Grounded in Ontario

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• What's New with Licensing at ESA? What Ontario Electrical Contractors Need to Know 21.06.2026 26min

  What do new licensing updates mean for you or your business? ESA's Director of Licensing, Sarah Kempel, breaks down the biggest licensing changes affecting Ontario's licensed electrical contractors and master electricians, including the new self-serve licensing platform, annual renewals, compliance trends, enforcement activity, labor mobility updates, and the tools ESA is using to combat unlicensed electrical work. Whether you're an LEC, ME, or Designated Master Electrician, we've got valuable insights into the evolving licensing landscape and what it means for the future of electrical safety in Ontario.  
• Why New Pool and Hot Tub Code Changes Matter More Than Ever 26.05.2026 14min

  As Ontario's Electrical Safety Code introduces major new bonding requirements for pools and hot tubs, ESA Technical Advisor Trevor Tremblay breaks down why stray voltage is becoming a growing safety concern — and what electrical contractors need to know about equal potential bonding, perimeter grids, water bonding, and new hot tub requirements to protect clients, reduce liability, and avoid costly troubleshooting down the road. 
• What's New in the 2024 Ontario Electrical Safety Code 10.09.2025 18min

  The 29th edition of the Ontario Electrical Safety Code is now in effect, bringing important changes that contractors, designers, and DIY homeowners need to understand. In this episode, ESA Technical Advisor, Trevor Tremblay walks through the most notable updates, why they matter, and how to stay compliant as the rules shift. From EVSE load thresholds to outdoor receptacle requirements and pool bonding safety, staying informed now will prevent costly rework later.
• Meter Bases and Section 10 Changes 22.07.2025 14min

  While meter bases may seem like a simple piece of infrastructure, incorrect installations can pose serious risks. In this episode, ESA Technical Advisor, Trevor Tremblay discusses common mistakes, updated code requirements, and best practices for bonding and grounding meter bases in the lead-up to the October 2025 enforcement deadline. To stay sharp, contractors will need to read all rules carefully and always double-check labeling.
• The Future of Energy Storage Systems 10.12.2024 14min

  Energy Storage Systems (ESS) are transforming energy management by providing backup power, reducing electricity costs, and enabling greater energy independence, especially when paired with solar systems and EV chargers. In this episode, ESA's Technical Advisor Trevor Tremblay explains why it's critical for LECs to follow strict installation guidelines, including using fine-strand cables, maintaining one-meter working spaces, and adhering to location restrictions like avoiding crawlspaces or bedrooms to reduce severe hazards.
• Exploring a Career as an ESA Inspector 29.10.2024 15min

  ESA's Technical Advisor, Diana Madill, shares her inspiring career journey from electrician to inspector and helps break down the role and responsibilities of this critical position. Diana also discusses her career path to her current role, the credentials needed to advance and some of the challenges she's overcome as a woman in the trade. Whether you're a Master Electrician, a Licensed Electrical Contractor or just curious what a career in the electrical industry looks like, Diana provides a detailed roadmap for you to follow.
• Exploring Code Requirements for EVSE Installations 17.09.2024 11min

  With changing technology comes updated requirements. Karen Ras and Trevor Tremblay, Technical Advisor at ESA, explore electric vehicle supply equipment (EVSE) like charging stations for EVs. You'll hear updates on adjustable amperage settings, the need for disconnects, plan review requirements and the importance of upgrading service when installing EVSE.
• Understanding Knob & Tube Wiring 23.07.2024 12min

  While knob and tube wiring can be safe if properly installed and maintained, over time it can become a problem as newer wiring methods are intermixed and the system deteriorates. Karen Ras and Trevor Tremblay, Technical Advisor at the ESA, explain best practices for Licensed Electrical Contractors (LECs) dealing with knob and tube wiring to ensure safety and Code compliance.
• Hot Topics (June 2024) 24.06.2024 12min

  Karen Ras and Trevor Tremblay, a Technical Advisor at the ESA, return to discuss some hot topics and important developments every Licensed Electrical Contractor needs to hear, including changes in meter base standards, issues with ventilated 3R transformers, the rise of permanent holiday lighting, and the complexities of installing designer receptacles. We also answer some listener questions about EV chargers and acceptable methods for disconnecting.
• Piloting Remote Inspections 06.03.2023 12min

  For a long time, ESA communicated with Licensed Electrical Contractors through fax machines. But, as technology has advanced, so have the platforms for communication between inspectors and contractors. On this episode, host Karen Ras talks with Eric Kingston, ESA's VP of Operations about the latest innovations to ESA's services – including a brand new app. Kingston will dive into remote inspections, a new inspector mapping tool and how the organization will implement feedback into its initiatives.
• Risk-based Oversight 05.12.2022 17min

