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Trusted Since 1992

Managing Director

Steven Flanagan

Since the company’s inception in 1992, S.D.F Electrical (“Steven Dennis Flanagan”) has grown to become a market leader in the electrical contracting industry.

With over 30 years industry experience, Steven has developed a successful business that really is “Powered by People.” He takes great pride in training and promoting from within, and this culture makes for a great workplace.

Steven has developed relationships with some of the country’s top constructors, secured by the consistent quality and performance outcomes delivered by the SDF team.

S.D.F Electrical is a privately owned company which is celebrating more than three decades of continued growth and success. Being a private company, we pride ourselves on providing a level of service which results in a good working relationship with our construction partners, suppliers and sub-contractors. The company relies on repeat business from core customers by delivering projects which are quality assured and completed on time.

GM Mug Shot (1)
General Manager

Luke Roberts

Luke is the General Manager of SDF Electrical and his success is an example of SDF’s “promote from within” culture.

Starting as an Apprentice in 2004, Luke has worked his way through many roles within the business and now, in his role as General Manager, oversees all aspects of the business to ensure its continued success.

His responsibilities include, financial planning, business development and innovation. His focus is to ensure SDF Electrical remains a market leader in the construction industry.

Superior Service Since 1992

Celebrating over 30 years of growth and success, our clients rely on us to consistently deliver a superior standard of service.

Established in 1992, our Queensland-based commercial electrical business is proud to be a privately owned company that focuses on nurturing excellent working relationships with our sub-contractors, suppliers and construction partners.

Committed to High
Quality Service

We pride ourselves on our ethical and honest approach, which is a major contributor to us nurturing long term working relationships.

SDF Electrical is outcome driven and committed to providing high quality projects on time and within budget.

Why Choose Us

SDF Electrical Is One Of The Most Experienced
Electrical Contracting Service Providers In Queensland


For 30 years, SDF Electrical have designed, supplied and installed electrical networks for large scale commercial and public sector building projects. We harness the latest technology and work with skilled engineering consultants to develop the most innovative and cost-effective solutions for our clients.


Our No-Harm Vision promotes work health and safety management as a key value in our work. We aim to be a recognised leader in health, safety, environmental and quality excellence, in everything we do and everywhere we operate. Our track record in health and safety is proven, with matters tended to promptly and treated seriously. We focus on preventative rather than reaction action, which is verified by the following WorkCover statistics:

Workcover Stats
Year SDF Rate Industry Rate
2012 1.564% 1.758%
2013 1.225% 1.595%
2014 0.927% 1.280%
2015 0.893% 1.320%
2016 0.817% 1.324%
2017 0.756% 1.320%
2018 0.669% 1.296%
2019 0.616% 1.284%
2020 0.560% 1.280%

We believe in safety in design, and work with clients, other service providers and consultants to achieve these results.


Our robust operating system enables us to consistently deliver quality outcomes for our clients, SDF Electrical and its stakeholders.

SDF Electrical was one of the first companies to successfully complete a Green Star project. We have the systems, skills and experience to produce electrical solutions which are efficient, environmentally sustainable and rated in accordance with the Green Star design, interiors and as-built rating system.


We are dedicated to producing long term gains instead of short term wins. To maintain our successful long term working relationships, we focus on seamlessly completing electrical projects within budget and timeframe. We continue to seek new and challenging opportunities and maintain our already high standards of service.


Since our establishment in 1992, we’ve worked hard to develop a proven track record in delivering predictable outcomes across all aspects of a project. From quality to HSE performance and practical completion to industrial relations, we are trusted by clients to ensure excellent results.

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