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Hennessey Construction is committed to excellence and craftsmanship that’s second to none.

What defines Hennessey Construction is our reputation to deliver impeccable quality and service.  When you choose Hennessey Construction, you choose our unwavering commitment where we carefully consider every element and every detail of your project.  Our core values are to be reliable, trustworthy and deliver excellent service that fully satisfies our clients expectations.

With Hennessey Construction you have our undivided professional and personal attention throughout your project. If you value peace of mind, then let Hennessey Construction oversee every aspect of the construction process.

Hennessey Construction is committed to guiding our clients through the construction process from start to finish.  Hennessey Construction can provide a total package, which includes design and construction.  We work closely with specialist consultants in the design process from award winning architects, structural and building service engineers, cost consultants to quantity surveyors.

Hennessey Construction has developed a team of trustworthy qualified craftsmen and highly skilled installers specialising quality workmanship, with excellent service to ensure that your project is just right, down to the smallest detail.

Hennessey Construction only do what we do best, a combination of quality materials and superior design where every detail is meticulously crafted by professional craftsmen committed to providing the highest level of quality and service to our clients.


Michael Hennessey had a simple vision that began over five decades ago, that was to provide a service with integrity and respect. His four sons were committed to carrying forward their father’s legacy with humility and empathy. The family believe in old fashioned customer service.

For three generations the name Hennessey has been setting standards for service and quality. A family company with over 50 years experience and knowledge in the mechanical and building industry. We have built our reputation by performing the highest quality work and service. We have steadily grown and have a proven heritage and reputation.

Whether you are planning for just a single new dwelling or a development of houses Hennessey Construction can help you every step of the way.