aggregate industries us an overview will glusac ceo ai us st louis september 15 2010 holcim ltd

© Holcim Ltd 2010 Investor / Analyst Capital Markets Event 2010

Aggregate Industries US – an overview

Will Glusac – CEO AI US

St. Louis, September 15, 2010

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© Holcim Ltd 2010 Investor / Analyst Capital Markets Event 2010

Executive Summary Aggregate Industries US (AI US)

• Our markets are regional and product offering is broad

• A process of continuous improvement has been in place since the

crisis began

• We have taken the opportunity to develop one company where

eight regions existed in the past

• Fixed cost reductions of ~ USD 260M were achieved in the last two

years

• The renewed focus on improving operational efficiency is already

paying dividends

• Our culture is ‘performance based’, doing our ‘homework’ well with

passion

• We have a world class safety program

• AI US is well set up for recovery and will achieve its 27% EBITDA

margin target in aggregates with the recovery