Carmeuse Lime (Canada) Limited's Friendly Offer to Acquire STT Enviro Corp. Extended to June 5, 2017 - Seite 3

The Carmeuse Group is headquartered in Luxembourg and operates in about 90 locations in Italy, Belgium, France, the Netherlands, Slovakia, the Czech Republic, Hungary, Romania, Bosnia, Turkey, Oman, Thailand, Ghana, the United States, Canada and Colombia.

Forward-Looking Information

This news release includes forward-looking information about STT and Carmeuse including their business operations, strategy and the proposed STT acquisition. Forward-looking statements include statements that are predictive in nature, depend upon or refer to future events or conditions, or include words such as 'expects', 'anticipates', 'intends', 'plans', 'believes' or negative versions thereof and similar expressions. In addition, any statements that may be made concerning future financial performance (including revenues, earnings or growth rates), ongoing business strategies or prospects about future events is also a forward-looking statement. In particular, but without limiting the foregoing, this press release contains forward-looking information and statements pertaining to expectations, beliefs, plans, goals, objectives, assumptions, information, possible future events, conditions including statements relating to the Offer, timing of payment for Shares deposited to the Offer and Carmeuse's desire to acquire all of the Shares not acquired pursuant to the Offer. Various assumptions were used in drawing the conclusions or making the projections contained in the forward-looking statements.

Forward-looking statements are based on certain factors and assumptions, including expected growth, results of operations and business prospects and are inherently subject to among other things, risks, uncertainties and assumptions about operations, economic factors and the industry generally. They are not guarantees of future performance, and actual events and results could differ materially from those expressed or implied by forward-looking statements, due to, in particular, the fact that there are many factors that are beyond the parties' ability to control or estimate precisely, including future market conditions, the behaviour of other market participants and the risk of unexpected costs or liabilities relating to the Offer. The reader is cautioned to consider these and other factors carefully and not place undue reliance on STT or Carmeuse's forward-looking statements. Reliance on forward-looking statements is at an investor's own risk. Management of each of STT and Carmeuse are under no obligation (and expressly disclaim any such obligation) to update or alter the forward-looking statements whether as a result of new information, future events or otherwise, unless otherwise required by law.