GMS Inc. announced the acquisition of the Hawaiian distribution assets of Grabber Construction Products, Inc. in Honolulu, Hawaii.

GMS Inc.announced the acquisition of Southwest Building Materials, Ltd., of Amarillo, Texas.

GMS Inc., announced that it has acquired substantially all of the operating assets of Washington Builder’s Supply Company.

GMS Inc. announced an amendment to its ABL Credit Agreement. Under the agreement, the ABL will expand to $345 million from $300 million.

Eagle Materials announced that the company’s President and CEO, Steve Rowley, has decided to retire as an officer and director of the company effective the end of this fiscal year.

Gypsum Management and Supply, Inc. announced the acquisition of Robert N. Karpp Co., Inc., based in Boston, Mass., marking GMS’ entry into the attractive New England market.