Catering an event for 30 people vs. catering one for 300 is not just a matter of ordering more food. There are significant differences in planning, serving, staffing and more.
This post walks through what changes at three common event sizes — 30 guests, 100 guests, and 300 guests — when considering the most important catering elements:
At 30 guests, one person can run the event, and the planning stays close to a large group dinner.
The menu. A single menu works for the whole room. Pick two or three entrées, a couple of sides, and one or two desserts, and everyone is covered. This is the size where a more ambitious menu is possible — plated courses, a chef-attended station, a specific dish you want people to remember — because the kitchen is cooking for 30, not 300.
How the food is served. Plated service or a compact buffet both work at 30. A buffet for this group needs one serving line; people move through it in a few minutes without backing up. Plated service is on the table at this size if the event calls for it, since the kitchen can plate 30 meals within a few minutes of each other, so the food reaches every guest hot and at the same time.
How many staff you need. A 30-guest event runs on a small team — a couple of servers and one person overseeing the floor. For a seated dinner, plan on enough service staff to keep water filled and plates cleared without the room waiting.
The beverage program. One bar handles 30 guests. A single bartender keeps the line short for a group this size, and you can offer a full bar — cocktails, wine, beer — without a second station. A signature cocktail is easy to add at this size.
The venue. A private dining room, a conference room, or a small event space fits 30. The room mostly needs to seat everyone and give the bar and a serving table somewhere to sit. Most venues this size don’t require a separate plan for vendor load-in or guest flow — everyone is in one room.
At 100 guests, the event needs a team, and a few things that worked at 30 stop working if you carry them over unchanged.
The menu. A single menu still works, but the format shifts toward dishes that hold well across a longer service. Plated service for 100 is possible, though it asks more of the kitchen and the room; many planners move to stations or a full buffet at this size to keep the food moving. Build the menu around items that stay good for the length of the event, and offer enough variety that the room isn’t choosing between two entrées.
How the food is served. This is the size where one serving line backs up. A buffet for 100 needs two lines, or a double-sided station guests can approach from both ends, so the line clears in minutes instead of stretching across the event. Stations spread around the room work well here — guests move between them instead of queuing at one. If you want plated service at 100, the kitchen and service team have to be staffed for it.
How many staff you need. At 100, you need a service team with someone leading it. Plan for servers working the floor, bartenders at the bar, and one person — a captain — running the timing and the transitions so you aren’t managing the floor yourself. This is the headcount where having a lead on the catering team changes how the event runs: the planner produces the event, and the captain runs the floor.
The beverage program. One bar becomes a bottleneck at 100. Two bars, or one bar with two or three bartenders, keeps the wait short. Place the bars apart so guests aren’t all walking to the same corner. A full bar still works; a signature cocktail batched in advance moves faster than one mixed to order when the line is long.
The venue. At 100, the room has to do more than seat everyone. You need space for serving stations, a couple of bars, and room for guests to move without crowding. The venue also needs a way for the catering team to load in and set up out of guest sightlines. This is the size where you start confirming the venue’s capacity, power, and kitchen or staging access before you book.
At 300 guests, the event is an operation, and the decisions you made freely at 30 are now set by the size of the room and the length of the line.
The menu. Build the menu around food that holds. Plated service for 300 means 300 plates leaving the kitchen in a tight window, which most venues and most kitchens aren’t set up to do well — so the menu moves to buffets, stations, and passed items that stay good across a longer service. Keep the choices focused: a few strong dishes done well for 300 beats a long menu that strains the kitchen. Variety at this size comes from the number of stations, not the number of items on each one.
How the food is served. Service at 300 is built around multiple stations spread across the room. One buffet, or even two, can’t feed 300 without a line that runs the length of the event. Plan for several stations — carving, hot dishes, a salad or grain station, dessert — placed so guests reach the nearest one without crossing the room. Passed appetizers during the first stretch keep people fed while the stations stay busy. The goal is that no guest waits more than a few minutes for food at any point.
How many staff you need. A 300-guest event runs on a full team with clear roles. Servers work the stations and the floor, bartenders cover multiple bars, runners keep the stations stocked from the kitchen, and a captain coordinates the timing across all of it. At this size the planner is producing the event, not running the floor — the catering team’s lead is the one managing service in real time, and the planner works through that lead.
The beverage program. Plan for several bars placed around the room, with enough bartenders that no bar carries the whole crowd. A working plan for 300 is multiple bar stations rather than one large bar, since a single bar — however well staffed — pulls the whole room to one spot. Batch the high-volume drinks and a signature cocktail in advance; mixing 300 guests’ drinks to order doesn’t keep up. Keep water and non-alcoholic options at every bar so the lines stay even.
The venue. At 300, the venue is the first decision, not the last. The room has to hold 300 guests plus multiple food and bar stations plus space to move, and it needs real back-of-house: a place for the catering team to stage, load in, and work out of guest sightlines, plus the power and kitchen access a full-service setup requires. Confirm capacity, load-in, power, and staging before anything else, because the rest of the plan is built to fit the room you book.
The five things stay the same at every size — menu, service, staff, beverage, venue. What changes is how much each one has to account for as the guest count grows. A plan built for one size doesn’t transfer to another. Matching the plan to the size is the work.
Metro Catering has been running corporate events in NYC since 1981, from a kitchen at 21 W 38th St in Midtown. The team handles events across all three sizes — menu, service staff, full bar service, and the floor coordination a larger event needs — and will plan the setup around your headcount and your venue.
Summer event season starts now. To plan a June rooftop event, a summer client gathering, or a large team celebration, reach out before your date fills. The event you book this week is the one that has the room and the team you want.
Author
Chris Zamfotis
Managing Partner, Metro Catering
Chris Zamfotis is the Managing Partner at Metro Catering, a New York City catering company serving corporate offices, private events, and businesses across Manhattan. With a focus on reliable service, thoughtful menu planning, and polished presentation, Chris helps lead Metro Catering’s approach to modern corporate catering, from daily office lunches to executive meetings, happy hours, and large-scale events.
Metro Catering has been NYC’s trusted corporate catering provider since 1981, offering fresh, high-quality meals for office lunches, corporate events, and workplace dining—delivered on time, every time.
