Top Lean & SixSigma consulting firms in the UK 2024

What are the leading consulting firms in the UK for Lean & SixSigma services? The top Lean & SixSigma consulting firms in the UK ranking presents the region’s most trusted, expert and influential consultancy firms in the domain for the year 2024.

The capabilities of consulting firms is based on the views of executives and consultants active in Lean & SixSigma, as well as on assessments of Lean & SixSigma 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 2024.

The top consulting firms in the UK for Lean & SixSigma services:

2024 ranking
Over 500+ consulting firms were assessed for the Lean & SixSigma ranking in 2024, of which 42 qualify as a top player:

Diamond level

Bain & Company
Bain & Company is one of the world's leading management consulting firms. We work with top executives to help them make better decisions, convert those decisions to actions, and deliver the sustainable success they desire. For forty years, we've been passionate about a...
Kearney
The company profile of Kearney on Consultancy.uk is currently not activated....
Accenture
Accenture does not have an active company profile on Consultancy.uk....
Bourton Group
The company profile of Bourton Group on Consultancy.uk is currently not activated....

Platinum level

KPMG
KPMG international operates as a network of member firms offering audit, tax and advisory services. We work closely with our clients, helping them to mitigate risks and grasp opportunities. Member firms' clients include business corporations, governments and public sec...
EFESO Management Consultants
EFESO Management Consultants is a global consulting group specialized in operations strategy and performance improvement. We work side-by-side with our clients to accelerate their transformation towards future-proof operations. Each year, we deliver over 1,000 projects...
Deloitte
“Deloitte” is the brand under which tens of thousands of dedicated professionals in independent firms throughout the world collaborate to provide audit, consulting, financial advisory, risk management, tax, and related services to select clients. These firms are member...
IBM Consulting
The company profile of IBM on Consultancy.uk is currently not activated....
Capgemini Invent
Capgemini Invent is Capgemini Group’s innovation, design, and transformation powerhouse, accelerating ideas into prototypes and scalable real-world solutions that help our clients get the future they want. Disruption is everywhere, intensifying the need for businesses ...
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...
EY
The company profile of EY on Consultancy.uk is currently not activated....
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...
PwC
PwC does not have an active profile on Consultancy.uk....
Argon & Co
Argon & Co is a global management consultancy that specialises in operations strategy and transformation. With expertise spanning the supply chain, procurement, finance and shared services, we work together with clients to transform their businesses and generate real c...
Vendigital
The Company profile of Vendigital on Consultancy.uk is currently not activated....
BearingPoint
BearingPoint is an independent management and technology consultancy with European roots and a global reach. The company operates in three business units: Consulting, Products, and Capital. Consulting covers the advisory business with a clear focus on selected business...
Newton
The company profile of Newton Europe on Consultancy.uk is currently not activated....
Curzon Consulting
We are an award-winning management consultancy who deliver tangible and enduring results for our clients. The Financial Times and Statista named Curzon Consulting as one of the UK’s Leading Management Consultants 2020, based on recommendations by peers and clients. We ...
Kaizen Institute
The company profile of Kaizen Institute on Consultancy.uk is currently not activated....
Oliver Wight
Oliver Wight are business improvement specialists with over 50 years of experience and a proven sustainable approach that delivers results straight to the bottom line. We help some of the world's best-known organizations to create a culture of continuous improvement an...

Gold level

Sia Partners
The Company profile of Sia Partners on Consultancy.uk is currently not activated....
Develop Consulting
Develop Consulting exists for one single-minded reason – to help organisations be the best they can be. We are a team of tried and tested experts in the implementation of improvement processes for manufacturing, construction and healthcare. It all starts with getting u...
The Lean Six Sigma Company
The company profile of The Lean Six Sigma Company on Consultancy.uk is currently not activated....
Miebach Consulting
The company profile of Miebach Consulting on Consultancy.uk is currently not activated....
Boston Consulting Group
The company profile of Boston Consulting Group on Consultancy.uk is currently not activated....
Oaklin
The Company profile of Oaklin on Consultancy.uk is currently not activated....
Egremont Group
The company profile of Egremont Group on Consultancy.uk is currently not activated....
PA Consulting
We believe in the power of ingenuity to build a positive human future. As strategies, technologies, and innovation collide, we create opportunity from complexity. Our diverse teams of experts combine innovative thinking and breakthrough technologies to progress further...
Proudfoot
The company profile of Proudfoot on Consultancy.uk is currently not activated....
Collinson Grant
Collinson Grant helps clients throughout the world to improve efficiency and profitability. Our work usually focuses on organisation, process, people and costs. We restructure complex businesses in many sectors; turn around performance at struggling operations; improve...
Oliver Wyman
Oliver Wyman is a global leader in management consulting. With offices in over 70 cities across 30 countries, we combine deep industry knowledge with specialized expertise in strategy, operations, risk management, and organization transformation. Our more than 7,000 pr...
TBM
The company profile of TBM on Consultancy.uk is currently not activated....
Chartwell
Chartwell Consulting does not have an active company profile on Consultancy.uk....

Silver level

Roboyo
The company profile of Roboyo on Consultancy.uk is currently not activated....
Catalyst Consulting
The company profile of Catalyst Consulting on Consultancy.uk is currently not activated....
S A Partners
S A Partners does not have an active company profile on Consultancy.uk....
RSM
The company profile of RSM on Consultancy.uk is currently not activated....

Bronze level

BDO
The Company profile of BDO on Consultancy.uk is currently not activated....
TXM
The company profile of TXM on Consultancy.uk is currently not activated....
Visagio
Visagio is a management consultancy that offers a different approach. We carry out diagnoses, strategy design and organisational improvement, as well as providing support to implement and operationalise defined solutions through consultancy, interim management, technol...
Lean Six Sigma Group
The company profile of Lean Six Sigma Group on Consultancy.uk is currently not activated....
EMS Cognito
The company profile of EMS Cognito on Consultancy.uk is currently not activated....
View all 2024 rankings

About the Top consulting firms ranking

Our ranking sets out to answer one basic question: what are the top consulting firms in the UK?

The consulting industry of the UK is home to hundreds of consulting firms – large, mid-sized, boutique and niche consultancies – serving clients across all industries and segments, and specialised in every conceivable area of expertise. Our guide of top consulting firms showcases the industry’s leading players based on the region’s most extensive database of industry insights.

The ranking consists of top consulting firm lists across 30+ areas of expertise (strategy, management, finance, supply chain, sustainability, etc) and 30+ sectors (financial services, public sector, energy, consumer goods, industry, etc), as well as a number of topic-oriented rankings.
Top Consulting Firms
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