What are the leading consulting firms in the UK for Oil & Gas services? The top Oil & Gas consulting firms in the UK ranking presents the region’s most trusted, expert and influential consultancy firms in the sector for the year 2025.
The ranking of consulting firms is based on the views of executives and consultants active in Oil & Gas, as well as on assessments of Oil & Gas capabilities, company reputation, analyst benchmarks, industry recognitions, thought leadership and more (see the methodology for details).
View all rankings: Top consulting firms in the UK 2025.
UK’s top consulting firms in the Oil & Gas industry:
Over 500+ consulting firms were assessed for the Oil & Gas ranking in 2025, of which 39 qualify as a top player:
Diamond level
Inactive
Deloitte
Deloitte is not a partner of Consultancy UK....
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McKinsey & Company
McKinsey & Company is a global management consulting firm. We are the trusted advisor to the world's leading businesses, governments, and institutions. We strive for world-shaping client impact We work with leading organizations across the private, public and social se...
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Inactive
Accenture
Accenture does not have an active company profile on Consultancy.uk....
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Inactive
Boston Consulting Group
The company profile of Boston Consulting Group on Consultancy.uk is currently not activated....
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Inactive
PwC
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Inactive
Wood Mackenzie
The company profile of Wood Mackenzie on Consultancy.uk is currently not activated....
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Platinum level
Inactive
EY
The company profile of EY on Consultancy.uk is currently not activated....
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Inactive
Bain & Company
Bain & Company is not a partner of Consultancy UK....
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Inactive
Baringa
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Inactive
IBM Consulting
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dss+
With over 900 professionals in 40 countries, we are a world-class operations management consulting firm with a purpose of saving lives and creating a sustainable future. From our solid legacy as DuPont Sustainable Solutions, we have evolved and enhanced our capabilitie...
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Inactive
KPMG
KPMG is not a partner of Consultancy UK....
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Inactive
Strategy&
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Roland Berger
Roland Berger Strategy Consultants, founded in 1967, is one of the world's leading strategy consultancies. With around 2,700 employees working in 51 offices in 36 countries worldwide, we have successful operations in all major international markets. Roland Berger Strat...
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Inactive
Kearney
The company profile of Kearney on Consultancy.uk is currently not activated....
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Inactive
GE Vernova
GE Vernova does not have an active company profile on Consultancy.uk....
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Inactive
Genesis
The company profile of Genesis on Consultancy.uk is currently not activated....
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Gold level
Inactive
BDO
The Company profile of BDO on Consultancy.uk is currently not activated....
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Inactive
Guidehouse
The company profile of Guidehouse on Consultancy.uk is currently not activated....
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Inactive
FTI Consulting
The company profile of FTI Consulting on Consultancy.uk is not active....
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Publicis Sapient
Publicis Sapient is a digital business transformation company. We partner with global organizations to help them create and sustain competitive advantage in a world that is increasingly digital. We operate through our expert SPEED capabilities: Strategy and Consulting,...
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Inactive
Cornwall Insight
The company profile of Cornwall Insight on Consultancy.uk is currently not activated....
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CGI
Founded in 1976, CGI is among the largest independent IT and business consulting services firms in the world. With 90,000 consultants and professionals across the globe, CGI delivers an end-to-end portfolio of capabilities, from business consulting and strategic IT to ...
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Inactive
Proudfoot
The company profile of Proudfoot on Consultancy.uk is currently not activated....
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Inactive
AlixPartners
The company profile of AlixPartners on Consultancy.uk is currently not activated....
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Inactive
ABL Group
ABL Group does not have an active company profile on Consultancy.uk....
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Inactive
FGE
FGE does not have an active company profile on Consultancy.uk....
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Silver level
Inactive
Marsh
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Inactive
Afiniti
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Inactive
AFRY Management Consulting
The company profile of AFRY Management Consulting is not active....
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Inactive
Siemens Advanta
The Company profile of Siemens Advanta on Consultancy.uk is currently not activated....
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Inactive
Xodus
Xodus does not have an active company profile on Consultancy.uk....
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Inactive
WTW
The Company profile of WTW on Consultancy.uk is currently not activated....
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Inactive
NexantECA
NexantECA does not have an active company profile on Consultancy.uk....
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Bronze level
Inactive
Infosys
The company profile of Infosys on Consultancy.uk is currently not activated....
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Inactive
Abbott Risk Consulting
The company profile of Abbott Risk Consulting on Consultancy.uk is currently not activated....
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Inactive
Opportune
The company profile of Opportune on Consultancy.uk is currently not activated....
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Inactive
Aon
The company profile of Aon on Consultancy.uk is currently not activated....
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Inactive
Renoir Consulting
The company profile of Renoir Consulting on Consultancy.uk is currently not activated....
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