Big Business Agency (Big Business Agency Ltd) is a specialist B2B sales consulting and lead generation agency that helps companies digitise and unify operations from sale to service using a HubSpot‑first technology stack, advertising services and workflow automation. The firm focuses on building intent‑led pipelines, aligning sales and customer service, and turning disconnected tools into a single revenue engine. bigbusinessagency.com Founded in 2021 and headquartered in Belfast, Northern Ireland, Big Business Agency is led by managing partner and founder Peter Russell‑Smith, an experienced enterprise software and services executive with a background in growing PE‑backed and public technology businesses. The company operates as a privately held micro‑consultancy with 2–10 employees and serves clients across the UK, Ireland, EMEA and APAC. linkedin.com The core offering combines B2B sales consulting, technology implementation and advertising services. On the consulting side, Big Business Agency designs GTM strategies, territory plans, target account maps and sales processes for complex B2B deals, supported by assets such as the Big Deal Sales Map and an AI‑powered “Big Deal GPT” coach. On the technology side, the team implements and optimises HubSpot (Sales Hub, Service Hub and Content Hub), CPQ, customer portals, B2B webshops and quote‑to‑cash automation, integrating HubSpot with ERPs like SAP Business One, Sage, NetSuite and Microsoft Dynamics 365 Business Central via tools such as Commercient and Mobileforce CPQ. bigbusinessagency.com For demand generation and SDR enablement, Big Business Agency runs managed omnichannel lead‑gen programs across LinkedIn, Google Ads and email, underpinned by precise ICP and target‑account definition, landing pages, marketing automation and sales enablement. Its Precision Lead Engine and Ad Intent Data service transform anonymous ad interactions into named, sales‑ready leads with full path‑to‑purchase visibility, while integrated HubSpot workflows route and nurture leads so SDRs and AEs focus on the highest‑value opportunities. The agency has delivered results for mid‑market and enterprise clients including Bureau Veritas, Eurofins, Hunter Apparel Solutions, Texthelp, Glean, Taxually and Selbey Anderson, and has been recognised as “Leading B2B Management Specialists 2025” in the Irish Enterprise Awards. bigbusinessagency.com
Big Business Agency
Digitising and unifying operations from Sale to Service linkedin.com
Quick Facts
About Big Business Agency
Key Features
ICP & target account mapping - defines Ideal Customer Profiles using firmographic, technographic and intent data, then maps high-value target accounts and key stakeholders. bigbusinessagency.com
Omnichannel B2B lead generation - orchestrates LinkedIn, Google Ads, email outreach and ABM content so campaigns reach decision makers across multiple touchpoints. bigbusinessagency.com
Ad Intent Data service - captures real-time behavioural signals from paid media, turning anonymous ad engagement into named leads with budget allocation, purchase-path analysis and consolidated reporting. bigbusinessagency.com
Landing pages, lead magnets & SEO content - builds high-converting landing pages, lead magnets and insight content to attract inbound leads actively searching for solutions. bigbusinessagency.com
Lead scoring & automated nurturing - scores prospects on engagement and buying signals, then uses marketing automation to nurture them until they are sales-ready. bigbusinessagency.com
Sales enablement for SDRs & AEs - equips reps with AI-powered insights, real-time prospect data, outreach templates and Big Deal GPT guidance to improve win rates on complex deals. bigbusinessagency.com
HubSpot CRM implementation & optimisation - configures Sales Hub, Service Hub and Content Hub around real-world processes, including pipelines, workflows, properties and reports aligned to revenue outcomes. bigbusinessagency.com
LinkedIn Ads management - provides end-to-end LinkedIn ad strategy, targeting, creative, optimisation and reporting, plus optional Expandi-based connection campaigns to grow early-stage pipeline. bigbusinessagency.com
Google Ads demand generation - runs intent-led Google Ads programs with measurement tied to meetings and opportunities, not just clicks or form fills. bigbusinessagency.com
Account-based marketing & territory planning - develops GTM strategies, territory plans and target-account maps so SDR and AE effort stays focused on the most valuable markets and accounts. bigbusinessagency.com
B2B eCommerce & customer portals - deploys HubSpot-based customer portals and webshops that expose contract pricing, order status, help desk and self-service capabilities for B2B buyers. bigbusinessagency.com
Quote-to-cash automation - integrates CPQ, CRM, eCommerce, ERP and billing so quoting, contracting, invoicing and renewals flow through an automated, auditable process. bigbusinessagency.com
