43 years

For 43 years, EJM has been delivering integrated software for the construction industry

1982
Our history begins

Ernst Marias, EJM’s founder, identified a gap in the market for cost management software and started the revolution that became EJM.  The first iteration of software was written in MS-BASIC on the CPM operating system.

2025
Where we are now

EJM now owns offices in Gauteng and branches across South Africa. EJM  offers solutions for business ranging in size from one person to hundreds of employees.

Our core team

Lana
Marais
Managing Director

Ms Marais holds a B.Compt from UNISA and an MBA from the University of NW, Potch. Her expertise is in the implementation of computer systems in construction.

Wikus
Hattingh
Technical and
Programming Director

Mr Hattingh has been administrating and developing software for the Windows platform since 1999.  He designed and implemented EJMSQL and EJMCloud.

Alida
Potgieter
Support Director

Ms Potgieter holds a BCom (Hons) in Cost Management and Accounting. She is an expert in deploying the EJM product series into a construction business.

Malwandla
Khosa
Quantity Surveyor

Ms Potgieter holds a BCom (Hons) in Cost Management and Accounting. She is an expert in deploying the EJM product series into a construction business.

Sakhele
July
Quantity Surveyor

Ms Potgieter holds a BCom (Hons) in Cost Management and Accounting. She is an expert in deploying the EJM product series into a construction business.

Nicola
Combrinck
Sales and Support

Ms Potgieter holds a BCom (Hons) in Cost Management and Accounting. She is an expert in deploying the EJM product series into a construction business.

Norman
Marshall
Support

Ms Potgieter holds a BCom (Hons) in Cost Management and Accounting. She is an expert in deploying the EJM product series into a construction business.

Johan
Potgieter
Technical Support and Programmer

Ms Potgieter holds a BCom (Hons) in Cost Management and Accounting. She is an expert in deploying the EJM product series into a construction business.

Partner with us

We’re a people-first tech company, built on strong relationships and embracing new challenges.

Our software automates, optimises, and delivers powerful insights for businesses of all sizes.

With decades of experience and a commitment to exceptional service, we grow with you—tackling your challenges as our own.

Book a demoMake enquiry