Should you hire a corporate event planner, or run the event in-house? There's no universal answer. The right call depends on your event size, complexity, internal capacity, and what's at stake if things don't go well. Here's a framework to make the decision clearly.
Start with these five questions
- How many guests? Under 50, in-house is usually fine. Over 100, the workload starts to outstrip what a non-specialist can handle part-time. Over 200, you almost certainly need a planner.
- How many vendors? One or two (a venue and a caterer), in-house is manageable. Five or more, you need someone whose full-time job is coordinating them.
- Multi-city or single-city? Anything involving travel coordination, hotel blocks, or out-of-town logistics adds an order of magnitude of complexity.
- Who's running it internally? A trained event coordinator with bandwidth is fine. An office manager doing this on top of their actual job, less fine.
- What's at stake? A casual department happy hour: in-house. An event with the CEO, board, or major clients present: don't gamble.
A simple decision matrix
- Mostly low-complexity (under 50 guests, 1-2 vendors, single city, dedicated coordinator, low stakes): DIY is appropriate.
- A mix (50-150 guests, 3-4 vendors, single city, part-time coordinator, moderate stakes): Consider partial planning or day-of coordination.
- Mostly high-complexity (150+ guests, 5+ vendors, multi-city, no dedicated coordinator, high stakes): Hire a full-service planner.
The middle case is where most companies get it wrong. They try to DIY a 100-person event with five vendors and an internal coordinator who has another job. It's the gap where things break.
When DIY actually works
- You have a true internal event coordinator with real experience and current bandwidth.
- The event format is repeatable (you've run the same holiday party at the same venue for five years).
- The event is internal-only, low-stakes, and forgiving of small mistakes.
- The budget is small enough that vendor savings from a planner wouldn't cover the planning fee.
When DIY almost always fails
- Vendor management. Without leverage, you take the first quote and miss the negotiation window.
- Contract review. F&B attrition clauses, AV minimums, and cancellation terms are dense. A planner reads them weekly; your team probably reads one a year.
- Onsite execution. When your team is hosting and coordinating, both jobs suffer.
- Photography and content capture. Almost always missed or under-resourced internally.
- Post-event reconciliation. Internal teams almost never do a real budget review. Mistakes recur.
The middle option most companies don't know about
You don't have to choose between full-service planning and full DIY. There's a middle path:
- Partial planning. You handle vendor selection and contracts; a planner handles project management, logistics, and onsite execution. Typical fee: 40 to 60 percent of full-service.
- Month-of coordination. You plan the event entirely; a planner takes over four to six weeks out for final coordination, vendor confirmation, and onsite execution. Typical fee: 20 to 30 percent of full-service.
A quick gut-check
Imagine your event happens tomorrow as currently planned. How confident are you, on a scale of 1 to 10, that it will run smoothly?
- 9 or 10: DIY is fine. You've got it.
- 6 to 8: Bring in a planner for partial or month-of support.
- 5 or below: Bring in a full-service planner. The risk is bigger than the fee.
If you're sizing up an upcoming event and want help figuring out the right level of support, reach out. Even if the answer is "you've got this," we'll tell you straight.