Daniel Heynen has been doing all our Owner operator manuals for a few years know in our HVAC business. We have found Daniel really easy to work with. He is understanding when we have pressure to get these documentations done quickly. Daniel understands the trade and construction, which helps a lot with wording and knowledge of what he is writing and what our clients like to see.  The documents present well and are very easy to follow.

Daniel also does some of our as-built drawings which is another helpful service he offers us.

Highly recommend the services of Daniel with his professionalism and nature.

Daniel provides a great service with his O&M manuals/drawings/documentation control services , efficient, modern and reliable.

The high-quality of the output leaves minimal queries which enables a quick closure of project delivery for the end users.

I recommend Daniel from Construct for project handover documentation. He manages hydraulic as-builts and O&M manuals, delivering accurate, professional work that keeps projects compliant and clients happy.

I’ve had the privilege of working with Dan for over 15 years, both on site in construction and in the development of project documentation. During this time, he has consistently demonstrated exceptional expertise in building services construction documentation. His work is accurate, well-coordinated, and aligned with both design intent and on-site requirements.

With a strong background in construction, Dan brings a practical, solutions-focused approach that supports efficient project delivery. He is professional, reliable, and adds significant value to any project team. I would highly recommend him to consultants, contractors, and clients alike.

Daniel and the Construct team are reliable and easy to work with. They bring strong experience across building services and construction, and approach challenges with a solutions-focused mindset, consistently delivering practical, buildable outcomes.

What stands out most is their attitude — proactive, collaborative, and committed to getting the job done right. Highly recommend them!

Daniel provides an exceptional service that is both professional and efficient. His expertise has been an asset to our work at Plumbing St Lukes, and we look forward to continuing our professional relationship with him. Highly recommended.

Daniel delivers our O & M manuals from For Construction documents and Numecon’s material submissions. His attention to detail and ability to sort the manuals out after all the changes to equipment during the construction phase is a tribute to his organisation skills and knowledge on building services. We have used Daniel over past 10 years and highly recommend using his services.