Citi Design is a Brisbane‑based Australian company with over 20 years of experience in commercial and industrial plumbing and trade‑waste engineering. With a strong focus on hydraulic plumbing design, stormwater drainage systems, and regulatory compliance, the firm serves clients across South‑East Queensland—and remotely throughout Australia—with tailored solutions for restaurants, food production facilities, multi‑residential developments, and commercial properties. Combining professional CAD‑based hydraulic designs with practical on‑site plumbing insights, they help clients streamline authority approvals, reduce operational costs, and ensure long‑term system efficiency. Their services include full system layouts for stormwater, drain lines, rubble pits, downpipes, leaf‑eater boxes, meter audits, and wastewater treatment planning, all delivered with local council endorsement and a commitment to sustainability and cost‑effectiveness.