As a leader in electrical engineering, contracting, preventative maintenance, and data communications, we’ve shaped some of the country’s most iconic projects. From stadiums and hospitals to airports, universities, and commercial precincts, our expertise is woven into the spaces where Australians live, work, and connect.
Founded in 1916 by Oliver John Nilsen, our company was built on a foundation of service, reliability, and quality—principles that continue to drive us today. While technology has evolved, our commitment to excellence remains the same.
We think team first
By sharing knowledge, supporting one another, and working as one, we deliver safer, smarter outcomes for our clients and communities.
We are respectful of others
By listening with empathy, treating people fairly, and embracing different perspectives, we create workplaces and communities built on mutual respect. Together, we foster a culture where everyone feels included.
We celebrate success
By recognising effort, sharing wins, and celebrating milestones, we honour the people behind the work. This spirit of appreciation keeps us motivated and connected.
We find ways of doing
When challenges arise, we look for opportunities, think creatively, and take action. By finding solutions and moving forward, we deliver progress for our clients and communities.
We are accountable
From planning through to delivery, we stand by our work, honour our commitments, and follow through with integrity. We ensure every project meets the highest standards for our clients and communities.
We are open and honest
We communicate clearly, share information openly, and create an environment where people feel safe to speak up. This openness strengthens our relationships with clients, partners, and each other.
We are positive in our thoughts, words and actions
Through encouragement, optimism, and constructive communication, we shape a culture that lifts people up. This attitude drives better outcomes for our teams, clients, and communities.
We think team first
By sharing knowledge, supporting one another, and working as one, we deliver safer, smarter outcomes for our clients and communities.
We are respectful of others
By listening with empathy, treating people fairly, and embracing different perspectives, we create workplaces and communities built on mutual respect. Together, we foster a culture where everyone feels included.
We celebrate success
By recognising effort, sharing wins, and celebrating milestones, we honour the people behind the work. This spirit of appreciation keeps us motivated and connected.
We are positive in our thoughts, words and actions
Through encouragement, optimism, and constructive communication, we shape a culture that lifts people up. This attitude drives better outcomes for our teams, clients, and communities.
We find ways of doing
When challenges arise, we look for opportunities, think creatively, and take action. By finding solutions and moving forward, we deliver progress for our clients and communities.
We are accountable
From planning through to delivery, we stand by our work, honour our commitments, and follow through with integrity. We ensure every project meets the highest standards for our clients and communities.
We are open and honest
We communicate clearly, share information openly, and create an environment where people feel safe to speak up. This openness strengthens our relationships with clients, partners, and each other.
We are positive in our thoughts, words and actions
Through encouragement, optimism, and constructive communication, we shape a culture that lifts people up. This attitude drives better outcomes for our teams, clients, and communities.
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Operating nationwide, we specialise in electrical engineering and contracting, preventative maintenance, service and refurbishment of electrical assets, and data communication and control.
Electrical engineering is only the start. From manufacturing electric kettles to launching Australia’s first commercial radio station, you might be surprised to hear what we’ve achieved in over 100 years!
Our commitment to the best possible results hasn’t gone unnoticed. Over the years, our projects and people have been recognised with countless industry awards.
From NECA to our apprentice awards, find out more about our achievements.
At Nilsen, safety is more than a policy—it’s a culture embedded in everything we do.
We uphold the highest safety standards, ensuring the wellbeing of our employees, clients, and the public.
From health care to defence, education to renewable energy, we deliver across major commercial developments, transport networks, data centres, industrial facilities and more.
