- Preferred Utilities | Fuel Oil Handling
- Preferred Instruments | Boiler Controls
- W.N. Best | Combustion Systems
- Preferred Engineering | Nuclear Outage Support
Preferred Utilities
Preferred Utilities engineers and fabricates fuel oil handling systems for diesel generators and dual-fuel fired boilers for mission critical facilities such as data centers, hospitals, and emergency response facilities.
Preferred Instruments
Preferred Instruments manufactures microprocessor based controllers, instruments, and electric actuators for combustion and process applications. Preferred Instruments also manufactures oil tank gauging and leak detection equipment.
W.N. Best
W. N. Best Combustion Equipment, founded in 1890, manufactures industrial #2 through #6 oil and gas burners, along with specialty systems and burners for thermal decomposition of sludge and contaminated petroleum products for product regeneration and heat recovery.
Preferred Engineering
Formed in 1980, Preferred Engineering engineers and manufactures Outage Support Equipment for nuclear power plants. Products include: Main steam line plugs for MSIV testing, Stud hole plugs, remotely actuated lifting devices, quick lock fastening and seal systems and many others.
Preferred Engineering
