Plumbing • Drainlaying • Gas Fitting
Plumbing, Drainlaying & Gas Fitting Across Southland
A third-generation family business providing practical plumbing, drainlaying and gas fitting solutions for residential, commercial and civil projects throughout Southland.
Honest advice. Quality workmanship. Reliable service.
Plumbing • Drainlaying • Gas Fitting
Plumbing, Drainlaying & Gas Fitting Across Southland
A third-generation family business providing practical plumbing, drainlaying and gas fitting solutions for residential, commercial and civil projects throughout Southland.
Honest advice. Quality workmanship. Reliable service.
Third Generation
Family business
Registered
Plumbing professionals
Certified
Drainlayers
Southland
Residential, commercial & civil
PROUD MEMBERS OF
PROUD MEMBERS OF
Plumbing • Drainlaying • Gas Fitting
Three generations of practical, reliable service
Pat O'Sullivan Ltd is a third-generation family business specialising in plumbing, drainlaying and gas fitting across Southland.
Our reputation has been built on honest advice, quality workmanship and reliable service.
From small repairs and maintenance through to large-scale commercial projects and civil drainage works, our team focuses on practical solutions and quality results customers can rely on.
OUR SERVICES
Plumbing and drainage solutions for homes, businesses and civil projects
Plumbing
Plumbing and drainage solutions for homes, businesses and civil projects
Drainlaying
Stormwater, sewer, wastewater systems, water tanks, street connections and civil drainage works.
Gas Fitting
Gas hot water systems, califonts, fireplaces, repairs and maintenance.
From small repairs to large-scale projects
Residential. Commercial. Civil. Across Southland.
WHERE WE WORK
WHERE WE WORK
Servicing Invercargill and communities across Southland
Need a plumber or drainlayer in Southland?
Talk directly with Brad about your repair, project or upcoming work.
PLUMBING • DRAINLAYING • GAS FITTING
Serving Invercargill and the wider Southland region.
EXPLORE
CONTACT
© 2026 Pat O'Sullivan Ltd. All Rights Reserved. Website by 3 Squared, a division of Back9 Digital. Hosted on Amplify HQ