Denoco Energy Systems

Careers at Denoco Energy Systems — Kingston

Same family. Same communities.

Building the future for careers in the trades.

If you’re a top-performing technician, installer, service plumber, or energy pro who’s tired of chaos, corner-cutting, and vague promises—Denoco Kingston is building the opposite: a premium, systems-driven company where the craft is respected, the work is documented, and the people doing the work share in the results.

Apply if you want: clean installs, real diagnostics, clear scopes, predictable scheduling, and a team that treats you and your family's health and time like it matters.

Kingston branch: HVAC + plumbing + home energy (and specialty services)

Denoco trades team at golden hour outside a modern service facility in South-Eastern Ontario

Why Denoco (in plain English)

The home energy world is changing fast—heat pumps, solar, net-zero standards, better documentation, higher expectations. The companies that win the next 30 years will be the ones that can deliver high-performance systems reliably, affordably, and at scale—without burning out their people.

Denoco is positioned to ride three waves at once:

  • The energy transition: modern HVAC + home energy is becoming the baseline.
  • The talent war: the best tradespeople will choose companies that offer growth, health, and a real future—not just a paycheque.
  • The systems edge: AI, automation, and CRM-driven operations remove the admin drag that makes most shops feel chaotic.

This isn’t “corporate.” It’s a better trades model—built on craft, truth, and capability.

What we’re building (the promise to A-players)

A premium shop that runs on process—not panic.

  • Tighter diagnostics: fewer guessy part swaps, more “here’s what’s true.”
  • Documented installs: photos, commissioning notes, settings—so the work is defensible and repeatable.
  • Proactive communication: customers aren’t left wondering; you aren’t left taking heat for office chaos.
  • Technology that helps: systems that push first-time fix rates up and callbacks down.

The craft hasn’t changed. The capability has.

The Denoco model (what makes this different from “just another contractor”)

We’re building a company where:

  • Transparency is real: clear scopes, clear expectations, clear feedback loops.
  • Health comes first: physical, mental, and financial health is part of the model—not a poster on the wall.
  • Shared wealth is the destination: the people who do the work share in the results as the company grows.
  • Accountability is supportive: high standards, strong training, and calm execution—without blame culture.

Denoco is a school as much as it is a business. People should leave better than they arrived.

Our values (how we operate)

  • Radical honesty: we say what’s true—even when it’s uncomfortable.
  • Transparency: the numbers and the outcomes aren’t hidden.
  • Health first: we don’t build a business that breaks people.
  • Compassionate accountability: support + standards.
  • Service beyond expectation: do it right, every time.
  • Community loyalty: serve where we live and work.
  • Shared wealth: results are shared with the people producing them.

Who this is for (and who it isn’t)

You’ll probably love it here if you are:

  • A technician or installer who takes pride in clean work and clean explanations
  • Calm under pressure, methodical, and allergic to sloppy installs
  • The kind of person who wants to grow into leadership or ownership over time
  • Ready for a shop that measures outcomes and improves the system continuously

This won’t be a fit if you want:

  • “Good enough” installs with no documentation
  • To wing it without checklists, commissioning, or communication
  • To blame dispatch/customers/other techs instead of fixing root causes

What you can expect (day-to-day reality)

  • Clear job scopes and realistic timelines
  • Strong documentation culture (photos, notes, commissioning)
  • Support that reduces friction doing the job right (process, tools, systems)
  • A path to more: training, leadership, and long-term upside as the model scales

Open roles

We hire high-integrity people across:

  • HVAC service & diagnostics
  • HVAC install / retrofit
  • Refrigeration
  • Plumbing (Kingston)
  • Energy advisory / home energy systems (as the program expands)

Choose a role to see expectations and what success looks like.

  • Energy Advisor

    Help homeowners make confident decisions about energy use, rebates, and system upgrades through assessments and clear recommendations.

    Learn more →
  • Refrigeration Mechanic

    Maintain and repair cooling systems across routine maintenance and urgent calls — with a focus on safe, reliable performance.

    Learn more →
  • HVAC Installer

    Install HVAC systems in residential and light commercial settings with premium workmanship and pride in clean installs.

    Learn more →
  • Electrician

    Support HVAC equipment and net-zero installations with safe, code-compliant electrical work and troubleshooting.

    Learn more →
  • Energy Installer

    Install solar and renewable energy systems that help homeowners move toward energy independence and net-zero outcomes.

    Learn more →
  • Gas Technician

    Install, maintain, and repair gas appliances and equipment with a sharp focus on safety and standards.

    Learn more →
  • Sheet Metal / Ductwork

    Fabricate and install ductwork and sheet metal components that make HVAC systems work as designed.

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  • Plumber

    Handle plumbing installs, repairs, and maintenance with a premium standard and clear customer communication.

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  • Apprenticeship

    Learn the trade hands-on alongside experienced professionals across HVAC, refrigeration, and electrical work.

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  • Laborer

    Support crews on projects and build a path toward apprenticeship through reliable, hands-on work.

    Learn more →
Apply now (short application)

Don’t see your role? Apply anyway and tell us where you’d be a force multiplier.

Careers FAQ

Quick answers for search and candidates researching Denoco.

What jobs does Denoco hire for?
We hire HVAC service technicians, installers, refrigeration techs, and (Kingston) plumbing roles. As the energy transition accelerates, we’re also building capacity in heat pumps, IAQ/ventilation, solar + storage integration, and documentation-first commissioning.
Where does Denoco operate?
Denoco serves South-Eastern Ontario with two branches: Smiths Falls (HQ) and Kingston. Kingston supports additional service lines; Smiths Falls focuses on core HVAC and energy work.
What makes Denoco different from other HVAC companies?
We run on tighter diagnostics, documented installs, proactive communication, and systems that reduce chaos. The goal is higher first-time fix rates, fewer callbacks, and a healthier experience for both the customer and the technician.
Is Denoco family-owned?
Yes. Denoco is family-owned and community-rooted. The second generation is building on that foundation with a sharper focus on systems, documentation, and outcomes.
Do you offer a path to leadership or ownership?
That’s part of the long-term model: develop strong operators and leaders, reward performance, and build a company where top talent has meaningful upside—not just “more hours.”
What should I include in my application?
Your trade, years of experience, certifications, service area, and the kind of work you’re best at (diagnostics, install, commissioning, hydronics, controls, etc.). If you have photos of clean installs or documentation habits, include them.
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