Efficient HVAC solutions shaping Australia’s sustainable future.
About GPAC
Expert Mechanical Contractors
With over 15 years’ experience, GPAC is an industry leading and well-trusted mechanical and refrigeration solution provider.
From humble beginnings, the business has grown exponentially in size with a team of dedicated installation and service technicians on hand offering mechanical services across the east coast of Australia managing projects over $1M+.
Our team has a proven track record in skills and competency across an array of sectors including commercial, government, retail, medical and hospitality industries.
With an emphasis on delivering high-quality work, building genuine relationships and ongoing commitment to safety – we are committed to exceeding client and industry standards.



Services
Engineering & Design
Comprehensive HVAC design and documentation services ensuring efficiency and compliance.
Mechanical Plumbing
Expert mechanical plumbing works including chilled water, pumps and condensate management.
Kitchen Exhaust
Design and installation of compliant kitchen exhaust systems for restaurants and facilities.
Mechanical Ventilation
Custom ventilation systems designed for comfort, compliance and safety in all building types.
Air Conditioning
Installation and maintenance of efficient cooling systems for commercial and industrial spaces.
Projects
Our Partners
“At GPAC we believe in a tailored service; there’s no ‘one size fits all’ approach for our clients. Whether you require a simple service or a base building upgrade. No ‘job is too big or too small.’
George Papas, Director at GPAC
Where Expertise Meets Reliability, Safety, and Performance
High Standards
We deliver projects that meet the highest levels of quality, safety and compliance, ensuring every system performs as designed.
Client Focus
Our approach is centred on relationships. We listen, plan and deliver tailored mechanical solutions that suit your site and your goals.
Sustainability
We’re committed to smart, energy-efficient systems that reduce environmental impact while improving long-term building performance.
Innovation
Through modern design tools, advanced technology and practical engineering, we create solutions that are efficient, durable and future-ready.
We’d love to hear from you

Phone number
1300 714 373
We’d love to share more with you, please complete this form and our dedicated team will get back to you shortly.