Browse Lead Gen Agencies
GCL B2B

GCL B2B

Review
β˜…7.9/10
πŸ‡¬πŸ‡§ Birmingham, United KingdomΒ·50 - 249 employeesΒ·Est. 1990Β·Reviewed Sep 2026

Predictable B2B pipeline growth through real conversations accelerated by AI

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Best For
B2B organisations that want senior commercial telemarketing and appointment setting backed by decades of UK market experience
Hourly Rate
$50-99/hr
In line with the $75/hr median for lead gen agencies in United Kingdom
Min. Project
$10,000+
Industries
Technology, B2B Services, Events
GCL B2B

Clients

SecuritasVeeamVeritasSix DegreesBunzlAymingMesse FrankfurtBiffa

About GCL B2B

GCL B2B is a Birmingham, United Kingdom sales development and lead generation agency. The firm combines long-running B2B telemarketing heritage with modern sales development, data services, and appointment setting to help organisations build predictable pipeline through qualified conversations.

Who GCL B2B Is Best For

GCL B2B is best for buyers that need human-led outbound with AI-enhanced execution rather than a fully automated dialer. The official site stresses 35+ years of commercial expertise, sales development, lead qualification, and appointment setting designed to create real conversations and scalable pipeline.

Why Choose GCL B2B

Decades of B2B commercial and telemarketing experience
Core services include lead generation, appointment setting, and outsourced SDR
Human conversations paired with AI-enhanced process support
Broad supporting stack for data, ABM, and event demand programs

Things to Consider

Larger full-service menu may feel broad for buyers wanting only cold email
UK-centric delivery may be less ideal for pure US onshore RFPs
Higher minimum project sizes than boutique starter packages
Not positioned as a branding or creative content studio

GCL B2B Services

B2B Lead GenerationAppointment SettingSales DevelopmentB2B TelemarketingAccount-Based Marketing

Selected Work

Driving High-value Delegate Recruitment for SAP HR SaaS Webinar

SAP HR SaaS vendor (anonymized)

GCL targeted HR decision-makers across Public Sector accounts to maximise qualified webinar registrations and attendance for an SAP HR SaaS programme β€” phone-first outbound with tracked registrations.

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How GCL Accelerated Channel Growth Through Targeted VAR Recruitment

IT security vendor (anonymized)

For an established IT security vendor, GCL deployed a dedicated SDR to onboard capable VARs across IT & Telecoms via consultative outbound telemarketing β€” strengthening market coverage through partner recruitment.

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How GCL Generated Six-figure Pipeline Growth for a SaaS Finance and ERP Vendor

SaaS finance & ERP vendor (anonymized)

GCL provided specialist B2B telemarketing for a UK SaaS finance/ERP vendor needing scalable demand generation in strategic verticals β€” delivering measurable six-figure pipeline growth.

View case study

Reviews from Google

β˜…4.3/5 (16)
β˜… 5/5Β· 2 years ago

I started to work with GCL 2 years ago and I can only call out their professionalism and methodology. From onboarding to execution, they manage key milestones and expectations, can adapt to the customer and can manage both the ops and sales follow up. I recommend them as a trusted partner!

β˜… 5/5Β· a year ago

Delivered a great channel expansion campaign with Gavin and Cameron! They did a wonderful job, understanding the requirement and always going beyond expectations.

Reviews sourced from Google

See all 16 reviews on Google

Photos

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