Top Consulting Firms in the United Kingdom
"Consulting firm" is a broad label in the United Kingdom, covering management and strategy consultants, operations and transformation specialists, and advisors in areas like finance, data, and change management. The United Kingdom, and London in particular, is one of the world's major consulting markets, with everything from global firms to specialist boutiques serving startups, SMEs, and large enterprises. The right partner depends heavily on the problem you're solving and the scale you operate at.
Clutch connects you with consulting firms in the U.K. vetted through verified client reviews, so you can compare relevant expertise, approach, and value before you hire. Use the filters below to narrow by budget, industry, and team size, or explore related directories:
• Consulting Firms in Manchester
-
UndisclosedUndisclosedFreelancerLeatherhead, England
Services provided
Data GRC Ltd is an IT strategy consulting company. Founded in 2017, the team provides IT strategy consulting and Cybersecurity. The agency is headquartered in Leatherhead, England.
Read more
Tell us what you need — we’ll match you with top agencies in minutes.
Get My MatchesWhy Trust Clutch
At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.
Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.
Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.
We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
- Comprehensive project details
- Market presence
- Portfolio examples and industry recognition
This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.
We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.
Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.
List of the Top 15 United Kingdom Consultants
-
$25,000+$25 - $49 / hr50 - 249London, England
Ability to deliver
36.7/40.017/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
10% Business Consulting90% Other -
$1,000+$50 - $99 / hr10 - 49London, England
Ability to deliver
36.2/40.017.2/20 Reviews10/10 Clients & Experience9/10 Market PresenceService focus
15% Business Consulting85% Other -
UndisclosedUndisclosed10 - 49London, England
Ability to deliver
30/40.016.2/20 Reviews8.5/10 Clients & Experience5.3/10 Market PresenceService focus
50% Business Consulting50% Other -
$1,000+$300+ / hr2 - 9London, England
Ability to deliver
28.2/40.016.4/20 Reviews6.2/10 Clients & Experience5.6/10 Market PresenceService focus
80% Business Consulting20% Other -
$25,000+$150 - $199 / hr50 - 249London, England
Ability to deliver
33.9/40.016/20 Reviews9.8/10 Clients & Experience8.1/10 Market PresenceService focus
20% Business Consulting80% Other -
UndisclosedUndisclosed10 - 49Edinburgh, Scotland
Ability to deliver
29.7/40.016.2/20 Reviews7.7/10 Clients & Experience5.7/10 Market PresenceService focus
45% Business Consulting55% Other -
$10,000+$200 - $300 / hr2 - 95 Piccadilly Place, Manchester M13BR, England
Ability to deliver
29.6/40.016.2/20 Reviews8.2/10 Clients & Experience5.2/10 Market PresenceService focus
50% Business Consulting50% Other -
$1,000+$150 - $199 / hrFreelancerCanterbury, England
Ability to deliver
35.7/40.016.2/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
10% Business Consulting90% Other -
$1,000+$300+ / hr10 - 49Newcastle upon Tyne, England
Ability to deliver
33.8/40.015.8/20 Reviews10/10 Clients & Experience8/10 Market PresenceService focus
13% Business Consulting87% Other -
$25,000+$150 - $199 / hr2 - 9London, England
Ability to deliver
34.5/40.015.6/20 Reviews9.4/10 Clients & Experience9.5/10 Market PresenceService focus
10% Business Consulting90% Other -
$25,000+$150 - $199 / hr2 - 9Salisbury, England
Ability to deliver
34.5/40.017.4/20 Reviews9.9/10 Clients & Experience7.2/10 Market PresenceService focus
10% Business Consulting90% Other -
$5,000+$25 - $49 / hr250 - 999London, England
Ability to deliver
32.5/40.015.6/20 Reviews7.6/10 Clients & Experience9.3/10 Market PresenceService focus
10% Business Consulting90% Other -
Undisclosed$100 - $149 / hr2 - 9Thetford, England
Ability to deliver
28/40.016.2/20 Reviews2.2/10 Clients & Experience9.6/10 Market PresenceService focus
50% Business Consulting50% Other -
$5,000+$100 - $149 / hr10 - 49Haywards Heath, England
Ability to deliver
32.5/40.016.4/20 Reviews10/10 Clients & Experience6.1/10 Market PresenceService focus
15% Business Consulting85% Other -
