William Joseph Steinway passed away peacefully on November 29, 2025. He was the only child of Elmo and Frances Steinway born on January 20, 1944 in Los Angeles, California. He graduated from Loyola University in 1966 with an Electrical Engineering degree and then to the University of Arizona for his Masters degree. He decided to continue with a PHd program at Southern Methodist University in Dallas Texas and there met Sherry Andrews who worked with graduate students through Texas Instruments Corp. In 1969 Bill and Sherry married. They moved to Massachusetts after graduation and Bill worked for MIT Lincoln Laboratories. During that time they lived 3 years on Kwajalein in the Marshall Islands where Bill worked on radars and the US defense. Bill and Sherry learned scuba diving, boating, deep sea fishing and sailing which was their love throughout their marriage while living on Kwajalein. After returning to Massachusetts to the Lab, Bill and Sherry decided to move South to Atlanta, Georgia – too cold in Massachusetts. Bill worked for Georgia Tech and eventually started a company named Gulf Applied Research a few years later. This company uses radar to locate Voids in highways and bridges and is still in operation. In 1988 Bill and Sherry moved to Florida and Bill worked for Coleman Research Corporation. Still in radar research Through the wall radar sensors and mine detection sensors were developed. Eventually a new company was started called Cyterra Corp and this company built hand held devices with the Army contracts to find land mines which are now used all over the world to save thousands of lives and limbs.

Bill is survived by his wife Sherry, son Keith, and Daughter in law, Cecile.  Also son David and daughter Diana and husband, Christopher Cawthorne.  Four grandchildren, Jasmine, Sabrina, Isaac, and Elliot and three great-grandchildren.