What does a B2B marketing agency do?

A B2B marketing agency helps business-to-business companies generate qualified pipeline through positioning, brand, website, content, and demand generation. Potent works as a strategy-led partner — not a vendor — building the brand and the revenue engine that sits behind it.

What makes Potent different from other B2B marketing agencies in the UK?

Potent leads with strategy and commercial outcomes, not deliverables. Every brand, website and campaign is reverse-engineered from buyer behaviour and revenue targets. Our work spans brand strategy, identity, website builds, fractional CMO support and ongoing marketing retainers.

How much does a B2B marketing agency cost in the UK?

UK B2B marketing agency engagements typically range from £5k for one-off Brand MOTs to £8k–£20k per month for ongoing strategic retainers. Full brand and website builds usually sit between £25k and £80k depending on scope. Potent publishes pricing context up front so there are no surprises.

Do you work with companies outside the UK?

Yes. Potent is UK-based but works with B2B brands across the UK, EU and US — particularly in tech, recruitment, professional services and industrial sectors.

How to Choose a B2B Marketing Agency: 12 Questions to Ask

Choosing a B2B marketing agency is one of the highest-stakes decisions a growing business makes. Get it right and you compress 18 months of growth into 6. Get it wrong and you waste a year of budget on deliverables that don't move the needle. These are the 12 questions we'd ask if we were on the buying side.

1. Show me the last three engagements and the commercial outcome.

Not 'creative work'. Not awards. Revenue, pipeline, conversion lift. If they can't speak in numbers, they aren't measuring outcomes — and they probably aren't producing them either.

2. Who will do the work day-to-day?

Many agencies pitch with their senior team and deliver with juniors. Ask for the actual names, ask to meet them, ask how many other accounts they're on.

3. What's your point of view on our category?

A good agency will already have a perspective by the second meeting. If they don't, they're going to learn on your budget.

4. How do you handle positioning and strategy?

If the answer is 'we work with what you give us', you've found a production house, not a strategic partner. The best agencies challenge your positioning before they touch a pixel.

5. What does your discovery process look like?

Serious agencies invest serious time up front. Two-hour 'kick-offs' are a warning sign. Look for structured discovery: stakeholder interviews, customer research, competitor mapping, internal team workshops.

6. How do you measure success on this engagement?

Watch how specific they get. Vague KPIs (brand awareness, engagement) usually mean vague reporting. Specific KPIs (qualified pipeline, conversion rate, sales-cycle length) usually mean serious measurement.

7. What's your typical client size and sector?

Agencies tend to do their best work in the segments where they have pattern recognition. If your business looks nothing like their portfolio, expect a learning curve.

8. How do you price and what's in scope?

Fixed-scope projects, monthly retainers and outcome-based deals all have trade-offs. The best agencies are transparent about which model fits which engagement and why.

9. Who owns the IP and the assets?

You should own everything you pay for — files, accounts, content, code. Get this in writing.

10. What happens if it isn't working?

Good agencies have honest answers about exit clauses, notice periods and how disagreements get resolved. Avoid 12-month lock-ins with no break clauses.

11. Can I speak to two current and one former client?

Current clients tell you what working with them is like today. A former client tells you what it's like when things end. Both matter.

12. Why would you turn this work down?

The best answer to this question is honest. Any agency that says 'we'd never turn work down' is telling you they're capacity-led, not strategy-led.

Red flags

They pitch a deck within 24 hours of meeting you.
They can't explain why their last three engagements worked.
They use the word 'synergy' unironically.
They refuse to share client references.
The contract has no exit clause.
The price is suspiciously low.