Alexandre L’Heureux, CFO

September 10, 2015

CORPORATE

PRESENTATION

Canaccord Genuity

Infrastructure Conference

George Washington Bridge – New York, NY

WE ARE…

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A leading global professional

consulting firm, with revenues

from professional services (no

construction risk)

A powerful global brand

ranked amongst the best by

ENR, with technical leadership

in Transportation, Civil

Infrastructure and Buildings

One of the fastest growing

firms in our industry

The engineer behind

award-winning projects

Heathrow Terminal 2B - London, UK

A LEADING FIRM, WITH WORLD-CLASS EXPERTISE

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Source: ENR Top 225 International Design Firms – August 2015

PURE-PLAY ENGINEERING

ENVIRONMENT AND PLANNING

ENGINEERING AND

CONSTRUCTION

Top International Design Firms # 6

•Transportation # 2

•Buildings # 4

•Power #4

4 WE HAVE BUILT A DIVERSIFIED GLOBAL FIRM

Canada

20% Net revenues

EMEIA

39% Net revenues

Americas

26% Net revenues

APAC

15% Net revenues

PRO FORMA 2014 COMBINED NET REVENUES: $4.0B

85% from industrialized countries and 15% from emerging countries (Colombia, Middle East, Africa and Asia)

Chenab Bridge - India

5

Infrastructures (Transportation/

Municipal Infra) 41%

Buildings 32%

Industrial/Energy (incl. approx. 5% from

oil and gas and approx.

5% from mining) 20% Environment

7%

Based on pro forma 2014 combined net revenues London Bridge Station – London, UK

THE MAJORITY OF OUR REVENUES IS FROM NON

RESOURCE-BASED SECTORS

A PROVEN AND SUSTAINED PERFORMANCE

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1,020.1

1,677.2

2,349.9* 2,113.7

12 13 14 H1 15

125,4

180,6

253.5*

191,3

12 13 14 H1 15

NET REVENUES ADJUSTED EBITDA

CAGR

+52%

CAGR

+42%

*Based on reported financial results,

which include only 2 months of Parsons Brinckerhoff

SOLID BALANCE SHEET

(NET DEBT/EBITDA)

1,5 2,0 1,8 1,8

12 13 14 H1 15

PROPERTY/ BUILDINGS

Economic growth

Population growth

Social infrastructure

Commercial development

INFRASTRUCTURE

Urbanization

Mobility

Aging assets

Impacts of climate change as opportunities within the water market

INDUSTRIAL & ENERGY

Natural resources

Power demand

Asset productivity

Technology

Industry growth

ENVIRONMENT

Climate change

Sustainability

Permitting

Social acceptability

Corporate governance

7 OUR POSITIVE OUTLOOK IS SUPPORTED BY

FAVORABLE LONG-TERM DRIVERS

Shard Tower – London, UK Dallas-Forth Worth Connector – Dallas, US Medupi Power Station – Limpopo, S. Africa Canadian Malartic Mine – Malartic, Canada

LOOKING AHEAD

2015-2018 STRATEGIC PLAN

WE WILL CONTINUE TO STRENGTHEN

OUR TECHNICAL EXPERTISE

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TRANSPORTATION BUILDINGS

INFRASTRUCTURE ENVIRONMENT

We want to focus on our core

markets of expertise

We want to consolidate our

local presence

We want to be a top-player in

each of these sectors

ENR

#2

ENR

#4

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YEAR TO DATE ACQUISITIONS

DIVERSIFYING OUR EXPERTISE, STRENGTHENING OUR PRESENCE

BUILDINGS

INFRASTRUCTURE

P3

2,000 employees

ENVIRONMENT

GEOTECHNICAL

BUILDINGS SCIENCES

215 employees

ENVIRONMENT

GEOTECHNICAL

BUILDINGS SCIENCES

250 employees

BUILDINGS

(STRUCTURE)

40 employees

TELECOM

35 employees

BUILDINGS (MECHANICAL)

50 employees

PROJECT MANAGEMENT

400 employees

STRENGTH & AGILITY FOR OUR FUTURE

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ALWAYS BE THE FIRST CHOICE FOR CLIENTS,

PARTNERS AND EMPLOYEES

$1.3B THROUGH

ACQUISITIONS

> 11% EBITDA

MARGIN

10% of our REVENUES from global clients

45,000 EMPLOYEES

EMPLOYEES CLIENTS OPERATIONAL

EXCELLENCE GROWTH

$6.0B NET REVENUES

5% ANNUAL ORGANIC

GROWTH

< 85 DAYS DSO

> 1 CASH FLOW /

NET INCOME

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THANK YOU