15.03.2011

DATA FOR ANALYST

Five-year overviewGroup Note 2010 2009 2008 2007 2006

CHF 1,000 CHF 1,000 CHF 1,000 CHF 1,000 CHF 1,000

Consolidated revenue (like for like) 1), 2) 2'388'418 2'279'835 2'299'465 2'315'804 2'440'761EBIT before special charges (like for like) 4) 72'649 75'534 62'111 61'979 44'528Special charges and income 5'009 -7'891 -3'108 -23'311 -27'484Operating income 77'658 67'643 59'003 38'668 17'044Group profit 52'458 47'055 39'983 25'534 6'142

EBITDA 112'552 104'603 98'528 84'678 54'370Free cash flow 39'920 92'654 169'116 -113'284 23'820

Cash 349'274 128'749 118'364 47'153 107'346Short-term financial liabilities 1'605 42'180 80'342 158'645 81'096Long-term finacial liabilities 198'155 673 1'335 5'780 15'718Net cash position 149'514 85'896 36'687 -117'272 10'532

Equity 495'484 426'340 423'238 404'894 368'550Equity ratio in % 29.5 30.9 31.1 30.2 28.7

Production output (like for like) 3) 2'716'205 2'637'277 2'541'911 2'704'968 2'745'020Order book 5) 3'070'314 3'445'184 2'958'904 2'512'783 2'198'259Headcount (FTE) 5'424 5'350 5'439 5'444 6'171

1) Derivation from consolidated revenue (like for like) to consolidated revenue (IFRS):

Consolidated revenue (like for like) 2'388'418 2'279'835 2'299'465 2'315'804 2'440'761 Elimination of revenue from Batigroup 1.1. - 2.3.2009 - - - - -92'000 Revenue from discontinued operations - - 25'000 64'821 65'107 Consolidated revenue (lFRS) 2'388'418 2'279'835 2'324'465 2'380'625 2'413'868 Materials and sub-contractors -1'480'942 -1'412'677 -1'437'757 -1'448'835 -1'517'735 Staff costs -655'035 -639'828 -669'966 -711'280 -686'704 Other operating expenses -147'030 -126'887 -133'395 -138'678 -158'836 Depreciation and amortisation -34'894 -36'960 -39'525 -46'010 -37'326 Income from associates 7'141 4'160 3'807 2'846 3'294 Gain from sale of subsidiaries - - 11'374 - 483 Operating income 77'658 67'643 59'003 38'668 17'044 Financial expenses -13'791 -7'173 -11'962 -10'422 -8'342 Financial income 4'174 2'163 3'015 3'312 5'337 Profit before tax 68'041 62'633 50'056 31'558 14'039 Tax -15'583 -15'578 -10'073 -6'024 -7'897 Consolidated profit 52'458 47'055 39'983 25'534 6'142

Information for Analyst'_5-year-overview_DEF_E.xls

15.03.2011

Five-year overviewGroup Note 2010 2009 2008 2007 2006

CHF 1,000 CHF 1,000 CHF 1,000 CHF 1,000 CHF 1,000

2) Breakdown of consolidated revenue (like for like)

Consolidated revenue (like for like) 2'388'418 2'279'835 2'299'465 2'315'804 2'440'761 Intergroup revenues 350'093 280'746 242'529 253'902 210'815 Segment revenues (like for like) 2'738'511 2'560'581 2'541'994 2'569'706 2'651'576 General Contracting/ Services 1'136'717 1'111'342 1'127'914 1'128'932 1'184'889 Projectdevelopment 173'783 127'413 99'934 143'171 167'862 Infrastructure Construction 1'200'636 1'123'329 1'114'508 1'120'144 1'122'425 Tunnelling 152'035 136'926 151'663 136'063 142'824 Prime Buildings 13'989 6'121 6'342 6'237 - Miscellaneous and Holding company 61'351 55'450 41'633 35'159 33'576

3) Breakdown of production output (like for like):

Group production output (like for like) 2'716'205 2'637'277 2'541'911 2'704'968 2'745'020 Intergroup revenues 350'093 280'746 242'529 253'902 210'815 Segment production output (like for like) 3'066'298 2'918'023 2'784'440 2'958'870 2'955'835 General Contracting/ Services 1'136'717 1'111'342 1'127'914 1'128'932 1'178'592 Projectdevelopment 173'783 127'413 99'934 143'171 94'995 Infrastructure Construction 1'344'886 1'292'545 1'206'839 1'275'159 1'204'243 Tunnelling 335'572 325'153 301'778 370'212 402'630 Prime Buildings 13'989 6'121 6'342 6'237 - Miscellaneous and Holding company 61'351 55'449 41'633 35'159 75'375

4) Breakdown of EBIT before special charges (like for like):

EBIT before special charges (like for like) 72'649 75'534 62'111 61'979 44'528 General Contracting/ Services 15'385 17'448 15'467 10'180 12'131 Projectdevelopment 20'925 21'407 10'295 15'415 5'980 Infrastructure Construction 25'117 24'639 24'370 21'464 8'837 Tunnelling 18'639 24'381 26'450 22'100 20'723 Prime Buildings -3'069 -7'904 -6'632 -4'103 - Miscellaneous and Holding company -4'348 -4'437 -7'839 -3'077 -3'143

5) Breakdown of order book (like for like):

Order book (like for like) 3'070'314 3'445'184 2'958'904 2'512'783 2'198'259 General Contracting/ Services 1'663'196 1'799'006 1'293'224 1'250'689 1'121'923 Infrastructure Construction 712'278 825'413 652'562 505'943 396'760 Tunnelling 598'959 815'267 1'013'118 756'151 679'576 Prime Buildings 95'881 5'498 - - -

Information for Analyst'_5-year-overview_DEF_E.xls