Decades of Trust. Now under one name.

Poirier Waste Pumping Services has been a cornerstone of Ottawa's environmental landscape since the 1960s. Built on reliability, integrity, and hard work, Poirier became synonymous with vacuum truck excellence across the National Capital Region for over six decades.

dsq Plumbing and Environmental, we provide professional residential and commercial plumbing services across Ottawa and the surrounding area. Our licensed Red Seal plumbers specialize in plumbing repairs, drain cleaning, leak detection, pipe repairs, water heater installation, sump pumps, fixture installation, emergency plumbing, sewer line services,  full plumbing renovations and environmental services. We work with homeowners, businesses, restaurants, offices, institutions and property managers to deliver reliable, high-quality plumbing solutions built to last. dsq Plumbing and Environmental is committed to fast response times, honest service, and expert workmanship for every project in Ottawa.