By early in this decade Spence Engineering Company owned half of the market for pilot-operated steam regulators
Spence manufacturing facility moved to its current 79,000 square foot location in Walden, NY
Spence family sold the company to Watts Industries, a well-established valve manufacturing corporation with a strong presence in the HVAC market
Spence acquires the Nicholson Steam Trap line of industrial and process steam traps
Spence Engineering Company takes over the manufacturing of safety relief valves, from the Watts Industries Canadian division, and becomes certified by the American Society of Mechanical Engineers (ASME) as a manufacturer and assembler of safety relief valves
Fueled by a reputation for building quality products, Spence sales more than doubled from $6.7 million to $14 million.
Spence acquires the Series 2000 line of Temperature Regulator from Ashcroft.
Spence Engineering and Nicholson Steam Trap receive ISO-9001 certification as manufacturers of fluid control and steam specialty devices
CIRCOR International, of Burlington, MA, acquired the HVAC, Oil & Gas, and Instrumentation divisions of Watts Industries including Spence Engineering.
Spence acquired the RXSO Rockwood Swendeman line of cryogenic safety relief valves
Spence Engineering incorporates "Six Sigma" lean manufacturing practices at its Walden, NY facility