Hart & Iliff Fuel and Energy Systems Email Format

Oil and GasNew Jersey, United States2-10 Employees

Hart & Iliff Fuel and Energy Systems is a small oil and gas service provider based in Newton, New Jersey, with a long-standing history dating back to 1889. The company serves residential customers in Sussex, northern Morris, and northern Warren Counties, offering a range of heating, cooling, and related energy services. Its core offerings include delivery of specialized fuels such as Ultrablend Heating Oil and Ultra Low Sulfur Diesel, along with installation, repair, and maintenance of heating equipment, domestic hot water systems (including solar thermal options), central air conditioning, and ventilation systems. Positioned in the heating, cooling, and energy services segment, the firm focuses on end-to-end support for home comfort and energy needs. The business operates with a small team and maintains a presence in the local market through its longstanding service footprint and comprehensive maintenance capabilities.

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