Our Branches

The Mills Fitchet Group is represented throughout South Africa by a team of independent, dedicated specialists based in various parts of the country


Johannesburg born William Hewitt has been the anchor of the Mills Fitchet Johannesburg branch since 1990. William’s passion for property valuations comes with his vast experience across South Africa and neighbouring countries.

Tel: +27 082 800 9221  |   Cell: +27 082 803 0973  Email: williamh@millsfitchetglobal.com

William Hewitt

Managing Director, Professional Valuer

NDPV, MRICS Registered Valuer, Member of SACPVP (without restrictions), Fellow member of SAIV, Appraiser Registered in terms of the Administration of Estates Act

William embarked on his career within municipal valuation departments and was thereafter head of Valuations at Syfrets Trust Limited for 10 years.

With 49 years of experience in the valuation industry and having valued in excess of 10 000 properties with a combined value in excess of R300 billion. 

His experience and expertise span across multiple disciplines and specialises in all types of income producing valuations, vacant land valuations, hotels, hospitals, airports, rental determinations, municipal objections and appeal hearings.

William has long-standing associations with a number of local and neighbouring corporations, which attests to his integrity, professionalism, and dedication to the profession.


This office is based in Hennops River, between Johannesburg, Pretoria and Hartebeespoort.  The director is Mark de Klerk, a Professional Valuer with over 30 years’ property valuation experience gained from working in a wide variety of fields, including financial institutions, local government and parastatals, as well as private consultancy work.

Cell: +27 (0)82 901 1934  |  Email:  markdk@telkomsa.net

Mark de Klerk

Director Mills Fitchet (Gauteng), Professional Valuer B. Com, NDPV, MSAIV

Mark is a Professional Valuer with 38 years’ experience in the valuations industry working for various financial institutions, municipalities and his own private valuation company.

Employers include Syfrets Trust, Standard Bank, Durban Corporation, Telkom Properties, Nedcor Investment Bank, MDK Consulting (own company) and Mills Fitchet (Gauteng).

Mark conducts valuations for a variety of purposes, including bank finance, balance sheets, establishment of purchase/sale price, portfolio listings etc.

Mark specialises in, Business, Commercial, Retail & Industrial Land and Building Valuations for:

  • Listed companies and portfolios
  • Raising of mortgage and property related finance
  • Insurance purposes (replacement values)
  • Proposed developments
  • Other specialist valuation services including rent reviews

He also values Residential and Specialised properties, and provides other services including:

  • Development projects
  • Townships
  • A wide range of associated consulting service