Business code

[EclecticDesign]

What is the principle business activity code do I use for event designer or full service event planner

[mesquitebean]

What about this?  Would this work?

561920 Convention and Trade Show Organizers

This industry comprises establishments primarily engaged in organizing, promoting, and/or managing events, such as business and trade shows, conventions, conferences, and meetings (whether or not they manage and provide the staff to operate the facilities in which these events take place).

Source:  US Census Bureau NAICS

 https://www.census.gov/naics/?input=event%20planner&year=2022&details=561920

[mesquitebean]

ADDENDUM

If the code above was not close enough for your type of business, is it personal services, such as party planning services or wedding planning services?

812990