INTEGRATED ANNUAL REPORT 2017

b Harmony Gold Mining Company Limited Integrated Annual Report 2017

REFERENCEA full glossary of terms is available on the website, www.har.co.za

Throughout this report, $ or dollar refers to US dollar, unless otherwise stated.

K refers to kina, the currency of Papua New Guinea.

Moz refers to million ounces and Mtrefers to million tonnes.

All production volumes are in metric tonnes (t), unless specifically stated as imperial tons.

Harmony Gold Mining Company Limited (Harmony), a gold mining and exploration company with 67 years of experience, has operations in South Africa one of the worlds best known gold mining regions and in Papua New Guinea one of the worlds premier new copper-gold regions. At Harmony, we understand the impact that our company has on the lives of the people we employ, the communities that surround our mines and the environment, as well as the economic contribution that we make to the countries in which we operate.

OUR REPORTS ONLINEHarmonys full set of 2017 reports and supporting documents are available at www.har.co.za.

The electronic reports are interactive pdfs, with links to sections within the document and to external websites. The interactive links are indicated by text in red italics.

Roll out of the Harmony values at Wau

Papua New Guinea

PRODUCTION GUIDANCE MET FORSECOND CONSECUTIVE YEAR (FY17: 1.088Moz) (FY16: 1.082Moz)

FIFTH CONSECUTIVE ANNUAL INCREASE INUNDERGROUND GRADE RECOVERED (FY17: 5.07g/t) (FY16: 5.02g/t)

NET DEBT REDUCED TO R887 million (US$68 million) (FY16: R1.08 billion, US$74 million)

HEDGING STRATEGY SECURES CASH MARGINS(FY17: R1.7 billion (US$126 million) realised)

HEADLINE EARNINGS PER SHARE UP 35%298 SA CENTS (21 US cents) (FY16: 221 SA cents (15 US cents))

TOTAL DIVIDEND DECLARED FOR THE YEAR OF85 SA CENTS (7 US cents)

KEY FEATURES YEAR-ON-YEAR

www.har.co.zawww.har.co.za

Harmony Gold Mining Company Limited Integrated Annual Report 2017 1

About this report 2

Directors responsibility for the integrated annual report 3

INTRODUCING HARMONYCorporate profile 4

Value creation 7

How we performed 10

Chairmans letter 12

Chief executive officers review 14

Financial directors report 16

Social and ethics committee: chairmans report 20

Board of directors 24

Executive management 26

UNDERSTANDING HARMONYOur strategy 29

Our business context 30

Managing our risks and opportunities 32

Stakeholder engagement and material issues 39

HARMONY IN ACTIONSafety and health 42

Employees and communities 51

Environmental performance 62

Mining Charter compliance scorecard 78

Operational performance 80

Exploration and projects 84

Mineral resources and reserves summary 91

GOVERNING HARMONYCorporate governance 98

Remuneration report 109

Audit and risk committee: chairmans report 120

Assurance report 124

Directors report 126

Company secretarys certificate 127

Shareholder information 128

Forward-looking statements 131

Directorate and administration 132

CONTENTS

Tshepong

Tshepong

Masimong

2 Harmony Gold Mining Company Limited Integrated Annual Report 2017

ABOUT THIS REPORT

Our Integrated Annual Report 2017 covers Harmonys performance for the 2017 financial year (FY17), from 1 July 2016 to 30 June 2017. Certain comparative historical information is presented where relevant and to provide insight into our future plans.

In summary, our Integrated Annual Report 2017 encompasses the following elements:

Review and reflect

External factors and material issues

Future plans and outlook

Primary audience

Performance in terms of our strategic objectives and business model

Impact of external environment in which we operate and how we manage these variables

What we plan to do in the future and how we intend to achieve this

All stakeholders, but primarily shareholders

This report covers all of Harmonys operations in South Africa as well as its operational and exploration activities (joint venture and own) in Papua New Guinea. It details the material environmental, socio-economic and governance aspects of our operations, and of Harmony as a whole. Discontinued operations have been excluded unless otherwise stated.

