Partners
Helping business owners move forward, together
StartAndGrow helps business owners make better-founded financial choices. We work with organisations that bring our calculation tools to people's attention, and with service providers who can help business owners further when they need it. That way we combine independent financial insight with suitable support.
Sign up as a partner →Independent advice first, a partner only after that
StartAndGrow makes financial insight accessible to every business owner. With free calculation tools, business owners see the consequences of their choices straight away, followed by a personal, well-founded advice report. If they then need support, they can decide for themselves to bring in a suitable partner.


Instant financial insight
Free calculation tools with an instant personal outcome, even when a choice is financially less sensible.
A well-founded advice report
An extensive report with calculations, explanations and practical next steps.
Support when wanted
The business owner decides whether and when a suitable service provider is brought in.
What kind of partner are you?
Distribution partner
- For
- Intermediaries and platforms that support business owners and independent professionals.
- What you get
- Offer your audience free financial calculation tools and independent insight, with no extra work for your own team. That adds value to your services and strengthens the relationship with your clients.
- What we ask
- Make StartAndGrow visible on your website or platform and refer business owners to a suitable tool when they have financial questions.
Service provider
- For
- Providers of accounting, company formation, payroll administration, insurance, banking services and pension provision.
- What you get
- The opportunity to bring your services to the attention of business owners for whom they are relevant, based on the stage of their business.
- What we ask
- Transparent, market-rate services with clear terms and attention to the needs of business owners.
Public partner
- For
- Municipalities, regional development organisations and other public institutions that support business owners.
- What you get
- The opportunity to give business owners free access to financial calculation tools and independent insight into their choices.
- What we ask
- Bring StartAndGrow to the attention of business owners for whom the tools are relevant.
Media & events
- For
- Business media, entrepreneur platforms and organisers of events for business owners.
- What you get
- The opportunity to offer your audience valuable, free financial calculation tools that match the questions business owners have.
- What we ask
- Bring StartAndGrow to people's attention through your media channels, publications or events.
Who is behind StartAndGrow
100digital provides the technology and the financial and tax expertise behind StartAndGrow. 100digital and StartAndGrow belong to the same group.
- Founded in 2020100digital, focused on starters and independent business owners.
- Team in the Netherlands and SpainFully in English and Dutch.
- Tax alignment with FiscountOn complex tax questions, a second specialist takes a look.
- A verifiable calculation engineEvery outcome comes from fixed calculation rules; AI only helps with clear explanations.
Founder Michel Slager has been an entrepreneur for more than thirty years, in the Netherlands and abroad, and founded several software companies. In StartAndGrow, his experience as a business owner comes together with the financial and tax knowledge of 100digital.
Room for independent partnerships
Business owners get financial insight first. The outcome is not influenced by commercial partnerships, and business owners choose for themselves which additional services they use.
Interested in working together?
Would you like to explore the options for working with StartAndGrow? Leave your details and tell us briefly what your organisation does. We will get in touch to get to know each other.
After you sign up
- You get a confirmation by email straight away.
- We get in touch to get to know each other.
- If it suits both sides, we discuss the arrangements together: reach, promotion, costs and ending.
Thank you
We've received your sign-up and will get in touch. You'll also get a confirmation by email.