We are a Melbourne based company, located on the West of Melbourne in Hoppers Crossing. We specialise in, Structural Steel, Industrial Maintenance, Custom Welding & All Steel Fabrication Plenary Engineering focuses on producing the highest quality steel and metal products with advanced steel fabrication processes and machinery. Our commitment to quality metal products, good customer service, and ability to manufacture, assemble and deliver according to customer deadlines has earned earns us the trust and recognition from our clients and the industry.