Marsh Bellofram Group of Companies specializes in manufacturing and delivering innovative temperature sensors, particularly thermocouples, since 1955. Their product range includes a variety of thermocouples for different industries such as general, plastic, mineral insulated, and engine thermocouples. They also offer high-temperature industrial assemblies, tube temps, multi-point thermocouples, high-pressure thermowells, resistance temperature detectors, and protection tubes. The company focuses on custom solutions for markets like transportation, food applications, oil & gas, plastics, power generation & energy, fired heaters, and industrial compressors, ensuring quality through rigorous testing and inspection procedures.