Partnership

Your commercial partner. With skin in the game.

Your product is strong, your ambition is clear. But your sales and marketing aren't keeping up. You need a partner, not another consultant. I step in, take ownership and make the commercial side deliver.

Jeffrey Plaggenburg
50+
Businesses helped
★★★★★
5.0Google Reviews
Sound familiar?

You know your business has more in it.

Your product is great but sales don't reflect it

Prospects show interest but don't convert. Proposals go out and then silence. You know your offer is solid, but the story and approach need sharpening.

Marketing is busy but pipeline is thin

Website, ads, maybe content. It all looks active but feels scattered. There's no clear path from positioning to conversion, and lead quality is all over the place.

You're a founder with commercial ambitions but no team

You're a founder, not a sales manager. Growth is the goal but you can't do it all yourself. You need someone who thinks with you, builds with you and shares the outcome. Not someone who writes a report and walks away.

Sound familiar? Let's talk

What I do as partner

I take ownership of your commercial growth.

Proposition and positioning

I dig into what you sell, who you sell to and why they should care. We sharpen the story until it lands and converts.

Marketing and funnel

From your website and landing pages to your ads and email flows. We build a logical path from first click to conversation. No scattered campaigns, just a system that converts.

Sales and follow-up

I join calls, follow up on leads, analyze conversations and close deals. Or I coach you and your team to do it themselves. Whatever moves the needle.

1

An open conversation

You tell me where you are and where you want to go. I ask questions, look at what's already there and tell you honestly whether I can add value. No pitch, no pressure.

2

A commercial scan

I look at your offer, funnel, sales and positioning. Where is it leaking? Where are the wins hiding? You get an honest picture of what's possible.

3

We start the partnership

Ongoing collaboration on a retainer basis. I take ownership of the commercial result across strategy, marketing and sales. Not advising. Doing.

Results

Results for clients.

Bruno van der Kraan
400% revenue growth in 3 years for my agency
"Jeffrey stands next to me in my business as a sales partner. He knows my customers, my market and exactly where I am leaving deals on the table."
Bruno van der Kraan
Owner, The Bold Studio
Jonathan
65+ new customers for the salmon smokehouse
"Together we built a thorough plan to win new customers, and it works really well."
Jonathan
Manager, Bawykov Zalm
Emma van den Berg
Close rate from 30 to 70 percent
"If you are looking for someone who moves you forward with insight, inspiration and concrete results, Jeffrey is the right person."
Emma van den Berg
Founder, The Food Basics
Jeffrey Plaggenburg
About Jeffrey

Doing what actually works instead of frameworks out of a book.

I help founders sharpen the commercial side of their business. Better closing, tighter marketing and standing out in a market where everyone sounds the same.

I've cold called myself, built funnels that still generate leads years later and rewritten dozens of propositions until they actually converted. I know what works because I've done it myself.

50+Businesses helped
5.0Google Reviews
"How does the partnership model work?"
I step in as your commercial partner on a retainer basis. I co-build your sales, marketing and strategy on an ongoing basis. Not one-off projects, but a real partnership where I own the commercial outcome.
"Who is partnership for?"
Founders who know their business has more in it commercially but don't have the time or the team to go after it. Your product is strong, but sales and marketing need someone who takes real ownership.
"What does it cost?"
Retainer basis, optionally combined with a performance component. We discuss the exact setup in our first conversation. I only step in if I genuinely believe I can move the needle.
"What if it does not work?"
Then I say so. I have no interest in a partnership that does not deliver. If the first scan shows that a partnership is not the right shape, I tell you honestly what would fit better.
Google Reviews

What clients say.

★★★★★
Jeffrey is a great professional with deep knowledge of sales. He puts complex things into clear, convincing words and usually picks the fast route, so you lose no time and see the effect on revenue quickly.
FN
Farhad NouriGoogle review
★★★★★
Jeffrey knows how to steer on the business side and the personal side like nobody else. His eye for strategy, his unique skill set and his very strong communication lift me to a new level as a person and as an entrepreneur every time.
BK
Bruno van der KraanGoogle review
★★★★★
Jeffrey is driven and enthusiastic. During the sessions I felt completely at ease, he works in an open and pleasant way. He gives sales a fresh angle and that genuinely moved me forward. Recommended.
VM
vincent metsersGoogle review

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