Top Sales Outsourcing Companies in the United Kingdom
-
Featured
What are Featured Providers?
$1,000+$25 - $49 / hr50 - 249Serves United KingdomServices provided
See all 56 projectsLevelUp Leads is a Sales Development Agency specializing in Sales Outsourcing Solutions and Sales Support Services. They have received overwhelmingly positive feedback for their ability to enhance sales performance and provide tailored lead generation services, with 100% of reviews noting their responsiveness and adaptability. Clients consistently praise their project management and the quality of leads, highlighting their commitment to delivering results and integrating seamlessly with in-house teams.
$1,000+< $25 / hr50 - 249Serves United KingdomServices provided
See all 230 projectsBelkins is a sales outsourcing solutions firm specializing in lead generation and sales team augmentation. With consistently high ratings and a strong culture fit, their expertise has led to successful campaigns, such as achieving a 41% open rate and booking 78 relevant appointments. Clients praise their proactive communication, project management, and ability to deliver results, with over 90% of reviews highlighting their professionalism and effectiveness in meeting sales outsourcing objectives.
$1,000+< $25 / hr50 - 249Serves United KingdomServices provided
See all 68 projectsA-SALES AB is a Sales Development Agency specializing in Sales Outsourcing Solutions, offering services like lead generation, appointment setting, and market analysis. The company is praised for its effective communication and ability to deliver results, such as a 300% increase in appointment generation. Over 90% of reviews highlight their high ratings and value for cost, while one negative review cites unprofessional conduct.
-
$1,000+$25 - $49 / hr50 - 249Witley, England
Services provided
In Witley, England, Perfect Lead Generation is a midsize Sales Outsourcing and Demand Generation Marketing company. Their services include Sales Outsourcing and Demand Generation Marketing.
Read more -
UndisclosedUndisclosedFreelancerIlford, England
Services provided
Impulsive Marketing is an Ilford, England-based social media marketing company. Their services include Social Media Marketing and Search Engine Optimization.
Read more -
Featured
What are Featured Providers?
$5,000+$25 - $49 / hr250 - 999Serves United KingdomServices provided
See all 16 projectsCoDev is a Sales Outsourcing Solutions company that has received positive feedback for its effective lead generation and sales team outsourcing services. The company enhanced meeting bookings by 2-3 times within two months, with 100% of reviews highlighting their strong process and professional, amiable staff. Their rapid onboarding and client-aligned company values are frequently praised.
-
UndisclosedUndisclosed2 - 9Ellington, England
Services provided
Open Outbound is a small Marketing Strategy company. Launched in 2024, the team offers Marketing Strategy and Content Marketing.
Read more -
$5,000+$100 - $149 / hr10 - 49London, England
Services provided
Thaver, a Business Consulting company, was launched in 2025. The company offers Business Consulting and Corporate Training & Coaching, and is small.
Read more -
$1,000+$50 - $99 / hr2 - 9Manchester, England
Services provided
LEAPFLY is a small Direct Marketing company located in Manchester, England. Their services include Direct Marketing and Sales Outsourcing.
Read more -
UndisclosedUndisclosed50 - 249Dudley, England
Services provided
Opal Outsourcing is a Customer Service Outsourcing company. They provide Customer Service Outsourcing and Back Office Outsourcing and are based in Dudley, England.
Read more -
$5,000+$150 - $199 / hr10 - 49London, England
Services provided
Win Labs is a London, England-based Sales Outsourcing company. The team specializes in Sales Outsourcing and Business Consulting.
Read more -
UndisclosedUndisclosed10 - 49Glasgow, Scotland
Services provided
Tasker Base is a SMS Marketing company. Their small team of employees is located in Glasgow, Scotland. Their team specializes in SMS Marketing and Search Engine Optimization.
Read more -
Undisclosed$25 - $49 / hr2 - 9Cardiff, Wales
Services provided
Founded in 2025, Novello Consulting is a small CRM consulting and SI company. Their services include CRM consulting and SI and Business Consulting.
