About Kajk Constructors

As Ottawa’s reputable source for solar energy solutions, we are best known for our proficiency in
designing and installing solar panels and their required infrastructure. Established in 2016, Kajk
Constructors has proudly been part of over 150 solar projects throughout Canada.

Our Solar Energy Experience

Over the years, we’ve completed all types of solar energy
projects. From rooftop solar panel installations to ground
mounts, lithium ion battery installations, EV charging stations
and small wind turbines, we’ve almost done it all. Small or large,
we can confidently take on any solar project. As a team, we’ve
installed over 500,000 solar panels, more than 55,000 solar foundations and those numbers are rapidly increasing.

Our Company History Timeline

The idea was simple, how can we help our city become a city of the future. That’s to strive to have a better quality of life for generations to come. In our view, our path forward was clear.

Phase 1:

Our mission is to focus on constructing the most affordable Renewable/Sustainable Energy Solutions & Energy management systems with the most advanced available technologies and do it in the best way where we can provide our city tenants with ways to save money on their electrical consumption side while help the city advance to the future in a Energy efficient manner.

Phase 2:

Our mission is to expand our offering to the city residents by focusing on green retrofits. Taking old homes and buildings to the 21st century, by offering construction services that focuses on the 3 energy management principles:

  • Conservation " simply LOSE as little energy as you can "
  • Utilization" simply USE as little energy as you can "
  • Generation" simply MAKE as much energy as you can "

Established in 2016
Focused on phase 1 of the mission:
1. Worked on over 150MW on various industrial ground mount solar farms.
2. Worked on over 100 projects in the residential & commercial solar/electrical battery storage space.
3. Ongoing
1. Started offering green retrofit solutions.
2. Completed the first Consultation on a green retrofit.
3. Provided dozens of consultations to date.
1. Provided full eco system energy management solutions that combines a renewable source with battery storage with heating/cooling, monitored by a central energy management system

Our Process is Simple

If you need solar energy solutions, we’ll be there from conception to
completion. We have the experience and accreditation to lead the way
in all phases of your solar project, here’s what you can expect.

From your initial assessment to project management, budgeting, scheduling and acquiring your permits, we handle all major aspects of your project.


We acquire the best quality materials for your project at the lowest cost possible, giving you the best value for your dollar.


We design your solar project to ensure that it meets your needs in the most affordable way
possible. We do it all, including system designs to as-built drawings.


Our project manager leads all construction projects to ensure that installation, construction and maintenance projects go smoothly and efficiently.

Green Incentives for
Your Solar Project

Take advantage of the various incentives and grants available for
your solar energy retrofit project. Interest free loans, federal
grants, and much more.

Contact Ottawa’s
Solar Energy Experts

Ready to get started? Give us a call or send us a quick
message for all your solar & green energy needs.