Who Are the Core Customers in Hydro One Company's Target Market?

Hydro One core customers are primarily residential and small-business accounts – about 1.5 million distribution accounts concentrated in rural and suburban Ontario where Hydro One holds a dominant distribution footprint; this group drives steady recurring revenue and high customer-count metrics.

Hydro One commercial customers and industrial customers include automotive plants, Northern Ontario mining operations, and greenhouse operations; these customers account for the bulk of throughput (MWh) and peak-demand charges and materially affect revenue volatility and transmission utilization.

Hydro One serves dozens of municipal and utility customers (Local Distribution Companies) as a wholesaler via its high-voltage transmission network; these LDCs are strategic partners for delivering power into dense urban centers such as Toronto and Ottawa and for system planning.

By account count and revenue stability, Hydro One residential customers are most important for long-term cashflow, while large Hydro One industrial customers drive peak demand revenues; overall the mix produces diversified earnings and underpins network investment plans – see History and Background of Hydro One Company for context History and Background of Hydro One Company.

Hydro One core customers cluster where industrial and residential expansion is highest – Windsor-Essex and Chatham-Kent lead due to greenhouse load growth and new battery plants, requiring targeted transmission capacity and more grid connections.

Northern Ontario mining electrification and remote communities seeking reliable grid ties represent meaningful demand growth for Hydro One industrial customers and municipal customers, especially for high-voltage transmission links and bulk power delivery.

Hydro One's transmission segment dominates revenue growth, supporting large industrial electricity customers Ontario-wide; in 2025 capital plans and OEB approvals prioritized transmission upgrades that align with Hydro One target market needs.

By early 2026, demand accelerated in Windsor-Essex and Chatham-Kent from greenhouse expansion and battery manufacturing, driving over $2,000,000,000 in dedicated transmission upgrade needs; Northern Ontario mining electrification further pushes transmission growth, making this segment the fastest-growing part of Hydro One's business. Read more in this Mission, Vision, and Values of Hydro One Company

Hydro One broadens its target market by funding $2.5 billion to $3.5 billion annually in grid upgrades to serve rising demand – enabling service to more residential, commercial, and industrial customers as Ontario peak demand is forecast to rise ~30% over the next decade. Strategic equity partnerships on transmission projects, like Waasigan with First Nations, accelerate new-connection capacity and access to rural and municipal customers. Read the Growth Outlook of Hydro One Company for more context.

Reliable service from continuous system renewal and a growing regulated rate base (projected to grow at ~6% CAGR through 2026) reduces outages and regulatory risk, keeping Hydro One residential customers and commercial customers satisfied. Timely project execution via local partnerships lowers regulatory friction and shortens lead times for new connections, cutting churn risk for large industrial electricity customers and municipalities.

Repeat demand comes from electrification trends: Hydro One is positioned as an electrification play, creating steady long-term infrastructure needs from residential EV adoption, commercial electrification, and industrial electrification projects. Investments in modernization increase ecosystem stickiness for Hydro One municipal and utility customers and secure recurring rate-based revenues from a broad base of Hydro One customer segments.

The single strongest lever is rate-base expansion driven by capital investment and capital recycling – backed by regulated returns – which makes Hydro One core customers a stable revenue source. In 2025/2026, the guaranteed infrastructure demand from the energy transition positions Hydro One as a low-risk, high-visibility asset for residential vs commercial customers, rural electricity services, and large industrial electricity customers across Ontario.