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Trusted partnerships

Trusted by Industry Leaders

We partner with leading technology providers and industry leaders to deliver exceptional building management solutions across Australia.

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Building management system
What we do

BMS Solutions

We specialise in Building Management Systems for new construction and live retrofits, comprehensive BMS system audits, building energy analysis with detailed reporting, and flexible multi-vendor BMS service offerings.

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Professional team
Our team

People

We deliver great outcomes through our highly trained, experienced team members who communicate effectively at every level. Discover how our engaged specialists make the OzTech difference.

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Various industries
Our reach

Who we help

We deliver BMS project and service solutions across diverse industries including commercial, education, retail, residential, large-scale energy plants, medical facilities and distribution warehousing.

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Expert Building Management – Oztech BMS

If you had an F1 car, you’d want the best driver.

Commercial buildings are significant assets that require skilled management. Just as high-performance vehicles need experienced drivers to reach their potential, your building’s building management systems demand professionals who understand how to optimise their performance.



At Oztech, our people are these experts. With many senior technicians and engineers bringing decades of dedicated experience, we fine-tune your building systems to deliver exceptional outcomes. We go beyond basic operation to achieve maximum efficiency, meet NABERS targets, and significantly reduce long-term maintenance costs.



We know that precision control leads to performance. That’s why we’ve assembled a team of knowledgeable and committed professionals—united by our shared mission to better buildings, better relationships, and better outcomes for our clients and the environment.

See why we are the best drivers
F1 Racing Car - Precision Performance
System Efficiency
95%+
Peak performance optimization
🎯
NABERS Targets
5+ Stars
Consistently achieved
Do More With Less Section

Do more with less

Our experienced team delivers comprehensive BMS solutions with proven results across Australia since 1991.

✅ Complete BMS solutions spanning projects and ongoing service
✅ Multi-platform expertise across major control systems
✅ Proven results across commercial, healthcare, industrial and education sectors
✅ 24/7 responsive support with remote diagnostics capability
✅ Flexible engagement options to align with your budget requirements
✅ Open-source approach that prevents vendor lock-in and delivers flexibility
Commercial building
1000+
Projects Delivered

Our experienced projects team has installed and maintained systems in over 1000 projects across Australia since 1991.

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Team collaboration
14.2
Years Average Client Relationship

Our clients stay with us because we deliver results. This longevity demonstrates our commitment to ongoing service excellence, not just initial implementation.

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Energy efficiency dashboard
93%
Achieve NABERS Improvement

Within the first 12 months of our service involvement, the vast majority of our clients experience measurable improvements in their building’s energy efficiency rating.

Improve Your NABERS Rating
The OzTech BMS Difference

The OzTech BMS Difference

Experience building management the way it should be – professional, reliable, and focused on your success.

Same person every visit

Our tech stays with your site, allowing you to build a relationship, and for them to develop a deep understanding of your building.

Proactive service

We’re proactive about fixing faults and maintaining a work register.

Flexible contracts

We have comprehensive and preventative contracts that can meet your specific budget and building requirements.

Intelligent strategies

We leverage smart controls to push mechanical equipment further, getting more performance at a low cost.

Open source hardware + software

Our hardware and software is open-source, giving you the freedom to move to a different BMS provider if you find we’re not performing.

24/7 Service

We have a 24/7 service line that can help fix your faults ASAP when there’s an emergency.

OzTech BMS technicians working on building management systems
The OzTech BMS Advantage

The OzTech BMS Advantage

Our blend of expertise and technology provides vital support for substantial energy and carbon savings.

Expertise

Our technicians bring specialised knowledge across multiple BMS platforms, enabling optimal system performance regardless of your existing systems. We don’t just maintain systems—we understand them intrinsically, allowing us to identify opportunities for improvement.

Transparency

We believe in clear communication and no surprises. Our contracts clearly outline service inclusions, our pricing structure is straightforward, and we provide detailed reporting on all work performed so you always know exactly what you are getting.

Responsiveness

When your building systems need attention, time matters. Our service team prioritises rapid response, with dedicated account management and service desk ensuring your needs are addressed promptly. We proactively identify potential issues before they impact your operations.

