Connecticut Commercial Electricity Suppliers — Compare Business Rates
Connecticut has retail-choice structures for eligible commercial electricity and natural gas accounts. Utility territory, account class, ZEN serviceability and executable supplier pricing remain separate from this public market context.
Zen Energy's take: Connecticut: latest Henry Hub spot data are stale; current market structure and contract timing matter more. Henry Hub natural gas is rising (+2.4%). ISO New England demand is rising (+4.5%). Connecticut's latest commercial electricity benchmark is 19.87¢/kWh for 2026-07. ISO New England demand provides the regional load context for this market, while local utility territory still determines retail eligibility. Electric choice is broadly available; natural-gas choice is limited to eligible accounts and territories.. Henry Hub is a wholesale natural-gas benchmark and is not a local utility tariff or executable supplier quote.. Executable supplier offers still depend on usage, utility territory, account eligibility and contract terms.. Data confidence is moderate because some applicable public-market inputs are delayed, stale or unavailable.
Opportunity: Current conditions favor continued market monitoring.
Request Supplier Pricing
Review your Connecticut utility, usage and contract context to determine whether account-specific supplier pricing can be requested.
Supplier availability and executable pricing depend on utility territory, account eligibility, usage, contract requirements and current market conditions.
Electricity Choice Available
Connecticut deregulated its electricity market under the Restructuring Act (1998). Eligible commercial customers in the Eversource and United Illuminating territories may choose a licensed Electric Supplier for the supply portion of their account.
Natural Gas Choice Available
Connecticut opened its natural gas market to retail competition. Eligible commercial customers in Eversource and Avangrid gas territories may choose a licensed Natural Gas Supplier for the supply portion of their account.
How the Rate Review Works
A straightforward path from public market context to account-specific procurement decisions.
Understand the market
Start with current Market Monitor context and the utility reference that applies to this page.
Analyze the account
Review utility, bill, usage and contract details before treating any public benchmark as actionable for your business.
Compare qualified pricing
When the account is quote-ready, compare supplier structures, terms and pricing that actually apply to that account.
Decide and monitor
Choose the structure that fits your timing and risk preferences, then keep monitoring the market and contract window.
Frequently Asked Questions
- Is Connecticut a deregulated energy state?
- Yes. Connecticut deregulated its electricity market in 1998. Eligible commercial customers in the Eversource and United Illuminating territories may choose a licensed Electric Supplier for the supply portion of their electricity account.
- Which utilities serve commercial customers in Connecticut?
- Eversource Energy serves most of Connecticut including Hartford, New Haven (portions), and the eastern half of the state. United Illuminating serves the greater New Haven and Bridgeport areas in southwestern Connecticut.
- Can Connecticut businesses lock in a fixed electricity rate?
- Yes. Fixed-rate contracts are available from licensed Electric Suppliers in Connecticut. Fixed rates provide price certainty over a defined term; variable and indexed structures are also available.
Related Resources
Ready to review Connecticut energy options?
ZEN will use your account details to determine which supplier pricing and contract structures can be reviewed for your business.