$1,000+$50 - $99 / hr2 - 9Manchester, England
Ability to deliver
33.5/40.016/20 Reviews9.9/10 Clients & Experience7.7/10 Market PresenceService focus
10% Business Consulting90% Other -
$100,000+$300+ / hr2 - 9London, England
Ability to deliver
24.5/40.015.6/20 Reviews4.2/10 Clients & Experience4.7/10 Market PresenceService focus
100% Business Consulting -
$10,000+$100 - $149 / hr10 - 49London, England
Ability to deliver
32.7/40.017/20 Reviews9.4/10 Clients & Experience6.3/10 Market PresenceService focus
10% Business Consulting90% Other -
$5,000+$25 - $49 / hr10 - 49London, England
Ability to deliver
27.7/40.016.2/20 Reviews7.2/10 Clients & Experience4.2/10 Market PresenceService focus
40% Business Consulting60% Other -
$5,000+$100 - $149 / hr10 - 49London, England
Ability to deliver
32.6/40.016.2/20 Reviews9.7/10 Clients & Experience6.8/10 Market PresenceService focus
10% Business Consulting90% Other -
$10,000+$100 - $149 / hr2 - 9London, England
Ability to deliver
31/40.016.2/20 Reviews10/10 Clients & Experience4.8/10 Market PresenceService focus
20% Business Consulting80% Other -
$25,000+Undisclosed10 - 49Cirencester, England
Ability to deliver
32/40.016.4/20 Reviews10/10 Clients & Experience5.7/10 Market PresenceService focus
10% Business Consulting90% Other -
$5,000+$150 - $199 / hr2 - 9London, England
Ability to deliver
32.2/40.016.6/20 Reviews10/10 Clients & Experience5.6/10 Market PresenceService focus
10% Business Consulting90% Other -
$1,000+$300+ / hr2 - 9London, England
Ability to deliver
27.9/40.016.2/20 Reviews6.4/10 Clients & Experience5.2/10 Market PresenceService focus
40% Business Consulting60% Other -
$50,000+$100 - $149 / hr250 - 999London, England
Ability to deliver
29.6/40.016.2/20 Reviews7.8/10 Clients & Experience5.6/10 Market PresenceService focus
10% Business Consulting90% Other -
$1,000+$100 - $149 / hr10 - 49London, England
Ability to deliver
29.2/40.016.6/20 Reviews3/10 Clients & Experience9.6/10 Market PresenceService focus
20% Business Consulting80% Other -
$5,000+< $25 / hr50 - 249Calcot, England
Ability to deliver
30.5/40.017/20 Reviews6.4/10 Clients & Experience7.2/10 Market PresenceService focus
10% Business Consulting90% Other -
$1,000+$25 - $49 / hr2 - 9Caldicot, Wales
Ability to deliver
26.1/40.016.2/20 Reviews3.9/10 Clients & Experience6/10 Market PresenceService focus
45% Business Consulting55% Other -
$1,000+$25 - $49 / hr2 - 9Ashford, England
Ability to deliver
30.9/40.015.2/20 Reviews10/10 Clients & Experience5.7/10 Market PresenceService focus
10% Business Consulting90% Other -
$10,000+$200 - $300 / hr2 - 9Lubenham, England
Ability to deliver
21.9/40.017/20 Reviews0/10 Clients & Experience4.9/10 Market PresenceService focus
80% Business Consulting20% Other -
$25,000+Undisclosed50 - 249London, England
Ability to deliver
29.7/40.015.6/20 Reviews8/10 Clients & Experience6.1/10 Market PresenceService focus
10% Business Consulting90% Other
U.K. Consulting Services FAQs
Be cautious of firms that pitch generic frameworks without engaging with your specifics, are vague about deliverables and who does the work, can't show relevant outcomes, or sell senior partners but staff the work with juniors. Consulting value comes from relevant expertise applied to your problem, not slide decks.
It depends on their specific expertise and background. U.K. consulting firms advise on business strategy and growth, management and operations, business transformation and change, and functional areas such as finance, data, and digital. The common thread is bringing outside expertise and an objective view to a specific challenge, then helping you plan and often implement the solution.
A U.K. firm understands the local market, regulatory environment, and business culture. Thanks to their proximity, these service providers can work on site and in your time zone, which matters for hands-on transformation and change work. For U.K.-focused challenges, that local context and the ability to be in the room are a real part of the value.
First define the problem and the outcome you want, then match the firm's expertise and scale to it, a boutique may suit an SME better than a global firm, and vice versa. Look for trusted firms on Clutch with verified reviews, relevant case studies, and clarity on who leads the engagement. Shortlist two or three proven firms and compare their understanding of your problem, not just their brand.