Architects, Builders, Developers, Suppliers and Masonry Contractors, whatever your profession, you will be proud to associate with Richvale York Block Inc. Proudly 100% Canadian owned and operated. Our state-of-art production facilities have a capacity to produce custom blocks, ensuring we meet your toughest deadlines. You can choose from our extensive inventory of blocks in over 350 different sizes, shapes and colors. Serving GTA and Southern Ontario. Call us for a free estimate.