Read more -
$1,000+Undisclosed10 - 49Edgware, England
Services provided
Coenzio is a Sales Outsourcing company. The team is in Edgware, England, and their services include Sales Outsourcing and Email Marketing.
Read more -
$5,000+$50 - $99 / hr2 - 9Poole, England
Services provided
SEO company Sales Nailed® is located in Poole, England. Their services include Search Engine Optimization and Marketing Strategy.
Read more -
$1,000+< $25 / hr10 - 49Bedford, England
Services provided
CION BPO is a Recruitment Process Outsourcing company. The Cape Town, South Africa-based team offers Recruitment Process Outsourcing and Sales Outsourcing.
Read more -
$1,000+Undisclosed10 - 49London, England
Services provided
CoAgents UK, a small AI Agents company, is based in London, England. Their services include AI Agents and Artificial Intelligence.
Read more -
$25,000+$25 - $49 / hr50 - 249London, England
Services provided
Buzz CX Global is a Sales Outsourcing company founded in 2023. The team focuses on Sales Outsourcing and Customer Service Outsourcing and is headquartered in London, England.
Read more -
$1,000+Undisclosed2 - 9London, England
Services provided
Sales Outsourcing company Thirty Two Partners is located in London, England. They provide Sales Outsourcing.
Read more -
Undisclosed< $25 / hr10 - 49London, England
Services provided
Aktyvus Group Limited is a Sales Outsourcing company. Founded in 2024, the agency provides Sales Outsourcing and Marketing Strategy.
Read more -
UndisclosedUndisclosed2 - 9Manchester, England
Services provided
OperAi is an AI company. They provide Artificial Intelligence and AI Consulting and were established in 2026. The firm is headquartered in Manchester, England.
Read more -
$1,000+< $25 / hr50 - 249London, England
Services provided
Crownline Global is a Back Office Outsourcing company based in London, England. Established in 2026, the team focuses on Back Office Outsourcing and Call Center Services.
Read more -
$5,000+Undisclosed2 - 9Melton Mowbray, England
Services provided
Done For You Closing is a small Sales Outsourcing company. Founded in 2021, the team focuses on Sales Outsourcing and Digital Strategy.
Read more -
$1,000+$50 - $99 / hr2 - 9Crowthorne, England
Services provided
Supernova AI is a Sales Outsourcing company. Launched in 2024, the team focuses on Sales Outsourcing.
Read more -
Undisclosed$100 - $149 / hr2 - 9Taunton, England
Services provided
Located in Taunton, England, Kickdrum Partners is a small Marketing Strategy company. The team provides Marketing Strategy and Fractional CMO Services.
Read more -
$1,000+< $25 / hr10 - 49Glasgow, Scotland
Services provided
See all 1 projectsThe Lead Generation Company is a lead generation and telemarketing firm. Feedback indicates a predominantly negative experience, with 100% of reviewers expressing dissatisfaction due to unprofessionalism, lack of effective results, and poor communication. Reviewers highlight their failure to deliver on promises, inadequate LinkedIn activity, and an overall lack of initiative in improving outcomes.
-
$1,000+< $25 / hr250 - 999Salford, England
Services provided
Call center service AlldayPA focuses on Call Center Services and Customer Service Outsourcing. They are based in Salford, England.
Read more -
$1,000+< $25 / hr50 - 249Aberdeen , Scotland
Services provided
H-Line Soft is a midsize Back Office Outsourcing company based in Secunderabad, India and Fremont, California. The team provides Back Office Outsourcing and HR Consulting.
Read more -
$1,000+< $25 / hr10 - 49Wembley, England
Services provided
Confero, a call center, is located in Wembley, England and London, England. Their services include Call Center Services and Customer Service Outsourcing.
Read more -
$1,000+< $25 / hr10 - 49Barnstaple, England
Services provided
Located in Barnstaple, England, PressPlayCalls is a small Customer Service Outsourcing company. The team provides Customer Service Outsourcing and Call Center Services.
Read more -
$1,000+< $25 / hr10 - 49London, England
Services provided
RSVP is a Customer Service Outsourcing company. Their small team is located in London, England. Their services include Customer Service Outsourcing and Back Office Outsourcing.
