At Wallis, our people have a wealth of knowledge and experience in the industry.

Graeme Wallis

Managing Director

Graeme has been managing director since 1980 and is responsible for all aspects of Wallis Drilling. He spent 5 years in the finance industry and since then he has been with Wallis Drilling for 39 y...

Graeme has been managing director since 1980 and is responsible for all aspects of Wallis Drilling. He spent 5 years in the finance industry and since then he has been with Wallis Drilling for 39 years.

  • Member of Institute of Company Directors.
  • Life membership of both Australian Drilling Industry Association and Mineral Drilling Association of Australia

Graeme Wallis

Managing Director

Graeme has been managing director since 1980 and is responsible for all aspects of Wallis Drilling. He spent 5 years in the finance industry and since then he has been with Wallis Drilling for 39 years.

  • Member of Institute of Company Directors.
  • Life membership of both Australian Drilling Industry Association and Mineral Drilling Association of Australia

Mark Crumby

Chief Executive Officer

Mark was an executive with the ANZ Banking Group between 1988 and 2008. The following year he commenced employment with Wallis Drilling. Qualifications & Relevant Awards...

Mark was an executive with the ANZ Banking Group between 1988 and 2008. The following year he commenced employment with Wallis Drilling.

Qualifications & Relevant Awards

  • Masters of Business Administration (MBA)
  • Graduate Australian Institute of Company Directors (GAICD)

Mark Crumby

Chief Executive Officer

Mark was an executive with the ANZ Banking Group between 1988 and 2008. The following year he commenced employment with Wallis Drilling.

Qualifications & Relevant Awards

  • Masters of Business Administration (MBA)
  • Graduate Australian Institute of Company Directors (GAICD)

Nigel Cottrill

Chief Financial Officer

Managing the administrative and financial aspects of the company. Professional History 1988–1991 Accountant with Hamersley Iron 1991-1992 Internal Audi...

Managing the administrative and financial aspects of the company.

Professional History

  • 1988–1991 Accountant with Hamersley Iron
  • 1991-1992 Internal Auditor CRA
  • 1992-1993 Senior Accountant with Hamersley Iron
  • 1993-1996 Specialist Adviser – Risk management and Insurance with Hamersley Iron
  • 1996 – Senior Accountant – Kaltim Prima Cola Indonesia
  • 1997-1998 Business Analyst Engineering – Hamersley Iron
  • 1998-2000 Senior Business Analyst – Hamersley Iron

History with Wallis

  • 2000-2007 Accountant
  • 2008 onwards Chief Financial Officer

Qualifications & Relevant Awards

  • Bachelor of Business Degree from Edith Cowan University

Nigel Cottrill

Chief Financial Officer

Managing the administrative and financial aspects of the company.

Professional History

  • 1988–1991 Accountant with Hamersley Iron
  • 1991-1992 Internal Auditor CRA
  • 1992-1993 Senior Accountant with Hamersley Iron
  • 1993-1996 Specialist Adviser – Risk management and Insurance with Hamersley Iron
  • 1996 – Senior Accountant – Kaltim Prima Cola Indonesia
  • 1997-1998 Business Analyst Engineering – Hamersley Iron
  • 1998-2000 Senior Business Analyst – Hamersley Iron

History with Wallis

  • 2000-2007 Accountant
  • 2008 onwards Chief Financial Officer

Qualifications & Relevant Awards

  • Bachelor of Business Degree from Edith Cowan University

Grant Wallis

Drilling Manager – Iron Ore

Grant manages the RC drilling division which operate predominately in the Pilbara region of Western Australia. Professional History 2 year’s experience with hig...

Grant manages the RC drilling division which operate predominately in the Pilbara region of Western Australia.

Professional History

  • 2 year’s experience with high safety and training company – Fallright / Saferight
  • 2 year’s experience in lifting and rigging – BHP Lifting Products / Bullivants
  • 2 year’s experience in crushes, screens and conveyors – Nordberg / Metso Minerals

History with Wallis

  • 15 years experience with Wallis Drilling
  • 2 years managing Wallis Field Services
  • 3 years managing Australian exploration Division
  • 9 years managing International Division

Qualifications & Relevant Awards

  • Bachelor of Business Degree from Edith Cowan University
  • Graduated Frontline Management
  • Graduated Company Directors course from Australian Institute of Company Directors

Grant Wallis

Drilling Manager – Iron Ore

Grant manages the RC drilling division which operate predominately in the Pilbara region of Western Australia.

