Earned Value Management

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The holding company, Marwillcor (Pty) Ltd, was established in 1982 by Director and founder, Willem Jacobus Viljoen (Willie). In 2000, Marwillcor Project Control Services (Pty) Ltd. was created as a subsidiary of Marwillcor that focuses on delivering ©World Class Project Controls™ based on Earned Value Management Principles, as well as providing competent staff to major mining, petro-chemical and construction companies. In 2012, Marwillcor Project Control Services was rebranded as MWC Project Control Services (Pty) Ltd. to stay current and to streamline its business. MWC (Pty) Ltd. has established worldwide trademark ™ and copyright © protection on “World Class Project Controls”.

ABOUT MWC (Pty) Ltd.

MWC Project Control Services’ vision is to become a leader in providing quality staff members, Earned Value Management training courses, consultation and support on ©World Class Project Controls™ based on Earned Value Principles to individuals and companies, local and international.

To date, MWC has over 45 permanent staff in its employment, which includes Project Managers, Project Control Managers, Project Planners, Cost Controllers, and Construction Managers that are sub-contracted to various companies.

MWC also offers Project Controls Training Courses in four different levels that are accredited by the Engineering Council of South Africa (ECSA).

MWC’s BEE status is a rating of 4.


Products MWC Project Control Services offers four Project Control courses in different levels, from basic to mastery level and an executive briefing. A synopsis of each course can be provided on request.

Currently MWC has ECSA accreditation (under Marwillcor Project Control Services (Pty) Ltd.) for its basic and advanced courses, with the mastery and executive briefing to be accredited in the near future.

Services MWC (Pty) Ltd. also offers consulting and support services on Project Controls based on Earned Value Management principles as well as outsourcing of Project Controls staff to projects. MWC currently has employees outsourced to client companies such as Anglo American, Sasol, Exxaro Eskom, Bokoni, Alstom S&E, Amec and many more.


MWC (Pty) Ltd. was registered in 1982, and has three subsidiary companies:
1.   MWC (Pty) Ltd. - The holding company has been in existence since 1982.
2.Projectstaff.net - Specialises in recruiting senior project staff worldwide. Staff can be trained in World Class Project Controls™ based on Earned Value Principles.
3. MWC Project Control Services (Pty) Ltd. - Specialises in the knowledge transfer of ©World Class Project Controls™ to major Project Management and Construction companies. We provide support, training, as well as competent staff delivering Project Controls based on Earned Value Management Principles to major Mining and Petro-chemical and industrial Project Management companies.

MWC Project Control Services (Pty) Ltd. has received ECSA (Engineering Council of SA) accreditation:
  • • ECSA CPD Accreditation No: SAIMechE-0229-03/11
  • • ECSA CPD Accreditation No: SAIMechE-0424-01/14
  • • ECSA CPD Accreditation No: SAIMechE-0562-05/15

Some of the major companies MWC (Pty) Ltd. have provided professional services to:
• Anglo Platinum• ThyssenKrupp
• M & R Middle East• Rio Tinto
• M & R South Africa• Concor
• Ecosource• Sasol Sastech
• PetroSA (Mossgas)• Genrec Engineering
• GLTA-Process Engineering    • Engineering & Projects Company (E+PC)
• Kentz• Steinmuller
• DRASA• Bateman (South Africa & Europe)
• Bechtel• Shaft Sinkers
• Sasol Mining• Exxaro




Willem Jacobus Viljoen (Willie) is the Managing Director of MWC Project Control Services (Marwillcor (Pty) Ltd. since 1987). He has more than 35 years’ experience in project controls, covering mining, petro-chemical, power generation and nuclear projects. Since 2005 Willie has attended various international conferences on EVM and has brought internationally recognised best practices to South Africa. He currently specialises in setting-up Project Controls based on Earned Value Management Principles on large projects. He is also a consultant to most major mining houses, and petro-chemical companies in South Africa.

Willie has held various senior positions during his career:

  •  1984 - 1987: Director of Group 5 Projects Construction.
  •   1987 - Date: Director of Marwillcor (Pty) Ltd. (now known as MWC for short). MWC (Pty) Ltd. provides ECSA accredited training workshops to the Project Management and Construction industries.
  •   2003 - 2004: Worked in collaboration with Dr. David Milne of David Milne & Associates to apply and assess Earned Value progress and performance measurement on major projects in South Africa.
  •   2004: Appointed as a member of the PMSA Standards Generation Body - A Government Gazette Appointment.
  •   2004 - 2005: Served on the Board as Director of the Cost Engineering Association of South Africa (CEASA).

Willie has presented several papers and workshops on Earned Value Management:

  •  2008: AACEI’s World Conference in Toronto.
  •   2009: PMSA Annual Conference in Cape Town.
  •   2012: ICEC World Conference in Durban.
  •   2012: Annual International EPCM Conference in Johannesburg.
  •   2012: Partnering with PricewaterhouseCoopers on the subject Earned Value Management.