Read more -
$1,000+< $25 / hr250 - 999East Yorkshire, England
Services provided
In East Yorkshire, England, KC Contact Centres is a call center. Founded in 1999, the team specializes in Call Center Services and Sales Outsourcing.
Read more -
$1,000+< $25 / hr250 - 999Southend-on-sea, England
Services provided
Launched in 2010, Ventrica is an answering service company. The team offers Call Center Services and Customer Service Outsourcing.
Read more -
$1,000+< $25 / hr10,000+Milton Keynes, England
Services provided
Konecta, a Back Office Outsourcing company, offers Back Office Outsourcing and Call Center Services. The agency is headquartered in Milton Keynes, England.
Read more -
$1,000+< $25 / hr10 - 49Crewe , England
Services provided
Launched in 1994, Office Link is a small telephone answering service in Crewe , England. Their team focuses on Call Center Services and Sales Outsourcing.
Read more -
$1,000+< $25 / hr10 - 49Congleton, England
Services provided
Toucan Telemarketing, a call center company, is located in Congleton, England. Their services include Call Center Services and Sales Outsourcing.
Read more -
$1,000+< $25 / hr50 - 249Northamptonshire, England
Services provided
BCC is a midsize call center company. Founded in 1989, the team focuses on Call Center Services and Sales Outsourcing.
Read more -
$1,000+< $25 / hr2 - 9Dronfield, England
Services provided
Paperclip Admin is a call center. In Dronfield, England, the firm focuses on Call Center Services and Transcription.
Read more -
$1,000+< $25 / hr50 - 249Nailsea, England
Services provided
Headquartered in Nailsea, England, Office24 is a midsize Back Office Outsourcing company. The team offers Back Office Outsourcing and Call Center Services.
Read more -
$1,000+< $25 / hr2 - 9Ringstead, England
Services provided
Star Virtual Office is a phone answering service headquartered in Ringstead, England. They focus on Call Center Services and Sales Outsourcing and were launched in 2008.
Read more -
$1,000+< $25 / hr250 - 999Sheffield, England
Services provided
Ant Marketing is a telephone answering service. Founded in 1989, the firm provides Call Center Services and Customer Service Outsourcing.
Read more -
$1,000+< $25 / hr2 - 9London, England
Services provided
Back Office Outsourcing company The Business Outsourcing Company is based in London, England and Ripon, England. They provide Back Office Outsourcing and Call Center Services.
Read more -
$10,000+$150 - $199 / hr2 - 9East Kilbride, Scotland
Services provided
Motivation Marketing is an Advertising company. They were established in 1991 and specialize in Advertising and E-Commerce Development.
Read more -
UndisclosedUndisclosed2 - 9London , England
Services provided
Established in 2015, DoodleDirect is a small Advertising company in London , England. Their team provides Advertising and Graphic Design.
Read more -
UndisclosedUndisclosed10 - 49Bolton, England
Services provided
Connect.Studio, a small answering service company, is in Bolton, England. Their services include Call Center Services and Customer Service Outsourcing.
Read more -
UndisclosedUndisclosed2 - 9Birmingham, England
Services provided
Finchley Court, an IT managed services company, is based in Birmingham, England. They offer IT managed services and Call Center Services and were launched in 1990.
Read more -
UndisclosedUndisclosed10 - 49Shirley, England
Services provided
Team Telemarketing Ltd, a Sales Outsourcing company, specialize in Sales Outsourcing and Social Media Marketing. They were founded in 2000.
Read more -
$5,000+$50 - $99 / hr10 - 49London, England
Services provided
See all 10 projectsCurral provides Sales Outsourcing services, including Sales Team Augmentation, Sales Staffing, and Sales Performance Enhancement. Clients consistently praise their quick results, professionalism, and effective communication. Curral's ability to deliver highly qualified leads and their commitment to understanding client needs has been repeatedly highlighted, making them a trusted partner for driving sales growth.
-
UndisclosedUndisclosed10 - 49London, England
Services provided
Fusion Consulting Ltd is an Accounting company. They specialize in Accounting and Financial Advising & Planning and are based in London, England.
