Jennmar Services
At Frank Calandra Inc. and subsidiaries, our most important strength is our people. We recruit and develop a talented and diverse group of individuals to continue to grow our business and contribute to our success. Our company is a leader in supplying high-quality products to the mining and tunneling and civil construction industries. Frank Calandra Inc. and its subsidiaries are highly respected all over the globe by its customers, suppliers, and the communities we serve.