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Tendarix
System operational · UK & EU tenders

Buyer profile

KBS Maritime Ltd

privateAny regionenglandGB

Total contracts

11

Known spend

£11m

2 disclosed

Average value

£6m

Per contract

Active suppliers

0

Last 5 years

Open8Awarded0Closed3

Top suppliers

Last 5 years

No award data captured yet for this buyer.

What they buy

By CPV category
  • Construction worksCPV 45

    5 contracts · £6m

  • Electrical equipmentCPV 31

    4 contracts0

  • Industrial machineryCPV 42

    2 contracts · £5m

Companies House

KBS MARITIME LIMITED · 13289372active

View on gov.uk ↗

Incorporated

Mar 2021

Last accounts filed

Dec 2024

Next accounts due

Sept 2026

Active officers

6

Active officers

  • CABLE-LEWIS, Merida Samantha Zenasecretary
  • GALINDO, Sonia, Mrs.secretary
  • CHAMBERS, Susanadirector
  • DONOHOE, Barry Robertdirector
  • PEAGRAM, Rebecca Margaretdirector
  • WOOLLEY, Barry Daviddirector

SIC codes

8110082990

Tender activity

Notices published per month — last 24 months

4 active months
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All contracts (11)

K
Open
106179 · opportunity

Rotary Frequency Converter

KBS Maritime Ltd
goods

We require a rotating machine manufacturer to design, build and install a 5MVA 11kV 50Hz to 6.6kV 60Hz Rotary Frequency Convertor. Both machines shall be synchronous with a mechani

£On request
10 Jul 2026
Posted · 3d ago29d to apply
K
Open
cb4187fa-1f56-4e0a-802b-38148d143d40 · Contract

Rotary Frequency Converter

KBS Maritime Ltd
goodsAny region

The UK government needs a specialist company to design, manufacture, and install a custom rotary frequency converter — a large rotating machine that converts electrical power from 50Hz (standard UK frequency) to 60Hz (used in some industrial applications). The machine must handle 5 megavolt-amps of power and convert voltage from 11,000V down to 6,600V, with adjustable components to fine-tune phase and load during operation.

££2,000,000 — £0
10 Jul 2026
Posted · 3d ago29d to apply
K
Open
106173 · opportunity

Building Rewire Projects

KBS Maritime Ltd
works

The UK government is looking for a contractor to carry out complete electrical rewiring work on buildings located inside Portsmouth Naval Base. This is essential maintenance work to update and replace old electrical systems in multiple buildings on this military site.

£On request
6 Jul 2026
Posted · 3d ago25d to apply
K
Open
cf535e08-9542-43b0-a721-afa4dc0ab8af · Contract

Building Rewire Projects

KBS Maritime Ltd
worksAny region

The UK Ministry of Defence is seeking an electrical contractor to completely rewire multiple buildings at Portsmouth Naval Base. You'll need to prove you've successfully completed at least 3 similar large-scale rewiring projects before you can even be considered for the work.

££1,000,000 — £0
6 Jul 2026
Posted · 3d ago25d to apply
K
Open
106081 · opportunity

60Hz Transformer Purchase

KBS Maritime Ltd
goods

This is for the purchase of 60 Hz Transformers for Portsmouth Naval Base.

£On request
30 Jun 2026
Posted · 1w ago19d to apply
K
Open
7d76c0cc-559c-432b-bda3-e967b5ba87f9 · Contract

60Hz Transformer Purchase

KBS Maritime Ltd
goodsAny region

This is for the purchase of 60 Hz Transformers for Portsmouth Naval Base.

££250,000 — £0
30 Jun 2026
Posted · 1w ago19d to apply
K
Open
b761e5b8-1c74-4a82-a2c9-ed1d0436af5f · Contract

B Lock Penstocks Replacement

KBS Maritime Ltd
goodsAny regionSME friendly

KBS Maritime have a requirement for penstock replacements at B Lock within Portsmouth Naval Base. The project consists of 10 in number replacement penstocks in 6 chambers overall.

££3,500,000 — £5,000,000
18 Jun 2026
Posted · 3w ago7d left
K
Open
105667 · opportunity

B Lock Penstocks Replacement

KBS Maritime Ltd
goods

KBS Maritime needs to replace 10 old penstock doors (metal gates that control seawater flow) across 6 chambers at B Lock in Portsmouth Naval Base. The work involves designing, manufacturing, and installing new penstocks to replace cast iron doors, along with all the associated equipment like shafts, brackets, and ladders, starting in Q4 2026 and finishing by February 2030.

£On request
18 Jun 2026
Posted · 3w ago7d left
K
8b6a8dc0-b091-401f-b8aa-855625c53542 · Contract

FLJ 1&2 Structural Tee Beam Repairs - Design and Delivery

KBS Maritime Ltd
worksAny regionSME friendly

We are seeking expressions of interest from suitably qualified and experienced contractors for the following opportunity: Project scope Fountain Lake Jetty Berth 1 & 2 contain

££4,000,000 — £6,300,000
7 May 2026
Posted · 2mo agoView details →
K
104428 · opportunity

FLJ102 Intrusive surveys / repairs

KBS Maritime Ltd
works

FLJ102 Intrusive surveys / repairs. FLJ 1&2 Structural Tee Beam Repairs-Design & Delivery. Please refer to the full description contained within the Selection Questionnaire documen

£On request
7 May 2026
Posted · 2mo agoView details →
K
b5d2e625-da05-45de-9c22-a3597ac92c41 · Contract

Replacement Impressed Current Cathodic Protection System

KBS Maritime Ltd
worksSouth East

This project is to provide a replacement impressed current cathodic protection (ICCP) system on Portsmouth Naval Base (PNB). The scope of the project shall include the replacement

££210,000 — £0
22 Apr 2026
Posted · 2mo agoView details →