For the purposes of this report we define the short, medium and long term as follows:

Short term six months to a yearMedium term one year to three yearsLong term longer than three years

In addition to this integrated report, the Harmony suite of 2017 reports also comprises the following:

Mineral Resources and Mineral Reserves 2017

Comprehensive mineral resource and mineral reserve information on our mines, projects and exploration

Form 20-F

Annual report filed with the United States Securities and Exchange Commission, in compliance with the listing requirements of the New York Stock Exchange

Global Reporting Initiative Scorecard

An index of the indicators reported in terms of the Global Reporting Initiative

Operations 2017

Detailed information on each operation

Financial Report 2017

Audited annual financial statements (No restatements were made in the 2017 financial year)

Report to Shareholders 2017

Contains the notice of annual general meeting, proxy form and summarised financial statements

The full set of the 2017 reports and accompanying supplementary information are available at www.har.co.za

Kusasalethu

www.har.co.za

Harmony Gold Mining Company Limited Integrated Annual Report 2017 3

This integrated report has been compiled

in line with the International Integrated

Reporting Councils Framework, the Global

Reporting Initiative G4 guidelines and the

King Report on Governance for South Africa

2016 (King IV report).Everything we do, from risk assessment and decision making to

reporting, is informed by our values and our understanding of how

various elements of the business fit together. We have applied this

integrated approach to our reporting sharing insights into both our

financial and non-financial performance. Certain key non-financial

performance indicators presented in this report were assured by

SizweNtsalubaGobodo. Their assurance report is available on page 124.

The mineral resource and reserve information presented was

compiled in accordance with the South African Code for Reporting

of Exploration Results, Mineral Reserves and Mineral Resources; the

Australian Code for Reporting of Mineral Resources and Mineral

Reserves; the Industry Guide 7 of the United States Securities and

Exchange Commission; and the JSE Listings Requirements. This

information was gathered, reviewed and confirmed by the relevant

competent persons.

All the reports making up our 2017 suite of reports, together with

a Glossary of Terms, defining the terms used in these reports, are

available online at www.har.co.za. Any additional information can be

found on our website at www.harmony.co.za.

DIRECTORS RESPONSIBILITY FOR THE INTEGRATED ANNUAL REPORT 2017

Our board of directors has overall accountability for this

integrated report. Having reviewed the report and guaranteed

the integrity of the contents, the board, supported by the

recommendations of the audit and risk committee, confirmed

that this report presents a balanced and representative view

of the company and its performance in the past financial year.

The board approved this report on 26 October 2017.

Patrice Motsepe Peter SteenkampChairman Chief executive officer

Frank Abbott John WettonFinancial director Chairman: Audit and risk committee

FEEDBACKWe welcome your feedback on these reports. Should you have any comments or suggestions on this report, contact our investor relations team at: HarmonyIR@harmony.co.za

Masimong

Tshepisong Primary School Doornkop

Joel

www.harmony.co.zawww.har.co.zamailto;HarmonyIR@harmony.co.za

4 Harmony Gold Mining Company Limited Integrated Annual Report 2017

Harmony, a gold mining and exploration company, conducts its activities in South Africa, one of the worlds best-known gold mining regions, and in Papua New Guinea, one of the worlds premier new gold-copper regions. With 67 years of experience, Harmony is South Africas third largest gold producer.

Headquartered in Randfontein, South Africa, Harmony is listed on the Johannesburg Stock Exchange and on the New York Stock Exchange, on which its shares are quoted as American Depositary Receipts.

WHO WE ARE

WHERE WE OPERATE

Western Highlands

Morobe Province

PAPUA NEW GUINEA

Hidden Valley

Wafi-Golpu project (50%) Kili Teke

SOUTH AFRICA

SURFACE

Kalgold

Surface sources

UNDERGROUND

Tshepong operations (including Phakisa)

Bambanani Target 1

Joel Masimong

Unisel Doornkop

Kusasalethu

Free State

North WestProvince

Gauteng

Harmonys equity interest 100% unless otherwise indicated

In South Africa, our nine underground operations are on the world-renowned Witwatersrand Basin two on the West Rand and seven in the Free State, in the southern portion of the Basin. In addition, we have an open-pit mine on the Kraaipan Greenstone Belt as well as several surface operations.

In Papua New Guinea, Hidden Valley is a wholly-owned open-pit gold and silver m