GMS Investor Presentation — April 2018

Document content

GMS Acquisition of WSB Titan

Extending Market Leadership in North America

Safe Harbor and Basis of Presentation

Forward- Looking Statement Safe Harbor -This presentation includes "forward- looking statements" within the meaning of the Private Securities Litigation

Reform Act of 1995. All of these forward- looking statements are based on estimates and assumptions made by our management that, although believed by us to

be reasonable, are inherently uncertain. Examples of forward- looking statements include those related to net sales, gross profit , gross margins, capital

expenditures and market share growth, as well as non- GAAP financial measures such as Adjusted EBITDA, the ratio of debt -to-Adjusted EBITDA, adjusted net

income and base business sales, including any management expectations or outlook for fiscal 2018 and beyond. In addition, statem ents regarding potential

acquisitions and future greenfield locations and statements regarding the impact of the recent tax legislation, fiscal 2018 and 2019 effective tax rates and the

expected use of tax savings are forward- looking statements, as well as statements regarding the markets in which the Company or Titan operates, product

expansion opportunities, the combination of best practices, statements regarding expected synergies, cost savings, margin improv ement, expected accretion, the

expected transaction multiple, the expected timing of the transaction and the potential for growth in the commercial, residential and repair and remodeling, or

R&R, markets. Forward- looking statements involve risks and uncertainties, including, but not limited to, economic, competitive, governmental and technological

factors outside of our control, that may cause our business, strategy or actual results to differ materially from the forward- looking statements. These risks and