
POSEIDON HAS almost 20 years of experience in commercial and residential plumbing
about us
Poseidon Plumbing & Drainage is a small family business run by husband and wife duo, Hayden and Cas Thompson. Servicing Toowoomba and surrounds, our goal is to provide professional, quality service with a friendly and transparent approach from start to finish.
With almost 20 years of experience in commercial and residential plumbing, drainage and gas, you can rest assured that you are in good hands.
Hayden
Director | Plumber
Following in his father’s footsteps, Hayden commenced his plumbing journey in 2006 and has since built a wealth of experience across commercial, residential and industrial projects.
Despite being known for his down to earth nature and light hearted sense of humour, Hayden approaches every job with care, precision and a genuine desire to get things right. With an eye for detail, he prides himself on producing not only perfect plumbing, but great visual outcomes too.
Easy going, trustworthy and full of knowledge, Hayden’s the kind of plumber you’ll be glad to have on the job.
cas
Co-Owner | Business Manager
While the hard hats are Hayden’s domain, Cas wears most of the business ones. Working behind the scenes she brings structure, clarity, and a customer-first approach to everything she does, from developing our systems and services to managing the finances.
Driven by a mindset of continuous improvement, Cas is always looking for ways to make what we do better. Whether it’s reviewing past jobs, refining processes, or guiding the business into the future, she plays an integral role in shaping the way things look, feel and function for both our clients and our team.
Qualifications & Endorsements
Certificate III in Plumbing
Certificate IV in Plumbing & Services
Certificate IV in Gas Fitting
TMV Endorsement
Backflow Endorsement
Master Plumbers Association Member
LAUREN
Admin Assistant
Lauren keeps our day-to-day operations running smoothly, taking care of bookings and administrative tasks to ensure everything stays on track. You’ll likely get a friendly call or email from her to schedule you in, answer general questions or gather more details to help get your job done right.
mocha
Chief Nap Officer
Permanent Employee of the Month, Mocha consistently showcases her unwavering dedication, especially when it comes to sleeping on the job. Her favourite task in the office is shredding [her toys] and she’s always close by to remind the team that anything can be solved with a treat and a good nap.

The Poseidon Difference
As a small family business we believe it’s the simple things that make all the difference. We pride ourselves on:
Showing up when we say we will
Being down to earth and easy to deal with
Only recommending work that is actually needed
Always leaving things clean and tidy
Finding solutions that are best for you, not us
Being a small team with personalised service
We focus on the kind of service we’d want in our own home. It’s not about flashy promises -
just honest work, friendly communication, and plumbing solutions that make sense for you.