Hengestone Holdings Inc., operating under the brand Unilock, is a manufacturer of concrete pavers and segmental wall products in North America. Established in 1972, the company is recognized for its innovative approach to creating high-quality and durable landscaping products suitable for residential, commercial, and industrial applications. Unilock is known for its wide range of designs, textures, and colors, catering to a variety of aesthetic and functional needs. The company also emphasizes sustainability and environmental responsibility in its manufacturing processes.