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find Halloween events for every vibe.

Business events in Costa Mesa, CA

Search for something you love or check out popular events in your area.

Kids Business Fair
Sat, Nov 1, 11:00 AM
Irvine · Great Park, Irvine
Kids Business Fair
Sat, Nov 1, 11:00 AM
Irvine · Great Park, Irvine
Just added!
HOLIDAYS @MICRO EXPO MY CITY - THE NEW ERA OF BUSINESS EXPOS & TRADE SHOWS
Sat, Dec 6, 3:00 PM
Mission Viejo · 27741 Crown Valley Pkwy
Just added!
HOLIDAYS @MICRO EXPO MY CITY - THE NEW ERA OF BUSINESS EXPOS & TRADE SHOWS
Sat, Dec 6, 3:00 PM
Mission Viejo · 27741 Crown Valley Pkwy
Sales end soon
Thursday Vendors Market – Skinste Creative Space LA
Thursday at 1:00 AM + 22 more
Los Angeles · 629 S Pacific Ave
Sales end soon
Thursday Vendors Market – Skinste Creative Space LA
Thursday at 1:00 AM + 22 more
Los Angeles · 629 S Pacific Ave
Just added!
Thursday Vendors Open Market – Skinste Creative Space LA
Thu, Nov 13, 12:00 PM
Los Angeles · 629 S Pacific Ave
Just added!
Thursday Vendors Open Market – Skinste Creative Space LA
Thu, Nov 13, 12:00 PM
Los Angeles · 629 S Pacific Ave
Apex Masters Expos – Investment Summit in Los Angeles, CA
Thu, Jun 11, 9:00 AM
Rancho Palos Verdes · Terranea Resort
Apex Masters Expos – Investment Summit in Los Angeles, CA
Thu, Jun 11, 9:00 AM
Rancho Palos Verdes · Terranea Resort
Apex Masters Expos in Los Angeles, CA, USA
Thu, Jun 11, 9:00 AM
Rancho Palos Verdes · Terranea Resort
Apex Masters Expos in Los Angeles, CA, USA
Thu, Jun 11, 9:00 AM
Rancho Palos Verdes · Terranea Resort
Apex Master Expos Conferences in Los Angeles, CA, USA
Thu, Jun 11, 9:00 AM
Rancho Palos Verdes · Terranea Resort
Apex Master Expos Conferences in Los Angeles, CA, USA
Thu, Jun 11, 9:00 AM
Rancho Palos Verdes · Terranea Resort
Los Angeles Small Business Expo 2026
Wed, Sep 30, 10:00 AM
Pasadena · Pasadena Convention Center
Los Angeles Small Business Expo 2026
Wed, Sep 30, 10:00 AM
Pasadena · Pasadena Convention Center
TECHSPO Los Angeles 2026 Technology Expo (AdTech ~ MarTech)
Wed, Apr 1, 9:00 AM
Los Angeles · Loews Hollywood Hotel
TECHSPO Los Angeles 2026 Technology Expo (AdTech ~ MarTech)
Wed, Apr 1, 9:00 AM
Los Angeles · Loews Hollywood Hotel
Nearly full
Apprenticeship Career Fair
Tuesday at 10:00 AM
Santa Ana · 801 W Civic Center Dr suite 200
Nearly full
Apprenticeship Career Fair
Tuesday at 10:00 AM
Santa Ana · 801 W Civic Center Dr suite 200
Job Fair - TCCNA 2025 Series
Today at 1:00 PM
Santa Ana · Embassy Suites by Hilton Santa Ana Orange County Airport
Job Fair - TCCNA 2025 Series
Today at 1:00 PM
Santa Ana · Embassy Suites by Hilton Santa Ana Orange County Airport
Sales end soon
Equus Workforce Solutions Job and Resource Fair
Wednesday at 10:00 AM
Laguna Hills · Laguna Hills Community Center
Sales end soon
Equus Workforce Solutions Job and Resource Fair
Wednesday at 10:00 AM
Laguna Hills · Laguna Hills Community Center
2025 Vendor Information Day
Thu, Nov 6, 9:00 AM + 1 more
Santa Ana · County Administration North
2025 Vendor Information Day
Thu, Nov 6, 9:00 AM + 1 more
Santa Ana · County Administration North
Trademark Market
Sat, Nov 15, 2:00 PM
Long Beach · Trademark Brewing
Trademark Market
Sat, Nov 15, 2:00 PM
Long Beach · Trademark Brewing
CED San Gabriel Valley Counter Day
Thu, Nov 13, 11:00 AM
City of Industry · 15336 Proctor Ave
CED San Gabriel Valley Counter Day
Thu, Nov 13, 11:00 AM
City of Industry · 15336 Proctor Ave
3rd Annual Employment Expo presented by ESGV SELPA CAC
Sat, Jan 24, 9:00 AM
Diamond Bar · Chaparral Middle School
3rd Annual Employment Expo presented by ESGV SELPA CAC
Sat, Jan 24, 9:00 AM
Diamond Bar · Chaparral Middle School
SoCal Showroom Grand Opening
Today at 11:00 AM + 1 more
Montclair · PERGOLUX Showroom
SoCal Showroom Grand Opening
Today at 11:00 AM + 1 more
Montclair · PERGOLUX Showroom
Selling quickly
4th Annual Trade Show & Networking Event
Thursday at 6:00 PM
Los Angeles · City Club LA
Selling quickly
4th Annual Trade Show & Networking Event
Thursday at 6:00 PM
Los Angeles · City Club LA
The HIRE Group Presents: Community Job Fair
Wed, Nov 12, 10:00 AM
Inglewood · 740 S Isis Ave
The HIRE Group Presents: Community Job Fair
Wed, Nov 12, 10:00 AM
Inglewood · 740 S Isis Ave
Selling quickly
Pasadena Career Fair
Mon, Nov 10, 9:30 AM
Pasadena · Marriott
Selling quickly
Pasadena Career Fair
Mon, Nov 10, 9:30 AM
Pasadena · Marriott

Trends in Costa Mesa

Explore more trends

Explore more trends

Frequently asked questions about Costa Mesa

What are the best expo events to attend?

According to Eventbrite, the best expo events are:

Kids Business Fair

HOLIDAYS @MICRO EXPO MY CITY - THE NEW ERA OF BUSINESS EXPOS & TRADE SHOWS

Thursday Vendors Market – Skinste Creative Space LA

Thursday Vendors Open Market – Skinste Creative Space LA

Which events are currently trending in Costa Mesa?

The trending searches this month in Costa Mesa are:

halloween party

stand up comedy

Which expo events are coming up?

Discover the best expo events happening soon – you don't want to miss them:

SoCal Showroom Grand Opening

Job Fair - TCCNA 2025 Series

Apprenticeship Career Fair

Equus Workforce Solutions Job and Resource Fair