March 1, 2017

Q4 2016 and Fiscal 2016 results

2017 Outlook

Q4 HIGHLIGHTS2

Strong global performance

Key financial targets provided in fiscal 2016 guidance achieved

Positive view for 2017 and beyond

Q4 2016 FINANCIAL PERFORMANCE3

MEASURE Y/YPERFORMANCE

Net revenues* + 6.4%

Organic growth in net revenues* +4.5%

Adjusted EBITDA* +9.1%

Backlog* +5.5%

* Non-IFRS measures are described in the ‘Glossary’ section of the MD&A

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2016 ACQUISITIONS

MexicoStructural engineering

50 employees

FinlandProject management in buildings

20 employees

SwedenPower and energy

25 employees

◆ Financed using our balance-sheet◆ Additional skill-sets within our network◆ New geographies

Water division - Chile, PeruWater

250 employees

USCogeneration10 employees

UKPublic transportation and infrastructure

2,000 employees

AustraliaStructural engineering

20 employees

NorwayStructural engineering

115 employees

Without foreign currency fluctuation

2016 OPERATIONAL PERFORMANCE

REGIONPERCENTAGE

OF TOTAL NET REVENUES

ORGANIC GROWTH PERFORMANCE

Canada 19% (9.4%) • Sluggish economy• Slower than anticipated roll-out of federal

infrastructure planAmericas 30% 4.2% • US: Continued roll-out of FAST Act

EMEIA 37% 2.6% • UK and Sweden: Solid public-sector funded projects

• Middle-East: Low energy prices impacting clients

APAC 14% 3.7% • Australia: infrastructure-driven recovery• Asia: weak economy affecting private sector,

mainly in Mainland China

TOTAL 100% 1.0%

A RECOGNIZED EXPERTISE6

#1 International Design firm• #1 in Transportation• #3 in Buildings

Completed or under construction high-rise buildings

• #1 in MEP

MAJOR PROJECT WINS7

UNITED STATES− Pensacola Bay Bridge

CANADA− Highway 427 extension P3

UNITED KINGDOM− Smart Motorways Programme− HS2 – High Speed Rail B’Ham/Manchester/Leeds

ASIAKuala Lumpur to Singapore High Speed Rail

REVENUES* AND NET REVENUES*8

1,660.1

6,064.0

1,798.4

6,379.6

Quarter Year

Revenues Net Revenues

1,248.2

4,486.8

1,327.7

4,895.1

Quarter Year

2015 2016

+8.3%

+5.2%

+6.4%

+9.1%

* Non-IFRS measure

ADJUSTED EBITDA* AND ADJUSTED EBITDA MARGIN*9

124.0

441.5

135.3

499.0

Quarter Year

+9.1%

+13.0%

9.9% 9.8%10.2%

10.2%

2015 2016

* Non-IFRS measure

ADJUSTED NET EARNINGS* AND ADJUSTED NET EARNINGS PER SHARE*

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AdjustedNet Earnings

AdjustedNet Earningsper share

32.4

172.8

68.8

223.7

Quarter Year

0.33

1.87

0.68

2.22

Quarter Year

+112.3%+18.7%

+29.5%

+106.1%

2015 2016

* Non-IFRS measure

BACKLOG*11

Q4 2016 COMPARED TO Q4 2015

(in millions of dollars, except percentages) Total

Hard Backlog Q4 2016 $5,668.8

Hard Backlog end of Q4 2015 $5,199.7

Net change ($) $469.1

Organic Growth 0.7%

Acquisition Growth 7.7%

Foreign Currency Impact 0.6%

Net change % Q4 2016 vs. Q4 2015 9.0%

5,199.75,529.7 5,667.4 5,371.2 5,668.8

Q4 2015 Q1 2016 Q2 2016 Q3 2016 Q4 2016

10.1 monthsof revenues

* Non-IFRS measure

STABLE DSO* AS COMPARED TO LAST YEAR12

76 77

82

87

77

Q4 2015 Q1 2016 Q2 2016 Q3 2016 Q4 2016

* Non-IFRS measure

FINANCIAL POSITION AND NET DEBT/TTM ADJUSTED EBITDA* RATIO

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(in millions of dollars) Q4 2016Financial liabilities $1,082.1

Less: Cash and cash equivalents ($230.8)

Net debt $851.3

TTM adjusted EBITDA* $499.0

Net debt / TTM adjusted EBITDA* 1.7x

Net debt /TTM adjusted EBITDA*, incorporating full 12-month adjusted EBITDA* for all acquisitions

1.7x

* Non-IFRS measure

2017 OUTLOOK

* Non-IFRS measure. 1) Due mainly to personnel and real estate integration costs related to the acquisition of Mouchel completed in Q4 2016 and to real estate integration costs pertaining to the MMM acquisition completed in Q4 2015.

Net revenues* Between $5,000 million and $5,300 million

Adjusted EBITDA* range Between $510 million and $560 million

Seasonality and adjusted EBITDA* fluctuations

Q1: 20% to 22%Q2: 24% to 26%Q3: 28% to 30% Q4: 24% to 26%

Tax rate 27% to 29%DSO* 80 to 85 days

Amortization of intangible assets related to acquisitions Between $65 and $75 million

Capital expenditures Between $120 and $130 millionNet debt to adjusted EBITDA* 1.5x to 2.0x

Acquisition and reorganization costs* Between $15 million and $25 million 1)

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2017 REGIONAL OPERATIONAL OUTLOOK

AMERICASStrong US Transportation and

Infrastructure pipeline MIDDLE EASTDifficult economic

conditions

AUSTRALIATransportation is the fastest growing

segment of all our businesses worldwide

CANADASluggish economy

Changing economic landscape NORDICSPositive and growing outlook

ASIASlowdown in mainland China

UKEconomy set to continue to expand at moderate pace

SOUTH AFRICA

Difficult economic conditions

QUESTIONS AND ANSWERS

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