How to win: Alternative Water Services (AWS) Tender

About this contract

About Southern Water: Southern Water is responsible for providing, maintaining, and operating water supply and distribution services covering the counties of Kent, Sussex, Hampshire and the Isle of Wight and providing services for the maintenance, repair, renewal, or improvement of services forming Southern Water’s water distribution systems. The area in which we supply water and treat wastewater covers a total of some 10,530km² and extends from East Kent in the east, through parts of Sussex, to Hampshire and the Isle of Wight in the west. Southern Water supplies drinking water to approximately 2.5 million households and treats and recycles wastewater from more than 4.7 million households across Sussex, Kent, Hampshire and the Isle of Wight. Each day we supply 535 million litres of drinking water from our 90 water treatment works along 13,870 kilometres of water mains to our customers’ taps. We take nearly 70 per cent of the water from underground sources, aquifers, 23 per cent from rivers and seven per cent from storage reservoirs. Each day we also treat and recycle 0.7 billion litres of wastewater at 368 treatment works after it is pumped through a sewer network of 39,600 kil

How to win contracts like this

• ✓Answer against the marking scheme, not the question text — Southern Water Services Limited scores each response, so map your evidence to the published criteria and weightings.
• ✓At £160,000,000, expect quality and social value to carry a large share of the score — price alone rarely wins services work.
• ✓Show recent, comparable delivery: name similar services contracts you've delivered for public bodies, with measurable outcomes.
• ✓Start early: it closes 30 July 2026 and a strong bid takes iteration.

BidWriter drafts your responses from your company profile, scores them against the marking scheme, and tracks your whole pipeline. Free to start — no card needed.

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