Read more -
UndisclosedUndisclosed10 - 49London, England
Services provided
Advertising company BBSA Marketing focuses on Advertising and Market Research. They were established in 2012.
Read more -
UndisclosedUndisclosed2 - 9Sheffield, England
Services provided
CRM consulting and SI company Maven Technology Services provides CRM consulting and SI and E-Commerce Development. They are headquartered in Sheffield, England.
Read more -
UndisclosedUndisclosed10 - 49Liverpool, England
Services provided
Founded in 2012, Castle International is a branding firm. The firm offers Branding and Social Media Marketing.
Read more -
UndisclosedUndisclosed10 - 49Haywards Heath, England
Services provided
Based in Haywards Heath, England, TKO Marketing Consultants is a small branding agency. Their services include Branding and Marketing Strategy.
Read more -
UndisclosedUndisclosed10 - 49Birkenhead, England
Services provided
Digital Strategy and Sales Outsourcing company Digital Associates was founded in 2018. Headquartered in Birkenhead, England, the team specializes in Digital Strategy and Sales Outsourcing.
Read more
Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.
Get My Matches
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 United Kingdom B15B Sales Outsourcing Services
-
$1,000+< $25 / hr50 - 249London, England
Ability to deliver
38.9/40.020/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
80% Sales Outsourcing20% Other -
$1,000+< $25 / hr50 - 249London, England
Ability to deliver
38/40.020/20 Reviews10/10 Clients & Experience8/10 Market PresenceService focus
60% Sales Outsourcing40% Other -
$1,000+$50 - $99 / hr50 - 249Horsham , England
Ability to deliver
37.3/40.018/20 Reviews10/10 Clients & Experience9.4/10 Market PresenceService focus
50% Sales Outsourcing50% Other -
$1,000+$50 - $99 / hr10 - 49Ipswich, England
Ability to deliver
35.3/40.016/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
15% Sales Outsourcing85% Other -
$1,000+$300+ / hr2 - 9London, England
Ability to deliver
33.7/40.018/20 Reviews10/10 Clients & Experience5.7/10 Market PresenceService focus
30% Sales Outsourcing70% Other -
$5,000+$150 - $199 / hr10 - 49London, England
Ability to deliver
33.5/40.015.2/20 Reviews8.8/10 Clients & Experience9.5/10 Market PresenceService focus
10% Sales Outsourcing90% Other -
$10,000+$100 - $149 / hr10 - 49London, England
Ability to deliver
33.1/40.015.6/20 Reviews8.3/10 Clients & Experience9.2/10 Market PresenceService focus
10% Sales Outsourcing90% 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
10% Sales Outsourcing90% Other -
$1,000+< $25 / hr10 - 49Thatcham , England
Ability to deliver
32.5/40.015.6/20 Reviews8.5/10 Clients & Experience8.4/10 Market PresenceService focus
12% Sales Outsourcing88% Other -
UndisclosedUndisclosed50 - 249London, England
Ability to deliver
32/40.015.8/20 Reviews8.2/10 Clients & Experience8/10 Market PresenceService focus
10% Sales Outsourcing90% Other -
$5,000+Undisclosed250 - 999Fleet, England
Ability to deliver
31.9/40.015/20 Reviews8.4/10 Clients & Experience8.4/10 Market PresenceService focus
25% Sales Outsourcing75% Other -
$5,000+$50 - $99 / hr50 - 249Hitchin, England
Ability to deliver
31.9/40.016.4/20 Reviews9.5/10 Clients & Experience6/10 Market PresenceService focus
100% Sales Outsourcing -
$1,000+$25 - $49 / hr10 - 49Countesthorpe, England
Ability to deliver
30.8/40.017.6/20 Reviews6.4/10 Clients & Experience6.8/10 Market PresenceService focus
