The short answer
First identify which of the four jobs sold as "GTM" you actually need — motion strategy, launch execution, sales enablement, or market entry — then evaluate consultants only against that job. Most bad GTM engagements fail at the definition stage: the company bought a strategist when it needed an operator, or an operator when the motion itself was the open question. A consultant who doesn't force this clarification in the first conversation is planning to sell you whichever job they happen to do.
The confusion to clear up first
"Go-to-market" is the least defined label in B2B consulting. Four genuinely different jobs are sold under it:
- Motion strategy. Which way you sell: product-led, sales-led, partner-led, or a sequenced mix. Pricing model, segment order, channel choices. This is the decision layer.
- Launch execution. Taking a specific product or feature to market: launch tiers, timelines, enablement, announcement mechanics. Operational, calendar-driven.
- Sales enablement. Playbooks, discovery scripts, objection handling, competitive cards — making an existing motion perform better.
- Market entry. Bringing a working motion into a new market — new geography, new segment, new buyer. What transfers, what has to be rebuilt, in which order. (For European SaaS entering the US, this is usually the real job hiding inside a "GTM help" request.)
This fourth job is personal for me. I made the Europe-to-US crossing myself, as an operator, not an advisor, and the most expensive lesson was discovering which parts of a working European motion simply don't ship. The product shipped fine. The positioning, the proof points, the way we talked to analysts: those had to be rebuilt for a market that had never heard of us. Nobody told us that in advance. It's most of why this guide exists.
A consultant can be excellent at one of these and useless at another. The label tells you nothing. The first evaluation question is never "are they good", it's "which of these four do they actually do."
What GTM work actually consists of
Whatever the job, real GTM work shares a spine:
- Evidence over templates. Your win/loss data, your funnel conversion, your sales calls. A GTM plan built without looking at your pipeline is a generic playbook with your logo on it.
- A motion thesis. An explicit, falsifiable statement of how a deal happens: who feels the problem, who evaluates, who signs, and what moves each of them. If the consultant can't write this in five sentences, everything downstream is decoration.
- Sequencing. GTM is ordering decisions: which segment first, which channel first, which market first. Everything-at-once is not a strategy; it's a budget allocation with extra steps.
- Handover into operations. The plan has to land in someone's quarterly targets, sales comp, marketing calendar, product roadmap. GTM that doesn't change anyone's OKRs is a document, not a motion.
Six criteria for evaluating a GTM consultant
1. They name which of the four jobs they do. Ask directly: motion strategy, launch, enablement, or market entry? A confident answer narrows the scope. "All of it" is the wrong answer as nobody senior does all four well.
2. They've run your motion, not just studied it. PLG experience doesn't transfer cleanly to enterprise sales-led, or the reverse. Ask what motions they've operated inside, carried a number, run the launches, owned the funnel, not advised from beside.
3. They ask for your data before your opinion. The first request should be pipeline and win/loss access, not a visioning workshop. A consultant who starts with a workshop is going to tell you a more organized version of what you already believe. I hold myself to this one publicly. Before rebuilding my own firm's go-to-market this year, I measured how AI engines actually answered our buyers' questions, and published the numbers, including the embarrassing ones. Not because transparency is a virtue signal, but because I'd already learned the alternative: a motion built on what I believed instead of what the data said. The data was less flattering. It was also right.
4. Their sequencing survives scrutiny. Ask why segment A before segment B, why this channel first. You're testing whether the order is reasoned or defaulted. "Start where you have proof" beats "start where the market is biggest" every time, a consultant who says the second is planning to spend your money finding out what your closed deals already know.
5. They plan the handover from day one. Ask who inside your team owns the motion when they leave, and what that person inherits. If the answer is a slide deck, the engagement evaporates on delivery.
6. They'll tell you which job you don't need. A market-entry specialist who says "your motion isn't ready to export yet, fix conversion first" just saved you six months. A consultant who accepts whatever framing you arrived with is optimizing for the signature, not the outcome.
Consultant, agency, or do it internally?
- Internally. Right when the motion is working and needs scaling, not rethinking. Your VP Sales and head of marketing can sequence a proven motion. What they usually can't do is see its flaws, nobody diagnoses the machine they built.
- An agency. Right for execution-heavy jobs: launch mechanics, content and campaign volume, enablement asset production. You're buying hands and process. Don't ask an agency whether the motion itself is right; the honest answer might cancel their contract.
- A consultant. Right when the motion is the open question, entering a new market, conversion stalling despite pipeline, or the founder-led motion that stopped scaling. Senior pattern recognition on the decision, then a handover. Wrong when what you actually need is throughput.
When you don't need a GTM consultant
- When you haven't found any repeatable sale yet. Pre-repeatability, GTM is founder work, nobody can sequence a motion that doesn't exist. Consultants formalize and scale patterns; they can't conjure the first one.I turn these engagements down, and the founders are rarely happy about it in the moment. But I've watched early-stage companies spend consultant money formalizing a motion that hadn't earned formalizing, beautiful playbooks for a sale that closed twice, differently each time. Six months of founder-led selling would have taught them more than my invoice did.
- When the motion works and you just need volume. That's hiring, demand generation, or an agency. Paying a strategist to confirm the strategy is expensive reassurance.
- When the real problem is the product. If trials convert but customers churn in month three, no motion redesign fixes that. A good GTM consultant will say so in week one. Budget for the possibility they're right.
Questions to ask before you sign
- Which of the four GTM jobs is this engagement, and which parts of my request are a different job?
- Which motions have you operated inside, with a number attached?
- What data do you need from me in week one?
- Walk me through the sequencing of your last engagement, why that order?
- Who on my team owns this when you leave, and what exactly do they inherit?
- Tell me about a time you told a client their GTM was fine, or that their problem wasn't GTM at all.
That last answer tells you whether you're hiring a diagnostician or a product with a daily rate.
Next step
- US market entry at Repackaged. For European B2B SaaS companies, we do the market-entry job specifically: what transfers from your home-market motion, what has to be rebuilt for US buyers and analysts, and in which order. See how we work →
Related: Product Marketing Glossary · Go-to-Market · Positioning · Sales Enablement
