Sherwin Ranaweera and Sri Shan
Sri and Sherwin joined the ATS network in 2025 and are the dedicated ATS team in Parramatta.
Sherwin thrives on working in the field, taking pride in delivering quality results on-site and getting the job done right the first time. Known for his reliability and approachable nature, he builds strong client relationships while bringing a personal touch – and often a chat about cricket.
Sri brings more than 40 years of experience in telecommunications and over 20 years in workplace health and safety, with a proven track record of delivering professional test and tag services since 2009. As a vocational trainer, he ensures both he and the team remain up to date with the latest standards and best practices.
Together, Sri and Sherwin combine deep industry expertise with hands-on service to provide reliable, friendly, and professional safety solutions to businesses across Parramatta and surrounds.
With services ranging from Testing & Tagging and RCD testing through to Emergency Exit Lighting and Fire Extinguisher inspection and testing, Sherwin prides himself on providing honest, ethical and knowledgeable customer service coupled with a high attention to detail and a strong commitment to workplace safety.  He services numerous environments ranging from mobile units to large factories, production facilities, retail and hospitality environments, educational and medical practices.
As part of the ATS network, Sherwin and Sri’s clients have access to ATS’s interactive online reporting portal and can tap into the combined resources of a truly national service provider.
Regardless of the size of your organisation, Sherwin, Sri and ATS can accommodate your service requirements.
You can find out more about ATS’s services in NSW on Test and Tag Sydney and NSW page.
Testimonials
A great operator. Always on time, very friendly and organised. A true asset to ATS.
Master Labour Solutions
Very professional in the services provided.
Rail Corp – Town Hall Station
Very satisfied with the services. Much appreciated.
Novartis Animal Health
Polite, professional and a pleasure to deal with.
AEMO
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Locations Serviced
- Ermington
- Rydalmere
- Dundas
- Carlingford
- Beecroft
- Parramatta
- West Pennant Hills
- Silverwater
- Granville
- North Parramatta
- Northmead
- Ermington
- Rydalmere Bc
Parramatta NSW 2150
Australia
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| Saturday | Closed |
| Sunday | Closed |