Turbine Efficiency

Leading after-market service provider for industrial gas turbines.


Turbine Efficiency is a leading provider of after-market services for industrial gas turbines, specialising in sub-10MW machines. The Group provides maintenance, repair and overhaul services under long-term contracts.

TEL has grown significantly since the date of Core Capital's acquisition.


Founded in 2001

75 FTE in Lincoln HQ

Listed in the 2016 SME Export Track 100

Acquired by Core Capital in 2016

Acquired GTA in 2018



TEL has a leading reputation for engineering excellence and customer satisfaction. This has been built over the last 15 years serving a global customer base of clients across oil and gas, CHP and industrial sectors.

The Group is also one of the UK’s fastest growing exporters delivering 29% annualised growth over the last 6 years.

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Core Capital acquired TEL in 2016. Additionally, we have provided subsequent funding to expand the technical capabilities in testing and casting, and the acquisition of GTA to enter the Solar iGT market.

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Core Capital acquires TEL


TEL acquires GTA in USA