Gero Diagnostics was established in 1992. This Closed Corporation is owned by Georg Rettermayer and Robert Rettermayer. We specialize in environmentally friendly cleaning methods that do not damage surfaces and are free of chemicals.
In 2009 we established a sister company; Gero Sandblasting cc.
For the last 23 years we have developed a TLB rental division. Gero rents out TLB’s to private individuals as well as large construction companies.
Based in the northern suburbs of Johannesburg, we provide services throughout Gauteng. Gero strives to provide a service that is efficient, reliable and cost effective to you, the client. We welcome commercial, industrial and residential projects.
We harness and develop a mutually beneficial relationship with our clients, thus creating confidence in our application abilities. Health and Safety is of utmost importance to us. We continiously strive to work better and more efficeiently without compromising on quality.
Our friendly dedicated staff will assess your requirements and advise on proper procedure.