
RPEQ Engineering
in Toowoomba
Black Square Engineering provides independent, RPEQ-led engineering certification, inspection, and compliance support for clients in Toowoomba and across the Darling and Western Downs, Southern and South Western Queensland, and Northern New South Wales.
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RPEQ-led verification and certification support
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Industrial, gas, and heavy plant experience
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Site attendance across regional and remote areas
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Backed by full head office engineering capability

Engineering services available in Toowoomba
We provide the same full engineering capability from our Toowoomba location, with work shared across offices to ensure depth of expertise and efficient delivery.
Who we work with in Toowoomba and Southern Queensland
We support operators and contractors across agriculture, transport, construction, manufacturing, gas fields, energy infrastructure, and regional local government throughout the Darling Downs, Western Downs, Southern and South Western Queensland, and Northern New South Wales.
Regional service footprint
Our Toowoomba office supports projects across the Darling and Western Downs, Southern and South Western Queensland, gas field regions, and Northern New South Wales, providing local access backed by shared engineering capability across all offices.
Toowoomba • Darling Downs • Western Downs • Lockyer Valley • Surat Basic • Maranoa • South Burnett • Central Highlands
