Newtone
Newtone is a Dutch multidisciplinary advisory and accounting firm providing accountancy, audit, tax, corporate finance, legal, HR, and business advisory services to entrepreneurs, investors, and organisations. Formed in 2024 through the merger of Koenen en Co, HLB Witlox Van den Boomen, and PKF Wallast, the firm has 1,100+ employees across 13 offices in the Netherlands and is part of the international HLB network. Newtone is backed by private equity investor Avedon Capital Partners, which invested alongside the former shareholders to support the firm’s growth, technology investments, and further expansion.
- Revenue
- $3.5M
- Employees
- 1,001
- Founded
- 2018
- Headquarters
- Waalre, Netherlands
What 5 Arbolus experts think of Newtone
NPS scores are high, with most ratings falling between 8 and 10, and one at 7. Renewal intent is strong where indicated, especially among high spenders and those in long-term engagements. Customers at both early and mature implementation stages report positive sentiment, highlighting expertise, responsiveness, and proactive advisory support. Key feedback themes reinforce Newtone’s value in relationship-building, specialist knowledge, and delivering actionable advice, with only modest concerns about scalability or sector coverage. Overall Customer Sentiment: Positive
Who reviewed Newtone
- C-Suite 50% (3)
- Director 50% (3)
Employer names and spend open in the full report, along with the other 2 customers.
Everything 5 customers told us about Newtone.
Employer names, spend, renewal intent and every written answer behind the numbers on this page.
Sentiment
60 Net Promoter Score, from 5 scored reviews- Promoters 3
- Passives 2
- Detractors 0
Praised
- Integrated Multidisciplinary Expertise
- Responsiveness and Reliability
- Proactive Service and User Experience
- AI-Enhanced Service Delivery
Criticised
- Competitive Displacement by AI-Native Firms
- Losing Trust or Declining Service
- Fee Indexation Risks
- Limited Industry Specialization
What customers say
Renewal intent
Plan to renew 100%Plan to renew, by seniority
- 100% 1 answer
- 100% 1 answer
- 8/10 Average score from customers who will renew
Report
For people who use Newtone
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