Full-Stack Product Marketing
Stop Losing Deals to a Weak Sales Story.
In just a three-week sprint, we’ll craft the Sales Story That Sells and Sales Deck your team needs to win more deals. No fluff, just results.
When your sales story is broken, everything feels broken.
This isn’t just frustrating. It’s the bottleneck choking your business.
Endless sales cycles that drain resources and kill morale.
Lost deals to competitors you know you should be crushing.
A reactive GTM that feels messy, chaotic, and always behind.
A sales team begging for tools and messaging that actually work.
Here’s how you flip the script
Book your 3-week sprint. Walk away with assets that move the needle.
What you get (in just 21 days).
Deliverable 1
A sales story that sells.
This is your team's single source of truth; a strategic Why Change? Messaging Playbook with the precise messaging, objection-handling scripts, and differentiation points to break the status quo and build a pipeline of qualified deals.
Deliverable 2
A sales deck that closes.
A ready-to-use Why You? Sales Deck mapped to your new story. It's designed not just to present, but to justify the decision and prove your unique value, arming your team to pitch and close with confidence.
How it works
The 3-Phase Sprint.
Diagnose: We pinpoint the value conversation you're losing. I analyse your materials, listen to sales calls, run a laser-focused workshop, and lock in your winning “Why Change?” strategy.
Craft: We create your GTM “source code.” I sharpen your messaging and differentiation, then deliver the first draft of your Strategic Messaging Playbook.
Arm: Your team gets the weapon. I turn your new playbook into a high-impact Value-Selling Deck — ready for battle and ready for results.
Add-on
Beyond the Sprint.
The 3-week sprint fixes your story. The Sales Engine scales it.You can't scale revenue with just a slide deck. I offer ongoing, full-stack Product Marketing support to build the tactical assets that win at every stage of the funnel — from launch emails and competitor battle cards to customer success stories and blog articles.It’s the impact of an expert Product Marketer, without the full-time headcount.
Zero overhead
One price. Zero surprises. Maximum impact.
No tiers. No hidden fees. Just one clear investment to build your revenue engine.
Strategic Messaging Sprint
Slots are limited to 1 sprint per month!
£8,000
One-time payment
The complete strategic foundation to transform your sales conversations.
All pre-work and materials analysis.
The 3-phase strategic workshop process.
The "Why Change?" Messaging Playbook.
The "Why You?" Value-Selling Deck.
Direct, 1-on-1 access to me.
The Sales Engine
Add-on for sprint graduates.
£3,000
Billed per quarter
Turn your story into an arsenal. Get a constant flow of assets to close new deals and expand accounts.
3 Different types of sales assets.
Each is delivered in 14 days.
2 Revisions included.
Billed quarterly. Pause or cancel any time.
Arjan van Proosdij
Skip the agency. Work directly with me.
I’m Arjan van Proosdij. With over 20 years of experience as a Product Marketer, my promise is simple: I build your revenue engine, not just slides.While others sell strategy, I deliver the tools your team needs to win. You work with me. No juniors, no handoffs. It’s an expert-led sprint, not a junior-level slog.My expertise means I see the full picture from launch, to landing new deals, to expanding accounts post-sale.
Let's work together
Kickstart your sales engine.
Book a free, 30-minute strategy call directly with me. It's a no-pressure, 100% confidential chat to see if this sprint is the right solution for your revenue goals. I'll be honest: if it's not a fit, I'll tell you.