Top B2B LinkedIn Outreach Agencies (UK & US, 2025)

‍

LinkedIn remains the premier platform for B2B networking, with over 1.1 billion members globally. In 2025, many specialized agencies help companies tap LinkedIn for lead generation and sales. Below are 18 leading agencies (based in the UK or US) focused on B2B LinkedIn outreach and lead gen. For each, we list core services, target industries, pricing models, technologies, service level, location, website, and an overview, citing up-to-date sources.

Cleverly (USA)

• Services: End-to-end LinkedIn lead generation and outreach. They build prospect lists, optimize client profiles, write personalized InMail and connection messages, and manage campaign follow-ups. (Also offers LinkedIn content and paid ad services.)
  
  
• Industries: B2B companies across technology, SaaS, finance, and professional services. Their portfolio includes clients like Uber, PayPal, and multiple startups.
  
  
• Pricing: Subscription plans from $397/mo (Silver) for 500 prospects up to $997/mo (Platinum). (Platinum includes extra features like appointment setting.)
  
  
• Technology: Uses LinkedIn Sales Navigator for targeting, plus their proprietary Salesflow outreach platform (AI-driven inbox, team management, CRM integrations via Zapier, etc.). Multichannel support (email + LinkedIn) is available in higher plans.
  
  
• Service Level: Full-service done-for-you campaigns. Clients get a dedicated account manager, ongoing optimization, real-time dashboard, and A/B testing.
  
  
• Location: Los Angeles, USA (global remote team).
  
  
• Website: cleverly.co.
  
  
• Overview: Cleverly is a data-driven LinkedIn lead gen agency that “scales your leads” by sending hyper-personalized outreach to target prospects. They leverage proven strategies from thousands of campaigns and claim high reply rates through human-curated messaging.

Belkins (USA)

• Services: B2B sales development and appointment setting. Their offerings include LinkedIn outreach, cold email campaigns, cold calling, lead research, and omnichannel SDR support (ABM, CRM setup).
  
  
• Industries: Over 50 sectors – technology/SaaS, finance, healthcare, manufacturing, recruitment, telecom, agencies, and more. They cater to everything from startups to enterprises.
  
  
• Pricing: Customized packages based on scope (usually starting in the low thousands per month). Typically clients engage Belkins to book dozens to hundreds of meetings annually.
  
  
• Technology: Sales Navigator for targeting; HubSpot partner (CRM integration); data-driven prospecting tools. Emphasizes HubSpot integration and tailored tech stacks.
  
  
• Service Level: Full-service outsourced lead generation. Belkins’s team runs end-to-end campaigns (list building, multichannel outreach, lead qualification) on behalf of the client. They promise hundreds of qualified meetings per year.
  
  
• Location: Delaware, USA (serving NA, EU, APAC).
  
  
• Website: belkins.io.
  
  
• Overview: Belkins is an award-winning B2B sales agency that “delivers qualified appointments” using omnichannel strategies. They highlight LinkedIn outreach as a key channel among email and phone to ensure robust pipelines.

Martal Group (NA)

• Services: Multichannel B2B lead gen and sales. Core LinkedIn outreach is combined with email, cold calling, and appointment setting. They craft account-based marketing campaigns to engage decision-makers over time.
  
  
• Industries: Tech-focused: software, SaaS, cybersecurity, AI, and also manufacturing, logistics, healthcare, finance, and more (see industry list). They serve B2B tech companies worldwide.
  
  
• Pricing: Tiered “growth plans” (custom quotes). Tier 1 covers lead gen (list building and cold outreach); Tier 2 adds customer onboarding support; Tier 3 includes account management. Each tier’s pricing is available on request.
  
  
• Technology: LinkedIn Sales Navigator for targeting; proprietary Tele-Intent™ AI platform; CRM (HubSpot/others). They emphasize “authentic outreach” with real profiles and use ABM data to personalize messaging.
  
  
• Service Level: Full-service strategic campaigns. Martal acts as an extension of the client’s sales team, providing SDRs and strategy. Campaigns are “signal-driven” and “human-led” (no fake accounts) to build genuine relationships.
  
  
• Location: HQ in Oakville, ON (Canada) with offices in the US (SF, NY) and EMEA (Latvia).
  
  
• Website: martal.ca.
  
  
• Overview: Martal Group is a top LinkedIn lead gen agency for B2B firms, especially in tech. They tout a “LinkedIn + Email + Phone = More Opportunities” approach, booking meetings globally for over 2,000 brands. Campaigns are tailored to client goals, aiming for high-quality pipelines.

B2Linked (USA)

• Services: LinkedIn advertising campaigns. Specializes in planning, setting up, and optimizing LinkedIn Ads with advanced targeting. (Not organic outreach.) They audit accounts to eliminate wasted spend and maximize ROI.
  
