Most partnership diligence stops at "do they seem competent and do we like them." That's a reasonable start and a completely insufficient finish. A partnership that goes wrong doesn't just fail to help — it consumes months of relationship capital, distracts your team, and can damage your standing with the very market you were trying to reach.
What real vetting actually checks
Track record, not reputation. Reputation is what people say about a company. Track record is what actually happened the last several times they partnered with someone like you. Ask for specifics — who else have they partnered with, what did that relationship produce, and can you talk to that partner directly.
Capacity to execute, not just intent. A partner can be genuinely enthusiastic and still lack the operational bandwidth to actually deliver on what the partnership requires. Enthusiasm at the signing table is not evidence of follow-through six months later.
Alignment of incentives. If the partnership only benefits one side once the novelty wears off, it will quietly stop getting attention from whichever side isn't gaining. Structure the arrangement so both parties have an ongoing reason to keep investing in it.
Risk to your reputation. Anyone you formally partner with becomes, to some degree, a reflection of your judgment. A partner with an unresolved legal dispute, a pattern of client complaints, or a reputation problem in your industry becomes your problem the moment the partnership is public.
A bad partnership is more expensive than no partnership. The cost isn't the deal — it's the time, trust, and attention it consumes before you realize it isn't working.
What this looks like in practice
Before we make an introduction or recommend pursuing a partnership on a client's behalf, we run it through the same diligence: reference checks with past partners, a look at how the relationship would actually be structured and managed day to day, and an honest assessment of whether both sides have real incentive to make it work past the announcement. It's slower than just making the introduction. It's also the difference between a partnership that compounds and one that quietly dies in month four.
The question to ask before any of this
Before evaluating a specific potential partner, ask a more basic question: what does this partnership actually need to produce to be worth the effort of building it? Without a clear answer, even a well-vetted partner will feel successful or disappointing based on vague impressions rather than whether it did what it was supposed to do.