CPQ & complex pricing - implements Mobileforce CPQ and related rules to handle complex bundles, services, subscriptions and multi-currency price lists inside HubSpot. linkedin.com
Workflow automation & CS alignment - builds cross-functional workflows that connect sales, customer service, engineering and field service teams around a single set of data. bigbusinessagency.com
Analytics & dashboards - delivers real-time dashboards and reporting on pipeline health, campaign performance, utilisation and revenue, enabling continuous optimisation. bigbusinessagency.com
Pros & Cons
👍 Pros
- Deep HubSpot CRM implementation expertise, including complex migrations from Salesforce and tailoring HubSpot to each client's processes. bigbusinessagency.com
- Strong project management and governance heritage that keeps implementations on time, on budget and aligned to PRINCE2-style delivery standards. bigbusinessagency.com
- Ability to simplify complex B2B sales and quote-to-cash workflows into clear frameworks and playbooks that teams can adopt quickly. bigbusinessagency.com
- High-touch, collaborative engagement style - clients highlight the team as knowledgeable, fun to work with and highly responsive when issues arise. ecosystem.hubspot.com
- Proven results for mid-market and enterprise B2B firms in TIC, manufacturing and technology, including Fortune 500/1000 brands. bigbusinessagency.com
- Unique combination of sales consulting, advertising services and systems integration, allowing one partner to own the full lead-to-revenue lifecycle. bigbusinessagency.com
👎 Cons
- Very limited volume of public third-party reviews (a small number across Google and HubSpot Marketplace), making statistical benchmarking against larger agencies difficult. ecosystem.hubspot.com
- Small specialist team (roughly 2-10 employees), which may constrain capacity for very large, multi-region rollouts or high SDR headcount without partnering. linkedin.com
- Best suited to organisations standardising on HubSpot and compatible ERPs; companies heavily invested in alternative CRM stacks or pure B2C models may see less direct fit. bigbusinessagency.com
User Reviews
Integrations
Best For
Company Size
Industries
Use Cases
FAQ
What is Big Business Agency?
+Big Business Agency is a specialist B2B sales consulting, lead generation and systems-integration firm that helps companies digitise and unify operations from sale to service. The agency designs GTM strategies, omnichannel LinkedIn and Google Ads programmes, and SDR enablement while implementing HubSpot-centric CRM, CPQ, customer portals and quote-to-cash automation, particularly for complex B2B organisations in sectors like TIC, manufacturing, professional services and software. bigbusinessagency.com
How much does Big Business Agency cost?
+Big Business Agency does not publish standard pricing or packaged SDR seat rates; engagements are scoped and priced custom based on project complexity, services involved and technology footprint. Third-party directories indicate typical minimum project sizes in the USD $5,000-$10,000+ range and an average hourly rate in the premium band, but official pricing is only available by contacting the firm directly. bigbusinessagency.com
What are the main features of Big Business Agency's services?
+Key capabilities include ICP and target-account mapping, omnichannel lead-generation campaigns across LinkedIn, Google Ads and email, Ad Intent Data for real-time attribution and lead capture, lead scoring and automated nurturing, sales enablement and Big Deal coaching, HubSpot CRM implementation and optimisation, CPQ and quote-to-cash automation, B2B eCommerce portals, customer-service workflow automation and analytics dashboards that tie marketing activity to revenue. bigbusinessagency.com
Who are Big Business Agency's main competitors?
+In the SDR and B2B lead-generation space, buyers often compare Big Business Agency with outsourced SDR and appointment-setting providers such as CIENCE, Belkins, Martal Group and Sopro, as well as with other HubSpot-focused consultancies and RevOps agencies. The key difference is that Big Business Agency emphasises senior sales consulting, HubSpot and ERP integration and omnichannel campaigns over providing large pools of outsourced SDRs. bigbusinessagency.com
Is Big Business Agency good for small businesses?
+Big Business Agency can be a strong fit for ambitious small and mid-sized B2B companies that sell higher-value offerings and are ready to invest in HubSpot, process design and targeted lead generation. However, very small or budget-constrained businesses looking for low-cost, self-serve tools, or B2C-only brands with simple funnels, may find the consulting-heavy engagement model and typical project sizes more than they need. bigbusinessagency.com
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