  
• Industries: Broad B2B: software, financial services, manufacturing, etc. They have worked with enterprise companies and agencies.
  
  
• Pricing: Custom agency fees (based on ad spend/management scope). Prospective clients schedule a discovery call.
  
  
• Technology: Proprietary LinkedIn ads management tools and methodology. Senior LinkedIn Marketing Partner with $150M+ spend; uses scientific A/B testing and data collection. Integrates with CRM/reporting platforms.
  
  
• Service Level: Full-service ads agency. B2Linked manages end-to-end LinkedIn ad programs (creative, bidding, analytics). They position themselves as the “LinkedIn Ads experts” to get performance from the platform.
  
  
• Location: San Diego, USA (remote team with global clients).
  
  
• Website: b2linked.com.
  
  
• Overview: B2Linked calls itself “The #1 LinkedIn Ads Agency,” focused solely on LinkedIn advertising. They emphasize reducing wasted ad spend and boosting ROI through advanced targeting and their proprietary tools.

SocialSellinator (USA)

• Services: LinkedIn profile optimization and lead generation campaigns. They optimize clients’ LinkedIn profiles to attract prospects, identify target audiences, then run connection and messaging campaigns.
  
  
• Industries: Variety of B2B (tech, finance, SMBs).
  
  
• Pricing: Custom packages (size of target list, outreach volume, etc.).
  
  
• Technology: LinkedIn Sales Navigator and native LinkedIn features (Profiles, InMail).
  
  
• Service Level: Done-for-you campaigns. SocialSellinator assigns campaign managers to run clients’ LinkedIn outreach end-to-end, including follow-up sequences and reporting.
  
  
• Location: San Jose, California, USA.
  
  
• Website: socialsellinator.com.
  
  
• Overview: SocialSellinator is a digital marketing agency that helps businesses “open up the full potential of LinkedIn for lead generation.” They build detailed prospect lists and implement multi-touch outreach to generate leads.

SalesBread (USA)

• Services: Done-for-you B2B lead generation (LinkedIn outreach + email). They promise ~1 qualified lead per day by sending “ultra-personalized” LinkedIn messages and warm emails.
  
  
• Industries: Tech startups, fintech, local businesses (case studies include IT and fintech).
  
  
• Pricing: Custom plans (no public pricing). They guarantee at least ~20 leads/month or a refund.
  
  
• Technology: Manual LinkedIn outreach via Sales Navigator; email platforms for sequencing; CRM for lead tracking.
  
  
• Service Level: Full-service. Includes initial strategy session, list building, personalized copywriting, and combined LinkedIn+email cadences. Daily lead delivery reported.
  
  
• Location: San Diego, USA.
  
  
• Website: salesbread.com.
  
  
• Overview: SalesBread specializes in LinkedIn and email outreach. Their founder’s strategy aims for high reply rates (claimed ~38% reply), and they offer a performance guarantee: “20+ sales-qualified leads per month or your money back”.

Revnew (USA)

• Services: Outbound demand generation with LinkedIn emphasis. Offers lead prospecting and nurturing (“content syndication”), personalized LinkedIn and email outreach, and targeted LinkedIn ad campaigns.
  
  
• Industries: B2B (not limited to one sector).
  
  
• Pricing: Customized (contact for details).
  
  
• Technology: Combines ABM software and LinkedIn’s tools. Mentions LinkedIn outreach campaigns as part of their “Triple ABM” system.
  
  
• Service Level: Full-service; done-for-you campaigns with strategy. Positions itself as an omnichannel agency that stays engaged with leads until they convert.
  
  
• Location: USA.
  
  
• Website: revnew.com.
  
  
• Overview: Revnew markets its “Triple ABM” system to build demand early. Their LinkedIn services include direct prospecting and running targeted ad campaigns. They emphasize consistency and nurture to maximize results.

BrightestMinds (USA)

• Services: LinkedIn lead generation with tech-driven processes. They use a blend of automation and human SDRs: deploying Marketo for lead scoring/enrichment and then SDRs to engage prospects.
  
  
• Industries: Tech and SaaS startups.
  
  
• Pricing: Custom (project-based). They state an ROI promise (clients have gained 5–15 meetings and “300–3,000 LinkedIn leads per 130 hours”).
  
  
• Technology: Proprietary platform integrated with Marketo; advanced data (99+ data points per lead for personalization).
  
  
• Service Level: Hybrid (semi-automated plus managed). Clients get weekly campaign setups with follow-ups, plus analytics.
  
  
• Location: USA.
  
  
• Website: brightestminds.io (site under maintenance).
  