  ESA's Risk-based Oversight (RBO) program was developed more than two years ago as a tool to reduce the burden on contractor's time. On this episode, host Karen Ras chats with Will Barrett, ESA's General Manager for Operations, Planning and Support, to answer electrical contractors' most frequent questions about RBO and to get tips on how to simplify the inspection process. Barrett will also give his best advice on how to improve your defect ratio, so you can focus less on inspections and more on your business.
• Top Ten Defects (Part 2) 24.10.2022 14min

  A Licensed Electrical Contractor's defect ratio is one of the factors in determining the risk ranking for RBO. That's why, on this episode, host Karen Ras continues her conversation with Trevor Tremblay, technical advisor at ESA, on some of the most common defects recorded. Among the issues covered, Trevor gives advice on unapproved equipment and non-metallic cables and receptacles – so that you can stay up to date on how new products can present new electrical hazards.
• Top Ten Defects (Part 1) 26.09.2022 14min

  Last year, inspectors wrote more than 143,000 defects. On this episode, host Karen Ras speaks with Trevor Tremblay, technical advisor at ESA, about the most common defects recorded and what Licensed Electrical Contractors should keep in mind in order to be consistently compliant. Among the issues covered, Trevor gives advice on arc fault circuit interrupters, scheduling and how to make your inspection process more seamless.
• Safe Generator Installation 08.08.2022 18min

  With climate change bringing more severe storms, many consumers are looking to install generators to ensure they still have power in extreme weather situations. On this episode, host Karen Ras gets the lowdown from Trevor Tremblay, technical advisor at ESA, on the most challenging parts of generator installations and how Licensed Electrical Contractors can meet the requirements of the Ontario Electrical Safety Code. Karen and Trevor talk through the trends, types of generators and permit requirements you need to know to stay safe and grounded.
• The Underground Economy Revisited 27.06.2022 22min

  Individuals working in the underground economy (without proper licences or permits) undermine the public's trust in the electrical industry. In this episode, host Karen Ras speaks with Soussanna Karas, Director of Licensing at ESA, about how ESA is combating illegal electrical installations through educational materials and enforcement blitzes.
• Ontario Electrical Safety Code Changes 21.02.2022 25min

  As a licensed electrical contractor, the Ontario Electrical Safety Code helps ensure you do your job safely. On this episode, host Josie Erzetic catches up with Nansy Hanna, Senior Director of Engineering and Regulations, to talk about significant updates that you need to be aware of in the new Code edition (available May 5, 2022). Josie and Nansy cover specific changes regarding environmental causes and technological advancements to help keep everyone safe.
• Safely Installing Energy Storage Systems 14.12.2021 20min

  With the cost of battery storage coming down, more and more businesses, industries and homeowners are moving towards grid independence. On this episode, host Josie Erzetic talks with Trevor Tremblay, Technical Advisor at ESA, about the safest way to install energy storage systems. Trevor gives a glimpse into approved system requirements, when to file a notification of work and some brand new sections of Ontario Electrical Safety Code you don't want to miss. Note that ESA will issue a Bulletin to clarify the requirements for Energy Storage Systems in residences.
• The Underground Economy 08.11.2021 32min

  Each year, hundreds of unlicensed contractors perform electrical work in Ontario illegally— putting homeowners and families at risk of electrical shock, fire and even death. On this episode, host Josie Erzetic speaks with Soussanna Karas, Director of Licensing at ESA, about how ESA is targeting unlicensed and unpermitted work. Karas shares the ways you can report unlicensed electrical contractors and advice on how to protect your own licensure.
• Arc Fault and Ground Fault Circuit Interrupters 13.09.2021 26min

  Arc faults are one of the leading causes of fire hazards in a home. On this episode, host Josie Erzetic sits down with Trevor Tremblay, Technical Advisor at ESA, to discuss why it's important to install arc fault and ground fault circuit interrupters. Tremblay breaks down where they're needed, when to install them, and how to handle the nuisance tripping that may result from these products.
• Electric Vehicle Supply Equipment Installations 26.07.2021 17min

  With gas prices on the rise and the cost of electric vehicles going down, it's no wonder that electric vehicle charging stations are a hot commodity. On this episode, host Josie Erzetic joins Trevor Tremblay, Technical Advisor at ESA, in a conversation about the best practices for installing these EV charging stations including planning a safe spot to install, practicing routine maintenance to ensure the electrical system is up to the challenge, and the importance of filing a notification of work.