JIM of Tile Bright of Billerica did a fantastic job cleaning my tile and grout and resealed my grout!! My kitchen and two bathroom tiles looked like they where just installed. I would recommend his work as a 10 plus with a scale of 10 being the highest!!! Jim's work habits wre outstanding arriving on time,also offering a great discount and other promotions that gave me a great price with great quality and his personality was a joy.I would recommened Jim's products and service to anyone!! Oh i forgot to tell you that Jim came to my house and gave me a free demostration of cleaning and sealing of my tile and grout. This was done free of charge.Any one that would like to contact me about Jim"s service can at richmadison@***.net Again thanks Jim