  
• Overview: BrightestMinds offers “AI + human” lead gen for B2B. They combine algorithms (to find and nurture large lead lists) with human SDR outreach to deliver high volumes of qualified LinkedIn leads.

Win at LinkedIn (UK)

• Services: Fully managed LinkedIn outreach. The agency sends connection requests and messages on behalf of clients’ profiles to book calls. They handle copywriting and target list setup.
  
  
• Industries: B2B (common clients in tech, recruitment, marketing).
  
  
• Pricing: Fixed packages. Gold Plan at £3000 delivers 60 leads; Diamond Plan at £5000 delivers 120 leads. Lead qualification guarantee included (refund if not met).
  
  
• Technology: LinkedIn Sales Navigator for precise targeting; campaign management tools.
  
  
• Service Level: Concierge (done-for-you). A senior strategist manages the campaign and delivers leads/appointments. No ads or cold calls – purely LinkedIn outreach.
  
  
• Location: London, UK.
  
  
• Website: winatlinkedin.com.
  
  
• Overview: Win at LinkedIn guarantees a set number of quality leads through their LinkedIn outreach service. They emphasize hands-on targeting and messaging to achieve the promised lead counts.

Pearl Lemon Leads (UK)

• Services: Multi-channel lead generation, including LinkedIn outreach. They connect with prospects via LinkedIn messaging, phone, and email, plus content marketing and SEO support. Profile optimization is offered as an add-on.
  
  
• Industries: SaaS, finance, healthcare, education, and various B2B sectors.
  
  
• Pricing: Tailored quotes (not public). Known for flexible packages for startups to enterprises.
  
  
• Technology: LinkedIn tools (Sales Navigator), their internal prospecting systems. They utilize personal LinkedIn accounts (no bots).
  
  
• Service Level: Full-service campaigns. Pearl Lemon Leads runs all outreach, writing copy and managing follow-ups, with weekly reporting. They also have sister agencies for SEO and video support.
  
  
• Location: London, UK (global remote team).
  
  
• Website: pearllemonleads.com.
  
  
• Overview: Pearl Lemon Leads is a UK lead gen agency “crushing LinkedIn outreach.” They leverage LinkedIn as part of a broader strategy, and they highlight their founder’s expertise (Deepak Shukla) in delivering hundreds of qualified leads for clients.

StraightIn (UK)

• Services: Manual, non-automated LinkedIn outreach. They run targeted connection campaigns, conversation management, and content-driven lead nurturing. Their approach is to review dormant leads, revive stalled conversations, and create fresh content to convert prospects.
  
  
• Industries: Professional services, finance, IT, small-to-medium B2B. They have specific packages for advisors, accountants, etc.
  
  
• Pricing: Bespoke (packages vary by target scope).
  
  
• Technology: Strictly manual outreach (no bots). Use of LinkedIn’s native tools with custom pipelines.
  
  
• Service Level: Full-service, white-glove. Each client has dedicated account management and crafted messaging sequences. They pride themselves on agility and personalization.
  
  
• Location: Manchester, UK (also Chicago, Singapore offices).
  
  
• Website: straight-in.com.
  
  
• Overview: StraightIn is a UK LinkedIn marketing firm that shuns automation in favor of personalized campaigns. They emphasize adaptability to trends and guarantee an ROI-focused approach by “eschewing automation entirely” for genuine B2B engagement.

The Good Marketer (UK)

• Services: Digital advertising with LinkedIn specialization. They run LinkedIn ad campaigns (from audience research to creative to analytics) for B2B clients. They also do Google Ads, Facebook, etc., but highlight LinkedIn as a strength.
  
  
• Industries: Broad (tech, retail, healthcare, etc.).
  
  
• Pricing: Custom agency retainers.
  
  
• Technology: LinkedIn Ads platform, analytics tools, creative testing.
  
  
• Service Level: Full-service agency (strategy + execution). They handle all aspects of LinkedIn ads for clients.
  
  
• Location: London, UK.
  
  
• Website: thegoodmarketer.co.uk.
  
  
• Overview: The Good Marketer is a UK ad agency “dedicated to helping businesses maximize their digital marketing impact.” They have deep expertise in crafting high-converting LinkedIn ad campaigns and manage the entire process from targeting to optimization.

Connect Digital (UK)

• Services: LinkedIn content and advertising campaigns. They help B2B brands grow their networks by creating thought leadership content, running connection/message sequences, and managing targeted ads.
  
  
• Industries: Tech, professional services, finance, and others.
  
  
• Pricing: Custom.
  
  
• Technology: LinkedIn Ads and organic posting tools; CRM for lead capture.
  
  
• Service Level: Agency-driven (full project management of campaigns).
  
  
• Location: Bristol, UK.
  
