Who we are

TRJ Engineering Group is a family owned and operated manufacturer, operating in Melbourne for over 45 years.

Terry Murphy founded TRJ in 1974, with a small factory in Dandenong. David Murphy (Terry’s son) is the current owner of TRJ Engineering. Today, we have an experienced team of over 35 tradespeople, boilermakers, fitters, turners, fabrication experts and managers at our modern Hallam factory.

The TRJ difference is the pride we take in every job we complete. Our passion and attention to detail has seen us work with major clients Australia-wide. Current clients include Bombardier, Yarra Trams, City of Melbourne, Ace Contractors, Officeworks and Pedders.

The scope of our work is as broad as our staff experience. This is supported by our state-of-the-art factory, featuring 4000m2 of modern machinery. Our manufacturing expertise extending across five major areas: earth-moving, transport chassis, street furniture, retail and general engineering

TRJ’s range of services has grown over the years. Nowadays, we offer laser cutting, guillotining, welding, general engineering, metal fabrication and brake pressing.

The TRJ difference

  • State-of-the-art engineering solutions
  • Quality Assurance Systems certified
  • Team of highly skilled and qualified staff
  • 45 years+ in precision engineering
  • Blue chip clients endorse our capabilities
  • Leader in manufacturing for major industries

Our Team

David Murphy

David Murphy

Managing Director

David moved from Bosch to join his father’s business in the 1990s. David has helped steer TRJ into a leading manufacturer today, with a stable, loyal and highly skilled workforce.

Ian Web

Ian Bailey


Ian Bailey has been with TRJ Engineering for 20 years, beginning as a supervisor. He was promoted to production manager and today serves as our Chief Executive Officer.


Leanne Mitchell



Andrew Sheehan


Matthew R

Matthew Rowe

Head of Engineering

Darren Meadow

Darren Meadows


Products and Services

TRJ Engineering has been providing steel fabrication and engineering services to customers throughout Melbourne for 40 years. It is an Australian owned and operated business which has grown to over 30 employees occupying over 3200 square meters in factory space in its current location in Hallam.

TRJ Engineering has been at the forefront of custom trailer fabrication ,we have been fabricating truck chassis for over 20 years and continue to evolve with our customers’ needs.

Strength, detailing and quality of finish are vital in the production of components for public areas. The TRJ Engineering group has been manufacturing street and park furniture for over 14 years.

We take pride in being able to take a project from design all the way through to installation. TRJ Engineering is dedicated to providing excellent service and state-of-the-art engineering solutions for all applications.

TRJ Engineering design and manufacture displays for many different retail applications. We have been undertaking work in this area for over 20 years and understand the need for a high standard of finish and impeccable detailing.

TRJ takes pride in designing and manufacturing all of our vandal covers, hand rails and demolition guards in-house. We are a quality-endorsed company to IS0 9001.

We are proud to work with

Mornington Peninsula Shire Council
Warrandale Industries
Hitachi Construction
Komatsu Australia
Salmon Buckets
Tutt Bryant Equipment
Genuine Truck Bodies
Bosch – Australia