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Top Sales Outsourcing Services Firms & Best Outsourcing Services Providers in UK | 2025

Businesses looking to scale their sales process efficiently rely on expert Sales Outsourcing Services Providers in UK. Our list top Sales Outsourcing Services Companies in UK offer outsourced teams that handle customer outreach, lead qualification, and sales conversions, helping companies meet their targets with minimal internal effort.

List of Top Sales Outsourcing Services Providers in UK | Best Sales Outsourcing Services Companies

Inboxxia

Appointment Setting with a Focus on Your ROI

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5.0 (3 Reviews)

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5.0 (3 Reviews)

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Verified

Inside Service Listing

UK

Inside Service Listing

2 - 9

Inside Service Listing

N/A

Inside Service Listing

$1,000+

We are a specialized growth agency focused on appointment setting, with a strong emphasis on maximizing your ROI. Our founders personally oversee your campaigns to ensure the highest level of service, aligning incentives so that our success is directly tied to yours. When you partner with us for your growth, we remain actively engaged in your account, offering strategic discussions and consistent involvement. Unlike many agencies, we do not delegate your growth to account managers after signing. This approach has enabled our clients to achieve an average return on investment of 10x. Our Achievements: Recognized by Clutch.co as one of the "Top Direct Marketing Agencies in the UK in 2023" Long-term partnerships with clients, some lasting over two years Over 5,000 qualified appointments set An average ROI of 10x (estimate your potential ROI here: [link]) You understand there are businesses that require your product or service. We help you locate them and convert them into loyal customers. Our Process: We initiate sales appointments with your ideal customers. From our initial kick-off call, we proactively launch your first campaign within two weeks, aiming to secure your first qualified sales meeting within the first week of launch.

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100% Business Services
50% Sales Outsourcing

incite

Generating real demand and leads for b2b brands.

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5.0 (2 Reviews)

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5.0 (2 Reviews)

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Verified

Inside Service Listing

UK

Inside Service Listing

10 - 49

Inside Service Listing

$100-$149/hr

Inside Service Listing

$5,000+

Incite is a leading agency specializing in growth marketing and lead generation, with a team of 30 professionals. We take pride in delivering exceptional work driven by strategic commercial insights, producing tangible and measurable outcomes, such as enhanced reputation, a robust sales pipeline, and a strong return on investment (ROI). Focused exclusively on B2B markets, we possess significant expertise in sectors such as technology, law, and business and professional services. Our clients typically offer high-value products or services with intricate buying processes. We excel in inbound, outbound, and account-based marketing, working with clients globally, ranging from publicly listed corporations to dynamic startups. Our core strength lies in bridging the gap between sales and marketing, optimizing marketing spend, sales impact, and overall ROI.

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70% Business Services
40% Sales Outsourcing

Operatix

Outsourced Sdr teams fueling the B2B software industry

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4.9 (4 Reviews)

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4.9 (4 Reviews)

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Verified

Inside Service Listing

UK

Inside Service Listing

50 - 249

Inside Service Listing

N/A

Inside Service Listing

$5,000+

Operatix is a B2B software vendor that employs a team of over 250 SDRs in London and Dallas to accelerate sales cycles, increase deal value, and close more business. Their approach combines account-based marketing and selling activities, and they are skilled in networking with organizations to identify decision-makers and establish initial sales engagement between clients' sales teams and prospects. Operatix's services include outsourced SDR teams, B2B lead generation, sales development, outbound prospecting, inbound response management, account-based prospecting, and business development.

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100% Business Services
0% Sales Outsourcing

Friday Solved

Not your average sales consultancy.

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4.7 (6 Reviews)

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4.7 (6 Reviews)

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Verified

Inside Service Listing

UK

Inside Service Listing

2 - 9

Inside Service Listing

$300 </hr

Inside Service Listing

$1,000+

We solve sales challenges and deliver tangible results. What sets us apart from others is our transparent, approachable approach—free from traditional sales tactics. By combining specialized expertise, proven frameworks, and powerful tools, we position ourselves to transform sales processes at a large scale. Our focus on value-driven strategies allows us to achieve exceptional outcomes. We're passionate about problem-solving and are committed to helping you succeed.

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100% Business Services
0% Sales Outsourcing
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