  
• Website: connectdigital.co.
  
  
• Overview: Connect Digital is a UK marketing agency “specialising in LinkedIn strategies.” They craft engaging campaigns to boost awareness and generate leads on LinkedIn, focusing on storytelling and audience targeting to achieve clients’ goals.

B2b Ai (UK)

• Services: AI-powered LinkedIn outreach & automation with personalized connection requests and follow-ups at scale. Running Multi-channel campaigns combining LinkedIn + email + trigger-based messaging become surprisingly easy
  
  

• Industries: B2B SaaS, consulting, agencies, founder-led startups, and professional services
  
  
• Pricing: Custom quotes (agency service fees; tailored based on campaign scope) Average around £1300.
  
  
• Technology: LinkedIn Sales Navigator for prospect research; analytics for campaign measurement. lead scoring tools like HeyReach and Smartlead along with Automation software like clay and N8n
  
  
• Service Level: Full-service campaign setup, execution, optimization & reporting. Audience targeting, content creation, and compliance monitoring
• Location: Global / Remote (UK-based team with international clients)
• Website: b2bemailmarketingagency.com
  
  
• Overview: B2B AI helps ambitious B2B companies generate high-quality leads and book more discovery calls through automated, AI-enhanced LinkedIn and email outreach. They handle end-to-end campaign operations - from ICP segmentation and dynamic personalization to follow-ups, A/B testing, and CRM syncing—delivering scalable, compliant, and data-driven pipeline growth .

Flow20 (UK)

• Services: Digital marketing and creative campaigns with LinkedIn integration. They build brand-focused campaigns and can include LinkedIn targeting and content strategies as part of a wider marketing mix.
  
  
• Industries: Consumer brands, tech startups, creative industries (they emphasize purpose-driven marketing).
  
  
• Pricing: Custom project retainers.
  
  
• Technology: LinkedIn Ads, content production (videos, microsites, etc.).
  
  
• Service Level: Full-service creative agency.
  
  
• Location: London, UK.
  
  
• Website: flow20.com.
  
  
• Overview: Flow20 is an online marketing agency known for “campaigns with a focus on purpose.” While they do multi-channel work, they incorporate LinkedIn where needed to connect clients with target partners and audiences.

Disruptive Advertising (USA)

• Services: Social media advertising, including LinkedIn ad management and content promotion. They run LinkedIn ad campaigns alongside other channels (Facebook, Google) to drive leads and sales.
  
  
• Industries: E-commerce, SaaS, healthcare, finance, and more.
  
  
• Pricing: Custom (agency service fees).
  
  
• Technology: LinkedIn Ads, proprietary analytics tools, and CRO (conversion rate optimization) platforms.
  
  
• Service Level: Agency-managed ads. They handle creative development, audience targeting, and ongoing optimization.
  
  
• Location: Utah, USA.
  
  
• Website: disruptiveadvertising.com.
  
  
• Overview: Disruptive Advertising is a US digital marketing agency that positions itself as “social media experts.” They have a proven track record managing LinkedIn advertising to help businesses achieve strong results on the platform.

The Social Shepherd (UK)

• Services: Social media lead generation with LinkedIn specialization. They build brand communities and generate leads through content strategy, posting, and outreach on LinkedIn. They also run ads and nurture programs.
  
  
• Industries: B2B and D2C (often small-to-mid companies).
  
  
• Pricing: Custom strategy retainers.
  
  
• Technology: LinkedIn content planning tools, analytics.
  
  
• Service Level: Ongoing managed service.
  
  
• Location: London, UK.
  
  
• Website: thesocialshepherd.com.
  
  
• Overview: The Social Shepherd focuses on “building authentic brand communities” via social media. With a team specializing in LinkedIn, they create engaging content and optimize lead-gen to leverage the networking potential of LinkedIn.

Pepper Content (Global platform)

• Services: Content marketing solutions (including LinkedIn). They offer content strategy, writing, and distribution services. For LinkedIn specifically, they can optimize company pages, create thought-leadership posts, and manage targeted ad campaigns.
  
  
• Industries: Enterprise marketing (B2B SaaS, FMCG, banking, etc.).
  
  
• Pricing: Subscription or project-based (custom quotes).
  
  
• Technology: Proprietary content management platform, AI-writing assistance tools.
  
  
• Service Level: Managed content production.
  
  
• Location: Headquarters in Bangalore, India (global clientele).
  
  
• Website: peppercontent.io.
  
  
• Overview: Pepper Content is a content platform/agancy hybrid serving 2,500+ brands. They position themselves as “AI co-pilot for enterprise marketers.” Their LinkedIn-specific offerings include crafting engaging content and profile optimization to help brands gain visibility on LinkedIn.
  
  

‍