Newton Kight LLP | 72 followers on LinkedIn. One of the oldest existing law firms in Snohomish County, the firm now known as Newton Kight L.L.P. was originally founded by Clifford Newton in 1913, in Everett, Washington. In 1920, he was joined by his brother, Arthur Newton, and they formed the firm of Newton and Newton. Henry Newton, the son of Arthur Newton, joined the practice in 1961.