It’s East coast meets Northwest at George and Susan Howison’s Mercer Island custom waterfront estate (4338 E. Mercer Way), where they have lived in since 1996.

George Howison was in the oil business in Texas in 1991 when he and his wife came out to Seattle looking for waterfront and bought the Mercer Island property as a tear down.

In 1995, they returned to Seattle and tore the old home down to build one like those they had been familiar with as kids.

“My wife and I are from New England…