25% Sales Outsourcing75% Other -
$1,000+< $25 / hr1,000 - 9,999London, England
Ability to deliver
30.3/40.015.6/20 Reviews7.6/10 Clients & Experience7.1/10 Market PresenceService focus
20% Sales Outsourcing80% Other -
$1,000+$100 - $149 / hr10 - 49London, England
Ability to deliver
28/40.016.8/20 Reviews6.3/10 Clients & Experience4.9/10 Market PresenceService focus
40% Sales Outsourcing60% 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
10% Sales Outsourcing90% Other -
$5,000+$100 - $149 / hr10 - 49Kingston Upon Thames, England
Ability to deliver
27.6/40.015.8/20 Reviews6.7/10 Clients & Experience5.2/10 Market PresenceService focus
30% Sales Outsourcing70% Other -
$1,000+< $25 / hr50 - 249London, England
Ability to deliver
27.2/40.016.6/20 Reviews2.2/10 Clients & Experience8.3/10 Market PresenceService focus
10% Sales Outsourcing90% Other -
$5,000+$50 - $99 / hr10 - 49London, England
Ability to deliver
27.1/40.016.6/20 Reviews6.5/10 Clients & Experience4/10 Market PresenceService focus
40% Sales Outsourcing60% Other -
$5,000+Undisclosed2 - 9London, England
Ability to deliver
26.1/40.017/20 Reviews2.9/10 Clients & Experience6.2/10 Market PresenceService focus
100% Sales Outsourcing -
$1,000+< $25 / hr2 - 9London, England
Ability to deliver
25.9/40.015.8/20 Reviews6.1/10 Clients & Experience4/10 Market PresenceService focus
65% Sales Outsourcing35% Other -
$1,000+$50 - $99 / hr2 - 9WIRRAL, England
Ability to deliver
25.3/40.016.2/20 Reviews3/10 Clients & Experience6.1/10 Market PresenceService focus
10% Sales Outsourcing90% Other -
UndisclosedUndisclosed1,000 - 9,999Birkenhead , England
Ability to deliver
24.7/40.016.2/20 Reviews2.7/10 Clients & Experience5.8/10 Market PresenceService focus
10% Sales Outsourcing90% Other -
UndisclosedUndisclosed1,000 - 9,999Edinburgh, Scotland
Ability to deliver
24.5/40.015/20 Reviews1/10 Clients & Experience8.4/10 Market PresenceService focus
30% Sales Outsourcing70% Other -
$5,000+Undisclosed10 - 49Manchester, England
Ability to deliver
23.6/40.016.2/20 Reviews0.9/10 Clients & Experience6.5/10 Market PresenceService focus
50% Sales Outsourcing50% Other -
UndisclosedUndisclosed2 - 9Reading, England
Ability to deliver
23.2/40.016.6/20 Reviews2.1/10 Clients & Experience4.6/10 Market PresenceService focus
60% Sales Outsourcing40% Other -
$1,000+Undisclosed250 - 999Brighton and Hove, England
Ability to deliver
23.1/40.017.4/20 Reviews0/10 Clients & Experience5.7/10 Market PresenceService focus
90% Sales Outsourcing10% Other -
$1,000+Undisclosed2 - 9Henley-on-Thames, England
Ability to deliver
23/40.016.2/20 Reviews0/10 Clients & Experience6.8/10 Market PresenceService focus
15% Sales Outsourcing85% Other -
$10,000+Undisclosed50 - 249Theale, England
Ability to deliver
22.8/40.017/20 Reviews0/10 Clients & Experience5.8/10 Market PresenceService focus
40% Sales Outsourcing60% Other -
$5,000+Undisclosed2 - 9Brighton and Hove, England
Ability to deliver
22.7/40.016.4/20 Reviews1.8/10 Clients & Experience4.6/10 Market PresenceService focus
15% Sales Outsourcing85% Other
Latest Sales Outsourcing Articles
See all articles![How to Build a Budget for Call Center Services [With Template] cover image](https://img.shgstatic.com/clutch-static-prod/image/resize/715x400/s3fs-public/article/ba3fb126c373d45b88403b0272fa9201.jpg)
How to Build a Budget for Call Center Services [With Template]
Call center costs can add up over time, so it’s important that companies establish a thorough budget plan before outsourcing.
