HOME ABOUT US CAPABILITIES STEEL SUPPLY CONTACT Big Enough to Matter… SMALL ENOUGH TO CARE ™ Site Links HOME ABOUT US CAPABILITIES STEEL SUPPLY CONTACT EMPLOYMENT Contact Us! 5018 Murfreesboro Rd La Vergne, TN 37086 Phone (Toll Free) : (877) 288-8823 Phone (Office ) : (615) 287-1100 ISO 9001:2015 Certified ISO 17025:2017 Certified © 2019 Parthenon Tube, Inc. Coronavirus Update

HOME ABOUT US CAPABILITIES STEEL SUPPLY CONTACT Where We’ve Been, Where We’re Going, WHERE WE ARE TODAY In 1972, Charlie Hamby Jr., John Davis, and George Johnston began operations in the Smyrna Airport Airplane Hanger with just 2 tube mills and 1 recut machine. Today, we have matured and grown in capability and capacity, but a few things have always remained true to Parthenon – Safety, Quality, Customer Service, and most importantly, our People. Monarch Steel Company, Inc. Monarch Steel of Alabama, Inc. Southeast Tube, Inc. Parthenon Tube, Inc. Site Links HOME ABOUT US CAPABILITIES STEEL SUPPLY CONTACT EMPLOYMENT Contact Us! 5018 Murfreesboro Rd La Vergne, TN 37086 Phone (Toll Free) : (877) 288-8823 Phone (Office ) : (615) 287-1100 ISO 9001:2015 Certified ISO 17025:2017 Certified © 2019 Parthenon Tube, Inc.

HOME ABOUT US CAPABILITIES STEEL SUPPLY CONTACT In 1972, Charlie Hamby Jr., John Davis, and George Johnston began operations in the Smyrna Airport Airplane Hanger with just 2 tube mills and 1 recut machine. Today, we have matured and grown in capability and capacity, but a few things have always remained true to Parthenon – Safety, Quality, Customer Service, and most importantly, our People. Monarch Steel Company, Inc. Monarch Steel of Alabama, Inc. Southeast Tube, Inc. Parthenon Tube, Inc. Site Links HOME ABOUT US CAPABILITIES STEEL SUPPLY CONTACT EMPLOYMENT Contact Us! 5018 Murfreesboro Rd La Vergne, TN 37086 Phone (Toll Free) : (877) 288-8823 Phone (Office ) : (615) 287-1100 ISO 9001:2015 Certified ISO 17025:2017 Certified © 2019 Parthenon Tube, Inc.