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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 →
What business owners find with us

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.

Excerpt from an advice report of the StarterCheckExcerpt from an advice report of the Legal form checkExcerpt from an advice report of the Year-End Check 2026
From our advice reports. Examples with test data.

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.

Four kinds of partners

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.
Sign up as a distribution partner →

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.
Sign up as a service provider →

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.
Sign up as a public partner →

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.
Sign up as media or event →

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.

Become a partner

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

  1. You get a confirmation by email straight away.
  2. We get in touch to get to know each other.
  3. If it suits both sides, we discuss the arrangements together: reach, promotion, costs and ending.
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