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“Koppel’s empathy with the IT industry makes all the difference.”

Winq Media

During the ten years that Koppel has been our regular tax consultant, the thought of leaving them has never so much as crossed our mind.

Mister B

“Mister B would have floundered (or worse!) had it not been for Koppel Services” – Wim Bos, Mister B

Bureau voor Credit Management

“Always be upfront even where it may not do you much good in the immediate term – that is what I call ‘the Koppel way’.” André Groot, founder of BVCM


“Koppel Services has relieved us of our tax hassles”

Aurifex IT

Never once over the past 15 years with Koppel have I considered switching financial advisers, David Smits, founder of AurifexIT


“I’ve happily relied on Koppel as my expert sidekick for the past 20 years” Gerlof Sijtsma, DGA AdSysCo

Notice Branded Media

“It is a wonderful thing to be able to rely on a partner in business no matter what, when or why and be safe in the knowledge that their advice will be spot-on!”


“Koppel is very important to us. By trusting them to take care of our tax and accounting, we can fully focus on our business development.” Aleksei Ivanov

dunnhumby Netherlands BV

Koppel combines their knowledge of the world of finance with a genuine understanding of what we do. Reference case of dunnhumby Netherlands BV (before Sociomantic Labs BV) about Koppel Services


“Koppel Services gives us specifically automation advice, which make our processes better” Remko van den Berg, founder of NOA

twp computers

TWP Computers

“I frequently recommend Koppel to fellow business owners and private acquaintances of mine.” – Maurits van Lennep, founder of TWP Computers

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