program
• Educational assistance with tuition reimbursement
• Opportunities to relocate within Ontario
• Advancement possibilities in every position
• Discounted gym membership

You also get these benefits when you work in the field

• Straight days with steady hours
• Piecework options available
• Optional weekend work for more hours
• Paid weekly with direct deposit
• $125 annual boot allowance
• Free in-house “working at heights” training (MOL approved)
• CVOR training
• Free D license with in-house training
• MOT Clean Scale inspection bonuses