Professional History

  • 2 year’s experience with high safety and training company – Fallright / Saferight
  • 2 year’s experience in lifting and rigging – BHP Lifting Products / Bullivants
  • 2 year’s experience in crushes, screens and conveyors – Nordberg / Metso Minerals

History with Wallis

  • 15 years experience with Wallis Drilling
  • 2 years managing Wallis Field Services
  • 3 years managing Australian exploration Division
  • 9 years managing International Division

Qualifications & Relevant Awards

  • Bachelor of Business Degree from Edith Cowan University
  • Graduated Frontline Management
  • Graduated Company Directors course from Australian Institute of Company Directors

Stephen Easterbrook

Drilling Manager - International

Stephen is currently filling the role and managing all aspects of the international business. History with Wallis 4 years experience with Wallis Drilling ...

Stephen is currently filling the role and managing all aspects of the international business.

History with Wallis

  • 4 years experience with Wallis Drilling
  • 4 years based overseas as Operations Manager International

Stephen Easterbrook

Drilling Manager - International

Stephen is currently filling the role and managing all aspects of the international business.

History with Wallis

  • 4 years experience with Wallis Drilling
  • 4 years based overseas as Operations Manager International

Kim Wallis

Drilling Manager – Exploration

Managing the Exploration Division of the company. Professional History Has been working for the company for nine years in various roles. Prior to this, was working in...

Managing the Exploration Division of the company.

Professional History

Has been working for the company for nine years in various roles. Prior to this, was working in the IT industry for a tier one stockbroking firm and law firm.

History with Wallis

First arrived on board to work in the Field Services Division. As the company grew, he then shifted to assisting in the operations department. He then progressed to the role of managing the company’s light Aircore rigs and now currently presides as the Drilling Manager of the Exploration Division of the company.

Kim Wallis

Drilling Manager – Exploration

Managing the Exploration Division of the company.

Professional History

Has been working for the company for nine years in various roles. Prior to this, was working in the IT industry for a tier one stockbroking firm and law firm.

History with Wallis

First arrived on board to work in the Field Services Division. As the company grew, he then shifted to assisting in the operations department. He then progressed to the role of managing the company’s light Aircore rigs and now currently presides as the Drilling Manager of the Exploration Division of the company.

Brendan Moran

Engineering & Maintenance Manager

Brendan is in charge of overall control of engineering and maintenance group for Wallis Drilling. Professional History HD Diesel fitter tradesperson (primarily earthmo...

Brendan is in charge of overall control of engineering and maintenance group for Wallis Drilling.

Professional History
HD Diesel fitter tradesperson (primarily earthmoving – civil).

History with Wallis
Started as a tradesperson in 1986, became a maintenance supervisor in 1993 and progressed to his current role as Engineering & Maintenance Manager in 1998.

Brendan Moran

Engineering & Maintenance Manager

Brendan is in charge of overall control of engineering and maintenance group for Wallis Drilling.

Professional History
HD Diesel fitter tradesperson (primarily earthmoving – civil).

History with Wallis
Started as a tradesperson in 1986, became a maintenance supervisor in 1993 and progressed to his current role as Engineering & Maintenance Manager in 1998.

Chris Verran

HSE & Business Services Manager

Chris manages the HSE & Business Services division covering HSE, Quality, Human Resources and Insurances. Professional History Chris has 12 years of experience in the dr...

Chris manages the HSE & Business Services division covering HSE, Quality, Human Resources and Insurances.

Professional History Chris has 12 years of experience in the drilling industry. Prior to that had 7 years in commercial construction industry.

History with Wallis

  • 12 years with Wallis Drilling
  • 7 years field based drilling roles (Oil and Gas – CSG and Exploration Divisions)
  • 1.5 years HSE & Training Advisor
  • 2 years Senior HSEQ & Training Coordinator
  • Current HSE Business & Business Services Manager

Qualifications & Relevant Award

  • Cert IV Occupational Health and Safety
  • Cert IV Training and Assessment
  • Cert IV Front Line Management
  • Taproot – Advance Investigation Team Leader
  • Lead Auditor – Quality Systems
  • Diploma of Drilling Oil/Gas (Onshore)
  • Cert IV Drilling – Mineral Exploration

Chris Verran

HSE & Business Services Manager

Chris manages the HSE & Business Services division covering HSE, Quality, Human Resources and Insurances.

Professional History Chris has 12 years of experience in the drilling industry. Prior to that had 7 years in commercial construction industry.

History with Wallis

  • 12 years with Wallis Drilling
  • 7 years field based drilling roles (Oil and Gas – CSG and Exploration Divisions)
  • 1.5 years HSE & Training Advisor
  • 2 years Senior HSEQ & Training Coordinator
  • Current HSE Business & Business Services Manager

Qualifications & Relevant Award

  • Cert IV Occupational Health and Safety
  • Cert IV Training and Assessment
  • Cert IV Front Line Management
  • Taproot – Advance Investigation Team Leader
  • Lead Auditor – Quality Systems
  • Diploma of Drilling Oil/Gas (Onshore)
  • Cert IV Drilling – Mineral Exploration