G. M. Voogt cc was established in 1997 in order to supply quality control services, quality representation, technical assistance and Authorised Inspection Authority (A I A) activities as required by individual companies. Since the 1st of March 2011 the Company has been running as a Government Approved Inspection Authority with our SANAS Accreditation LVUP080.

Usizo Engineering was founded in 1998. To provide Professional Electrical Energy Services (Project Engineering, Procurement, Construction Management, Electrical Network Operations & Maintenance) . To offer opportunities to indigenous Black individuals and promote Gender Equality. The Firm is a member of CESA, SABTACO, (GBCSA) Green Building Council South Africa and is ISO 9001: 2015 certified by Dekra- ITS.

Zeal Engineering Consultants (Pty) Ltd is one of the most successful engineering consultancy firms established in 2005 by individuals with vast experience and expertise in the industry. Zeal is a level 1 BBBEE company which is 53% women-owned, controlled and managed. The company provides services in Consulting Electrical and Mechanical Engineering, Information Technology and Project Management. The company's expertise covers a wide-ranging scope of electrical and mechanical engineering services. Our electrical and mechanical design engineers have a wealth of experience in the planning, design and project management of engineering and built environment projects for various clients including government, state owned companies and private developers. Through our association with proficient companies we are able to in-source such expertise as and when the need arises both in the public and private sectors. Zeal is a company of distinction and is led by individuals with excellent