Scientific Ecology Group, Inc. located in Oak Ridge, Tennessee was founded by H.W.(Bud) Arrowsmith in 1985.Microsoft Word - 04-02-06 Award WM04 (email) It quickly grew to become the leading radioactive waste processor in the United States employing 1,400 personnel at its largest.Duratek buys waste processing company - Baltimore Business Journal Treatment technologies included supercompaction, incineration, vitrification and metal melt.

In 1989, Westinghouse Electric acquired Scientific Ecology Group.

In 1997, GTS Duratek acquired Scientific Ecology Group.

In 2006, EnergySolutions acquired Duratek.

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