Practical insight. Unlock growth.

Calash enables clients to identify opportunities for growth and realise value quicker.

Calash is an international strategy consultancy that combines seasoned technical and commercial experts with deep sector experience to deliver winning strategies that enable our clients to accelerate value growth.

Working across the energy, natural resources, marine, infrastructure, defence and industrial markets, our highly knowledgeable team takes a hands-on approach, delivering concise, tailored outputs and reports that are both pragmatic and commercial.

We have over 20 years’ experience in working with private and publicly owned businesses and have completed over 700 projects across commercial, technical, ESG and operational due diligence, business strategy, market advisory and restructuring.

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Our approach

We take a different approach, questioning everything in order to get to the real answers, harnessing the technical and commercial expertise of our team to support businesses strategically and during a deal.

We utilise our collective global experience to deliver practical, straight-talking strategies that enable businesses to realise value fast.

Unrivalled experience

© Calash Limited 2021 All Rights Reserved. Company Registration Number SC222359.

Cleantech and renewables

Supporting businesses as they strive towards net-zero, delivering strategies that enable rapid market entry and accelerate decarbonisation.


Combining complex and technical understanding and operational excellence to deliver key insights that enable industrial businesses to compete more effectively in the future.


Delivering actionable insights to investors and trade businesses needed to realise the maximum value of an asset.


Delivering valuable strategy and investment support, identifying opportunities across the supply chain and multiple end markets.

Mining and metals

Offering growth focussed insight and market intelligence to help clients understand the opportunities in the market and the fastest route to new market entry.

Oil and gas

Utilising practical and international experience to support businesses in navigating the global energy transition as the industry diversifies.

We needed people who could hit the ground running and let us know whether the deal was worth pursuing. Everything Calash delivered was on point and rapidly reduced time spent on DD.


Enabling businesses to navigate
and embrace change

Markets are moving at a rapid rate. Competition is intensifying, business models are being re-written, supply chains are placing pressure on prices and new technological advances are changing the way businesses operate.

Now, more than ever, decision-makers need to fully understand the impact of change.

Our team helps identify tangible and quantifiable opportunities to increase the value of a business, taking advantage of market movement to deliver rapid growth.

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Been there. Seen it.

We come to the table with insight and knowledge and know exactly what to look for. Our unique approach, expertise and understanding means we start delivering from day one.

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What if it was our money?

This is the question we ask every time we produce a report. Our team are all personally invested in your success.

our markets

A global offer with a local presence

We give you access to the right people when you need it and have people on the ground, in market, ready to offer candid and honest feedback on the markets and sectors in which we operate.

Who we work with

Calash works with financial institutions and management teams to help realise value. Our clients include private equity investors, debt providers, private credit investors, special situation funds, ESG and impact investors, infrastructure investors, privately-owned and publicly-listed corporations.


No challenge is ever the same

Every challenge is different. We appreciate that your problems will be unique, that’s why every relationship we have starts with a conversation.

Get in touch with one of our team of experts to discuss your unique requirements.