Sannette Viljoen – EVP, CCC, B.BK (Workshop Presenter at MWC and Cost Control Manager)

Sannette Viljoen certified in 2010 as an Earned Value Professional (EVP) with AACEI (Association for the Advancement of Cost Engineering International) and in 2011 as a Certified Cost Consultant (CCC) also through AACEI. She has acquired her Corporate Communication degree (B.BK) from Potchefstroom University (RSA) in 1997. Sannette has more than 14 years’ experience in Project Cost Engineering and Project Controls, and currently works as a Cost Control Manager. She gives input at MWC’s 3-day training workshops, mostly covering the CPR (Cost Performance Report). Read more about the training under the Training/Workshops tab above.

Sannette has held various positions during her working career:
  •  1997-2009 – Project Planning & Costing at various EPCM and Engineering companies working mainly on Mining, Nuclear and Petro-Chemical Plants.
  •   2009 to 2012 – Earned Value Management Control Account Manager – practicing project controls and reporting on project progress, performance and project status, based on Earned Value Management Principles, on coal mining surface processing plants.
  •   Currently (since mid-2012) – Cost Control Manager at a major engineering and construction group – managing cost engineers on various projects by ensuring cost control are in line with cost control processes and procedures, and earned value management best practices and principles.

Sannette has attended the following international conferences on Earned Value Management:
  •  2008: AACEI’s World Conference in Toronto, Canada.
  •   2010: The College of Performance Measures’ Earned Value World Conference in Naples, Florida, USA.


Willem Viljoen – N.Dip, PSP (Project Planner and Primavera Specialist)

Willem acquired his National Diploma from Tshwane University of Technology in 2005 and certified as a Planning and Scheduling Professional (PSP) with AACEI (Association for the Advancement of Cost Engineering International) in 2012. Willem has over 6 years’ experience in project planning and consulting on Primavera software, which includes consulting for major companies in the Oil & Gas-, Power Utility- and Engineering and Construction Industries throughout South Africa.



Lundi Kumalo – BA Economics (Senior Project Controls Manager)

With BA in Economics, Lundi is a leader in the field and has proved to have a special talent on the subject Project Controls Based on Earned Value Management. Lundi was the Project Controls Manager managing the team that produced Transnet’s very first National Infrastructure Plan, determining the South African government’s future port and rail infrastructure spend, for the next 30 years. He was also the assistant Project Manager on the Richards Bay Coal Line Pre-Feasibility study to upgrade the line to 81 million tons per annum of export coal.


Wim Geldenhuys – B.Com; B.Phil. (Earned Value Technologist at MWC)

Wim is a graduate from both the University of Pretoria and Stellenbosch University where he acquired his B.Com and B.Phil degrees. Wim has several years’ working experience in finance where he consulted to corporates preparing for Financial Audits. Currently Wim is involved in project planning and seconded to another company.


Deirdré Gouws (Office Administrator)

Deirdré has 10 years’ experience in the EPCM environment and served as Document Controller and Cost Controller before making a move to become the Office Administrator at MWC. Deirdré has the normal responsibilities of general administration and communication, as well as editing and fine tuning the Curriculum Vitae’s of suitable candidates to be placed at major EPCM companies around Southern Africa under the MWC name. She is also the manager of MWC’s Employment Equity Plan for skills development; and also does the company’s payments and VAT submissions.


Catherine van Aarde – Head of Department (HR, Salaries and Debtors) at MWC

Catherine manages the MWC Human Resources, Salary and Debtors Department. She is responsible for client liaison on behalf of MWC, handling Professional Service Contracts and quotes between MWC and their Clients. Catherine also manages the MWC Payroll system and salary related matters for the sub-contracted staff and MWC full-time employees.


Amelia Viljoen - B. Cons.Sc. (Training Coordinator at MWC)

Amelia studied at the University of Pretoria to graduate in the field of Consumer Science. Amelia coordinates the training workshops from start to finish. She is also in charge of the aesthetics of most of MWC’s presentations, business cards, workshop books, CDs, MWC documents, as well as invoicing, editing and copy writing. Amelia also fulfils the role of event planner for the 3 annual MWC Year-end functions.



Naudé & Sons: (+27 12 3311 451)


The Anglo American Projects Academy (Partnering with MWC …)
… providing training in Project Controls based on Earned Value Management Principles world-wide.
D Konig: +27 82 331 0660

Anglo Platinum Projects
D Kriel: +27 83 417 0752
PSO Support (South Africa)

Sasol Mining
Contact: M Krüger: +27 82 461 5337
Programme Manager

G van der Merwe: +27 82 898 0261
Senior Project Controls Manager

H Pretorius: +27 83 451 3611
Senior Projects Manager

Eskom MWC currently holds a 5 Year contract (2013 to 2018) as a Panel C - Project Management and Engineering Service Provider for Eskom.