The transfer agent for Cornerstone Building Brands common stock is Computershare, Inc. Stockholders who need assistance with their accounts or wish to eliminate duplicate mailings should contact:

By Mail:

Computershare Trust Company, N.A.
P.O. BOX 505000
Louisville, KY 40233-5000

By Overnight Delivery:

Computershare Trust Company, N.A.
462 South 4th Street, Suite 1600
Louisville, KY 40202


GO TO COMPUTERSHARE