HVAC Build & Mechanical Services
Not just design.
Our jobs are built to last.
Our HVAC (heating, ventilation and air conditioning) Build and Mechanical Services deliver successful projects to our clients every time.
For over 35 years, we’ve been building specialised HVAC mechanical systems that adapt to the demands of modern construction, with a strong focus on maintainability and energy efficiency.
We know that a successful project is one that is completed on spec, on time, and on budget — all with no compromises on quality.
We don’t just meet strict operating and regulatory standards. We create a quality atmosphere that is safe, comfortable and engaging. From large scale new construction to the upgrade of major plant and equipment in operational facilities, we understand the critical role that building HVAC systems play in the operation of a building.







Our HVAC Build & Mechanical Services Capabilities
Full Design Services
We are a leading provider of HVAC design services. Our committed design team understands the built environment and have years of experience in delivering new construction, fit-out and refurbishment works across all industry sectors.
We take the time to listen, to provide accurate and unbiased advice, and to deliver a clear and documented design solution to meet your needs.
Value Engineering Solutions
We strive to deliver the best value for our client’s money. Our team will review all aspects of your project to detect issues early, solve problems, and identify and eliminate unwanted costs.
From system design recommendations and alternative equipment selections, to balancing constructions costs with long-term operating costs, we aim to satisfy your requirements without compromising on quality, function or performance.
Integrated BIM and Management
Our team is ahead of the industry when it comes to Building Information Modelling (BIM) and management. Using BIM for spatial coordination and constructability evaluation allows issues to be addressed before construction begins. This is a clear advantage, saving both time and money, and can help avoid costly reworks.
Our in-house specialists will work with you to show you how to reap the benefits of the technology we use. Watch your project come to life with increased labour productivity, better utilisation of resources, improved cost performance and overall profitability.
Client testimonials
Specialist Project Management, Supervision and Site Management
We employ the best in the business and our project managers and supervisors bring years of experience to the job and a firm commitment to getting things done.
Our project managers head the construction effort and work hard to exceed your expectations. They are dedicated to being a trusted partner, providing solid direction and implementing proven management and control processes to deliver your project to the highest standard.
All the elements of your project are kept consistent by working with a tight-knit circle of partners we have built trusting relationships with. All the moving parts will always be where you can see them, and you can check in at any time through a single point of contact.
Prefabrication and Modularisation
We are highly skilled in the use of prefabrication and modular fabrication fabrication technology and can offer you a complete pre-engineered solution from concept development through to completion.
We integrate prefabrication design to streamline quality, consistency and delivery of multiple services within buildings, all of which benefit safety outcomes, timeliness of the project and labour costs.
See some of our projects
Specialist Mechanical Piping
We deliver a complete range of mechanical pipework services with a strong focus on quality, safety and compliance. Our capabilities include chilled and heating pipe systems, steam and compressed air, artesian water, and medical and laboratory gases.
Our highly experienced, in-house tradespeople are experts when it comes to mechanical piping, ensuring they give you the best possible outcome and solutions for all your pipework needs.
In-house Duct, Pipe, Lagging and Welding Services
To guarantee your project is delivered to the highest standards for quality and workmanship, we directly employ and train the specialist tradespeople needed for all stages of construction.
This ensures we are well prepared for your project, capable of adapting, and if needed, can find solutions to construction issues as we maintain control of the job.
Commissioning and Balancing Services
The importance of commissioning and balancing services cannot be overstated. It ensures your system is performing to its full potential and meeting both owner and occupant needs.
We are NEBB certified and proactive in the use of building analytics. Whether it’s verifying your new system is operating as designed, re-balancing after lay-out changes, or testing the performance of your current equipment – we have the expertise to enhance the performance and longevity of your mechanical systems.
Build and Mechanical Services Experience

Canberra Airport Terminal
The Multi User Terminal Redevelopment was a major redevelopment of the terminal precinct at Canberra Airport.
The works included a new 50,000m² terminal, two 38,000m² car parks with office accommodation on the top levels, a central elevated road, road network infrastructure and upgrading and extension to aprons and taxiways to service the aircraft.

Christchurch Justice and Emergency Services Precinct
Officially opened in September 2017, the Christchurch Justice and Emergency Services Precinct is the largest combined justice and emergency services facility in Australasia and was the first major project delivered by the New Zealand Government under the Christchurch Central Recovery Plan following the devastating 2010 earthquakes.

3 Molonglo Drive
Working alongside long-term partner Construction Control, Benmax successfully delivered the mechanical services for this impressive commercial building located at Brindabella Business Park, Canberra. At 35,000 m2, it is twice the size of any other office building located within the precinct, and its environmentally-advanced design supports a 5 Star Green Star rating and 5.5 Star NABERS base building energy rating.

Let’s work together
HVAC design specialists since 1986. Best practice is our standard.
We design, build and maintain specialised mechanical systems for commercial and industrial facilities to provide healthy, safe and efficient indoor environments for people to live, work and play. We’ve spent three decades building our reputation. We’ve done that by doing a good job, and getting another job.