Hero offer

Repeatable proof, product, and GTM support across portfolio companies.

Portfolio Proof Program helps funds, syndicates, accelerators, and communities give companies practical support across validation, MVP, GTM, first customers, pilots, and traction.

The program turns portfolio support from advice and introductions into a structured execution layer.

Use this when portfolio support needs execution, not only advice.

  • You support multiple startups that need validation, MVP, GTM, or first-customer help.
  • You want a repeatable support model for companies at different stages.
  • You need a partner who can diagnose the right next step for each company.
  • You want pattern reporting across portfolio needs.
  • You are running a cohort, accelerator, syndicate, fund, venture studio, or founder community.

When this is probably not the right starting point

  • There is no specific portfolio, cohort, or partner audience.
  • The request is only a one-off founder engagement. Start with the relevant offer family.
  • The partner mainly wants unpaid support in exchange for vague future upside.
  • The partner cannot provide access, context, or a clear operating model.
  • The work requires Proof Engine to act like a fund, broker, or guaranteed sales channel.

What happens during the program

  1. Partner discovery

    We clarify the partner's goals, portfolio stage mix, support needs, operating model, reporting expectations, and commercial structure.

  2. Design the support model

    We define intake, routing, office hours, diagnostics, workshops, delivery options, and how companies move into deeper engagements.

  3. Run company-level diagnostics

    Portfolio companies are routed by stage, decision, and need: validate, build, grow, scale, or partner.

  4. Deliver support

    Depending on program scope, Proof Engine delivers validation, build, GTM, first-customer, pilot, or traction work for selected companies.

  5. Report patterns

    We summarize what companies need, where proof is strongest or weakest, and what support should come next.

What you get

  • Partner objective and portfolio support thesis.
  • Portfolio intake and routing process.
  • Company diagnostic template.
  • Offer menu for portfolio companies.
  • Company-level proof plans.
  • Validation, build, GTM, or growth delivery as scoped.
  • Office hours, workshops, or founder support where relevant.
  • Pattern reports across companies.
  • Partner reporting cadence.
  • Recommendation on which companies need deeper support.

Does this start with discovery?

Yes. Partner discovery defines the partner's goals, portfolio stage mix, support model, expected volume, reporting needs, commercial structure, and what Proof Engine should or should not own.

Commercial structures depend on the opportunity, contribution, scope, and legal review. We start by clarifying the opportunity and the work required before discussing any deeper structure.

See how discovery works

Typical timeline

Most Portfolio Proof Programs run for 3-6 months or one defined pilot cohort. The exact format depends on company volume, support depth, delivery model, and partner goals.

Relevant proof patterns

The first three proof patterns show the range of support a portfolio program can route toward: AI product validation, fintech/marketplace validation, and AI workflow proof.

View proof patterns

FAQ

Frequently asked questions

An execution layer rather than advice and introductions: a portfolio intake and routing process, a company diagnostic template, an offer menu for portfolio companies, company-level proof plans, delivery as scoped, office hours or workshops where relevant, and pattern reports across companies.

Most run 3-6 months, or one defined pilot cohort. The format depends on company volume, support depth, delivery model, and what the partner is trying to achieve across the portfolio.

Through a diagnostic template and an intake process built during partner discovery. Each company gets a proof plan matched to its stage and decision, which is what makes the support repeatable instead of dependent on whoever happens to take the call.

Yes. Pattern reports across companies and a partner reporting cadence are part of the program, along with a recommendation on which companies need deeper support. That view is often more useful to a fund than any single company engagement.

When there is no specific portfolio, cohort, or partner audience, when the request is really a one-off founder engagement, when the partner wants unpaid support in exchange for vague future upside, or when the partner cannot provide access, context, or a clear operating model.

Contact

Bring us the decision you need to make.

Tell us where you are, what you are trying to prove, and what would make the next move worth it.

Kirill Artsymenia, Founder of Proof Engine

Founder, Proof Engine

Kirill Artsymenia

Reads every brief personally. Usually replies within 24h.

Opens your email app with the brief pre-filled.Book a routing call

Prefer a conversation first?

If you would rather talk it through before sending a brief, book a short routing call and we will point you to the right next step.