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info@lockboxdigital.com Joan Muyskenweg 30J, 1114 AN Amsterdam
Growth agency · Amsterdam

Stop managing your agency.
Start running your business.

Most agencies optimise the channel that is easiest to report on. We measure the whole funnel first, then fix whatever is actually costing you money, even when that is not the thing you hired us for.

25+Brands we work with
<24hEvery enquiry answered
8Disciplines under one roof
25Services we actually staff
Our whole argument, in one picture

We don't just optimise ads. We fix the whole funnel.

Spending more at the top of a leaking funnel is the most expensive mistake in marketing, and the easiest one to keep making, because the channel report still looks fine.

Demand100%

Wrong keywords, wrong audience

Traffic74%

Slow pages, unclear offer

Landing41%

Friction nobody measured

Checkout19%

No lifecycle at all

Repeat8%

Illustrative shape, not client data. Your actual numbers come out of the Growth Audit.

What we do

Eight disciplines, one team, one plan.

Open any of the four to see what sits underneath it.

Research, positioning and a plan you can actually run, starting from where growth is genuinely constrained rather than where it is easiest to spend.

All of Strategy →

Search, social, marketplaces and conversion, run as one plan and steered on margin instead of clicks.

All of Online Marketing →

Brand, design and copy briefed against a hypothesis, so there is something to measure once it ships.

All of Content & Creation →

Tracking, consent and automation built so the numbers you steer on hold up, and so the busywork stops.

All of Data & Automation →
How we workEvery engagement, same order

Measure first. Then fix what the measurement exposes.

Growth Audit

We map the funnel end to end and find the real bottleneck, which is very often not the channel you were about to spend more on.

Fix the measurement

Tracking, consent and attribution set up correctly, so every decision after this one rests on numbers that hold up.

Execute across channels

Search, social, CRO, email and creative run as one plan instead of four teams optimising past each other.

Compound it

Small tested gains, every month. That is what produces a step change over a year.

ProofOne client, twelve months

Growth and efficiency at the same time.

250%of prior-year Shopify revenue, every month · HydroPeptide
3.0× → 6.0×Return on ad spend over 12 months
25+Brands we work with
<24hEvery enquiry answered within one working day
Lockbox Digital feels less like an agency and more like an extension of our team, sharp, dedicated, and as invested in our brand and results as we are. My go-to agency, every time.
Jessica AlsingCEO, TOMS
Lockbox brings something I found rare in agencies: people who have actually operated on the brand side. That shapes how they think about investment, priorities, and what real performance means. They go beyond paid media scope to validate that our digital strategy is coherent and actually delivers against targets. That level of ownership is hard to find.
Christian SeidlHead of Digital, Melissa

Find out what's actually holding your growth back

A free Growth Audit, built on your own data. You'll get the bottleneck and the first move, whether or not you work with us.