IMAA News
Nathan Wanstrath Receives 2020 Keystone Award
IMAA started awarding the Keystone Award in 1998. By definition the keystone is the topmost stone of an arch, popularly thought of as “especially holding the others in place.” This year, IMAA recognizes another person for his impact on the Indiana aggregate industry. IMAA congratulates Nathan Wanstrath of New Point Stone Company for receiving the […]