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Tension Technology International

Tension Technology International Ltd

Hailsham, East Sussex, United Kingdom

WindOtherLimited company
Founded 1986
Profile last updated: May 24, 2026

About

Founded in 1986, Tension Technology International is a limited company headquartered in Hailsham, United Kingdom specializing in Wind, Other.

Tension Technology International (TTI) is an independent consultancy specialising in flexible tension member systems, including fibre ropes, wire ropes, chains, electro-mechanical cables and associated hardware, for the offshore and renewable energy sectors. Services include mooring analysis and design, rope and cable failure and accident investigation, expert witness and litigation support, independent materials testing, and design, specification and installation support for riser and conductor protection nets. TTI is the sole developer and distributor of the OPTIMOOR mooring analysis software, and develops OPTI-LIFE rope life prediction and the Fibre Rope Modeller (FRM). Through TTI Marine Renewables Ltd (Inverness), it provides station-keeping and mooring design services for floating offshore wind and marine renewable systems. TTI Testing Ltd operates a materials testing laboratory in Wallingford. Established in 1986, the group has offices across the UK, the Netherlands, India and the USA.

Headquarters

Hailsham, United Kingdom

Founded

1986

Company type

Limited company

Focus areas

Mooring analysisFibre ropesRiser protection netsFailure analysisOptimoorMarine renewablesFloating offshore windExpert witnessRope life prediction

Products & services

Business models

B2B

Value chain

ConsultingAdvisoryEngineeringDevelopmentManufacturing

Service areas (1)

  • Mooring and rope consultancy

    Independent consultancy, design, testing, failure analysis and expert witness services for ropes, cables and mooring systems, including floating marine renewable energy systems.

Locations

Headquarters

North Street 32-34, BN27 1DW, Hailsham, East Sussex, United Kingdom

Operating locations (4)

  • Hithercroft Road, Wallingford, Oxfordshire, United Kingdom
  • Inverness, United Kingdom
  • Schoonhoven, Netherlands
  • Sector 15, CBD Belapur, Navi Mumbai, India

Service regions

United KingdomUnited StatesChinaNetherlandsIndia

Projects

2

Snorre TLP riser protection net replacement

Riser protection net

Replacement of TTI-designed riser protection nets on the Snorre TLP, installed about 20 years after the original nets.

Norway

Heidrun TLP riser protection net replacement

Riser protection net

Replacement of TTI-designed riser protection nets on the Heidrun TLP, installed about 20 years after the original nets.

Norway

Credentials & affiliations

Certifications

ISO 45001

Awards

Business Award for Outstanding Individual Supporter/Business Supporter

St Wilfrid's Hospice

Industry memberships

Oil Companies International Marine ForumCordage InstituteABSDNVIEC

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