B2B
The Best B2B Demand Generation Agencies
Updated September 6, 2026 · 4 agencies · How we build these lists
The short answer
B2B demand generation agencies differ by where they create demand. 310 Creative works account-based marketing and sales enablement for SaaS and technology. Munro runs UK and European lead generation with CRM automation. First Page Sage builds organic lead flow through thought leadership content. KlientBoost pairs paid media with landing page conversion for lead capture.
The failure mode in B2B demand generation is an agency that delivers volume against a cost-per-lead target while sales quietly stops working the list. Before hiring, agree on what qualifies a lead and who decides, because that definition determines whether the engagement produces pipeline or a reporting argument.
At a glance
| Agency | Best for |
|---|---|
| 310 Creative | SaaS and technology companies running account-based marketing |
| Munro | UK and European B2B lead generation |
| First Page Sage | Companies building organic pipeline through content |
| KlientBoost | Companies whose paid leads are not converting |
Agency profiles
310 Creative
Best for SaaS and technology companies running account-based marketing
310 Creative runs account-based marketing, outbound lead generation, sales enablement, and CRM implementation for VC-backed startups through enterprise SaaS, with an explicit focus on sales and marketing alignment rather than lead volume alone.
Munro
Best for UK and European B2B lead generation
Glasgow, Scotland
Munro is a Glasgow-based demand generation agency with over 15 years operating, covering PPC, SEO, marketing automation, and CRM, with named work for Dell, MentorCliq, and the Scottish Chambers of Commerce.
First Page Sage
Best for companies building organic pipeline through content
First Page Sage builds organic lead generation systems around thought leadership content, with named B2B work including Salesforce, Logitech, Cadence, and US Bank, and states it does not require long-term contracts.
KlientBoost
Best for companies whose paid leads are not converting
Costa Mesa, CA
KlientBoost pairs paid media with landing page design and CRO, and runs a Growth Grid framework connecting financial metrics to attribution. The fit when the traffic exists but the form fill rate or lead quality does not.
What we compared
- How a qualified lead is defined, and whether sales agrees with the definition
- Whether the agency reports on pipeline and closed revenue or stops at lead volume
- CRM integration and attribution across long sales cycles
- Account-based capability where the target list is small and named
- Balance between paid capture and organic demand creation
- Named client work with comparable deal sizes and cycle lengths
Frequently asked questions
- How much does a B2B demand generation agency cost?
- Retainers commonly run from about $5,000 to $20,000 per month depending on scope, with account-based programs and outbound at the higher end because they carry data, tooling, and list-building costs. Media spend and software licences are usually separate, so ask for a fully loaded monthly number.
- What is the difference between demand generation and lead generation?
- Lead generation captures people already looking, typically through paid search, gated content, and outbound. Demand generation creates awareness of the problem before anyone is searching, through content, events, and thought leadership. Programs that only capture existing demand plateau once they saturate the in-market audience, which is usually smaller than expected.
- How should B2B agency performance be measured?
- Cost per lead is the easiest metric and the most misleading, because it rewards volume over fit. Better measures are cost per qualified opportunity, pipeline created, and eventually closed revenue by source. Long sales cycles make this slow to read, so agree in advance on leading indicators that both sides accept as a proxy in the meantime.