3-Sci Ltd

3-Sci Ltd (Companies House no. 08640185) appears as the supplier on 4 public contracts in our data, worth £16.1m as published.

View on Companies House · Self-declared size on notices: SME

Buyers

UK Atomic Energy Authority (2)United Kingdom National Nuclear Laboratory Limited (1)United Kingdom Atomic Energy Authority (1)

All contracts

Contract	Buyer	Incumbent supplier(s)	Value	Ends	Region
D&B Framework Lot 3: Prototype & Rig Design and Build framework · 12 suppliers Find a Tender · CPV 35113210	UK Atomic Energy Authority	3-SCI LTD, ALTRAD BABCOCK LIMITED, Amentum Clean Energy Limited +9 more	£7.9m	4 Sep 2026 re-tender may already be under way	UK-wide
D&B Framework Lot 2 Component Design, Build & System Integration framework · 12 suppliers Find a Tender · CPV 35113210	UK Atomic Energy Authority	3-SCI LTD, ALTRAD BABCOCK LIMITED, ARTNEER LIMITED +9 more	£7.9m	4 Sep 2026 re-tender may already be under way	UK-wide
Supply of Wireless Instrumentation and Control System Find a Tender · CPV 31682210	United Kingdom National Nuclear Laboratory Limited	3-SCI LTD	£56k	16 Jan 2026 re-tender may already be under way	North West
Improving fusion power plant availability with novel fusion materials, technology, and manufacture. Find a Tender · CPV 73110000	United Kingdom Atomic Energy Authority	3-SCI LTD, ALLOYED LIMITED, ARCHER TECHNICOAT LIMITED +12 more	£200k	end date not published	South East

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Contains public sector information licensed under the Open Government Licence v3.0. Data from Find a Tender and Contracts Finder; updated every 2 hours. Where a notice doesn't publish a contract end date we show "end date not published" - we never guess.