Why AJEC – A & J Energy Consultants

You’re not just a client – you’re our priority.

Our mission is to put your needs at the heart of everything we do. We’re committed to building lasting relationships through trust, reliability, and exceptional service that makes partnering with us so easy and hassle-free, you’ll feel like our only client!

Visionary Leadership

Jack Zhou, AJEC President

Master energy advisor, quality assurance specialist, CHBA net zero energy advisor & Trainer

A trusted leader in building science and energy efficiency with 20+ years of hands-on experience, Jack is recognized as the energy professional other experts turn to!

Jack’s influence spans global educational initiatives and leadership roles with industry authorities like OHBA, CHBA, and Natural Resources Canada.

Under Jack’s leadership, we are poised to continue introducing cutting-edge solutions, expanding our impact across the industry.

our vision

Your success is our success. We aim to empower builders with the tools and knowledge they need to create energy-efficient, comfortable, and profitable homes. By fostering growth, learning, and strong partnerships, we lead the charge in sustainable building practices.

our values

We focus on personalized service, building strong relationships with tailored solutions. With hard-earned expertise from hands-on experience, we provide practical advice. Our commitment to growth fuels continuous improvement for ourselves and the industry.

Trusted Expertise, Proven Credentials

certifications and partnerships reflect our dedication to excellence and industry leadership.

We are proud to be:

Consultants and Trainers for the OPA, CMHC, Union Gas, Enbridge Gas Distribution, EnerQuality Corp, NRCan, Canmet ENERGY, and the Ontario Ministry of Education, Colleges, and Universities.
Qualified and Registered Energy Advisors by Natural Resources Canada.
Certified Radon Mitigation Technicians.
Certified Thermography Consultants.

Why Trust AJEC?

experience

Over a decade of experience with more than 10,000 homes assessed.

expertise

Industry-leading certifications and partnerships.

commitment

A passion for sustainability and energy efficiency.

relationships

A personal, client-first approach to every project.

You can’t know it all. That’s why you have us.

Staying on top of energy codes, technology, and best practices is a full-time job—ours! We filter out the noise and deliver the key insights homebuilders need to exceed compliance, build faster, cut costs, and maximize quality. Don’t miss out.