Customer Reviews – Oztech

What Our Customers Say

Trusted by facility managers and building professionals across Australia

SB

Stephen Bishenden

Regional Facility Manager – Australis

OzTech is my value option, when I have a building that’s performing poorly and has room for big growth, I bring them in to push performance
JG

James Giannikos

Portfolio Engineer – ISPT

The BMS Tech needs to be the smartest person in the room… and the OzTech Technicians always are
GT

Graeme Tait

Facility Manager- 1 Eden Park Dr, Macquarie Park NSW

The most important thing about a BMS contractor, is the relationship. You want someone that you can talk straight to, who will be fair, proactive, and invested in your building’s success
AC

Adrian Cherry

Mechanical Project Manager – Interchillers

Oztech is a highly professional, five-star partner. Their exceptional technical capability and first-class installation are matched by an accommodating, friendly team. The outstanding service help desk provides crucial reassurance. They make complex projects easier through efficient quoting, broad knowledge, and are our preferred contractor for major jobs.
MH

Matthew Hudson

SCD Project Manager (NSW)
A.G. Coombs (NSW) Pty Ltd

Oztech delivered a flawless 5-star performance on the Castlereagh St project. Their standout technical expertise in BMS integration and managing complex live cutovers with zero tenant impact was impressive. They are a proactive, solution-focused partner who takes full ownership, ensuring successful project delivery and contributing to energy efficiency.
FC

Frank Costa

Fusion Services Group – Site Manager

Oztech demonstrated outstanding professionalism and dedication over two years at the Parramatta Police HQ. The team consistently met deadlines with a calm, can-do attitude. Their collaborative approach, solution-focused support, and commitment to excellence made them a pleasure to work with and I highly recommend them.
FC

Benjamin Hayes

BGIS Account Manager – Police Headquarters

Oztech mould their services to meet our requirements at Police Headquarters. They’ve been flexible and accommodating to our needs, consistently providing new solutions to minimise our energy usage. Our buildings air conditioning always run smoothly and is a testament to the hard work put in by the team.
OzTech BMS Blog Section

Latest BMS Insights

Expert insights and practical guidance for optimizing your building management systems

66 Goulburn St BMS Upgrade
29/08/2025

BMS Retrofit Case Study: 66 Goulburn, Sydney

Retrofitted a 15-year-old BMS with a modern, open-source Tridium Niagara head-end and BACnet hardware—delivering flexible, future-proof control. Delivered significant early energy reductions, with a 20% reduction in rolling 12-month consumption.

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320 Pitt St BMS Retrofit
16/05/2025

Seamless BMS Integration Achieves PCA A-Grade and NABERS Goals at 320 Pitt Street

Oztech upgraded mid and high-rise BMS systems to PCA A-grade standards for a Federal Government tenancy. Oztech delivered energy-saving strategies targeting NABERS 5 stars while improving building performance, comfort, and efficiency with minimal maintenance disruption.

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World Square BMS Upgrade
15/05/2025

$1M+ BMS & Network Retrofit at Premium Sydney CBD Retail Hub

Oztech delivered a full BMS retrofit and ICN infrastructure upgrade, seamlessly transitioning from legacy systems to open architecture. With strong stakeholder coordination and risk mitigation, our BMS service team installed over $1 million in hardware replacements, achieving more than 30% energy savings.

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St Andrew's House BMS
22/04/2025

Seamless BMS Integration for a Heritage Education Site

Oztech completed a complex BMS retrofit, replacing aging pneumatic hardware and incompatible DDC platforms. Our BMS projects team upgraded 20 air handling units, 60+ fan coil units, and 60 induction units within a strict two-week holiday window, achieving a 20% energy reduction through coordinated mechanical upgrades and seamless execution.

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255 Pitt Street BMS servie takeover
09/04/2025

48% energy savings from two weeks of smart BMS controls at 255 Pitt St, Sydney

Oztech delivered a high-impact energy upgrade that achieved a 42% reduction in chiller consumption, 20% lower year-to-date electricity use, and 127,400 kWh saved in just five months. With only a $10k initial investment, the project delivered rapid payback while also improving NABERS by +0.5 stars.

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NSW Police HQ BMS retrofit
10/04/2025

Threading the needle: Police HQ’s high stakes BMS retrofit

Oztech successfully delivered one of our most complex BMS retrofit projects, migrating 431 VAV boxes, 96 air handling units, and 2 cooling towers from a fragile LonWorks-based legacy head end to a modern platform. Completed in stages with zero downtime, our BMS service team ensured no tenant disruption while meeting aggressive timelines.

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77 Market st BMS retrofit
10/09/2025

77 Market Street Wollongong, BMS Retrofit and Service Takeover Success

Live migration from decades old proprietary legacy head end and hardware to a new head end in multiple stages with no major faults or service interruption.

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16/05/2025

From 3.5 to 5 Stars: A Five-Year NABERS Transformation at Citadel Towers

This BMS project delivered major energy and cost savings by installing a new BMS with predictive HVAC controls, upgrading to smart LED lighting, and replacing old chillers with high-efficiency Turbocor units.

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