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Trusted By Ambitious Companies
We work with companies that take growth seriously. From launching new products and entering new markets to fixing underperforming marketing and scaling what works, we've helped 400+ companies find and capture their next growth opportunity.
- 400+
- Companies worked with
- €35M+
- Budget managed
- 20+
- Industries grown
- 2,500+
- Growth experiments
Trusted by
We don't sell marketing output.
The metric changes. The objective doesn't. We start with the business outcome and work backwards.
CAC ↓
Acquisition efficiency improved.
CVR ↑
Conversion rate optimized.
Pipeline ↑
More qualified opportunities.
Retention ↑
Customers stay longer.
Revenue +32%
vs. previous period.
Profitable scale
Compounding growth unlocked.
Every growth problem has a constraint.
We find it, test it, measure it, then move to the next.
Choose Your Growth Path
The GrowthGirls Growth System™
Growth isn't guesswork.We have a system.
A continuous process for finding what's holding growth back, identifying the opportunities that matter, testing what could work and scaling what proves it can.
- 01
Understand
Start with the business.
Business · Customer · Market · Economics · Data
- 02
Diagnose
Find the constraint.
Acquisition · Conversion · Retention · Positioning
- 03
Prioritise
Focus on what moves the needle.
Impact · Confidence · Effort · Opportunity
- 04
Experiment
Test before you bet big.
Hypothesis · Execute · Measure · Learn
- 05
Scale
Put more behind what works.
Invest · Systemise · Automate · Expand
- 06
Compound
Then we do it again.
More data · New insights · Bigger wins
- Data & Insights
Every step generates data. Every insight fuels better growth.
Where Do You Need To Start?
Something isn't working?
Start at diagnose
Traffic is up, revenue is flat. CAC is rising. Let's find the constraint.
Contact usLaunching something new?
Start at understand
New product, new market, new opportunity. Let's build the right foundation.
Contact usAlready have traction?
Start at prioritise
You've found product-market fit. Let's find the highest-impact next steps.
Contact usFound something that works?
Start at scale
It works. Now let's scale it efficiently and build long-term compounding growth.
Contact usReady to find your starting point?
Talk to a growth strategistWe Are Global
UK and US based. Globally minded. Working worldwide.
We don't keep our best thinkingto ourselves.
Growth changes too quickly for fixed playbooks. We experiment, question assumptions and share what we're learning from the companies, campaigns and markets we work with.
Ideas. Experiments. Data. Strong opinions. No fluff.
Explore our thinkingPoint of view
Strong opinions on where growth, marketing and AI are heading.
From the growth lab
Experiments, lessons and patterns found in real client work.
Research
Original GrowthGirls research, benchmarks, reports and data.
Point of view
AI made execution cheap.That makes good strategy more valuable than ever.
As AI makes campaigns, content and creative easier to produce, execution is becoming less of a competitive advantage. The companies that win will be the ones that know what to do — and why.
From the growth lab
We analysed 100 growth experiments. Here's what surprised us.
The patterns, failures and unexpected wins we keep seeing when companies try to unlock their next stage of growth.
Research report
The GrowthGirls
Growth Benchmark2027
What the numbers tell us about efficient growth.
Our analysis of acquisition, conversion and marketing efficiency across growing companies.