Gypsum Management and Supply (GMS) Acquires Serrano Drywall Supply in Iowa


Tucker, GA – Gypsum Management and Supply, Inc. (GMS), a leading distributor of drywall in the U.S., has signed an agreement to acquire Serrano Drywall Supply in Iowa City, Iowa. Serrano Drywall Supply will become the eleventh location under Tamarack Materials, a GMS company with current locations in Minnesota, Wisconsin and the Dakotas. The deal marks the strategic entrance of GMS into the Iowa marketplace.

“We are excited about the expansion into Iowa”, said Jerry Speights, Vice President of the Central Division of GMS. “The combined strength of the Tamarack and Serrano brands will come together in Iowa City, presenting an exciting opportunity to service our customers”. When asked why Serrano, Jerry had this to say, “It was an easy choice- they have the same cultural values, supported by well-established relationships in Iowa and many years of operational experience. That is why we knew they would be a great addition to the GMS family”.

Mike Callahan, President of GMS said of the acquisition, “We are pleased to bring Serrano Drywall Supply into the GMS family. Their commitment to delivering exceptional quality of service, personnel, products and safety fits with the GMS culture. This partnership provides GMS the opportunity to expand our service footprint in the state of Iowa.”

About GMS:

GMS is a leading distributor of drywall, acoustical ceilings and other specialty building materials in the United States. Founded in 1971, GMS now operates a network of more than 140 distribution centers nationwide.

About Serrano Drywall Supply:

Serrano Drywall Supply has over 25 years experience in the building products industry.

For more information about GMS please visit or email

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