Catering Diamond Bar
Authentic Thai Catering by Basil & Co
Bring Cal’s family recipes to your next Diamond Bar event; corporate meetings, celebrations, and gatherings made unforgettable.
- Serving Diamond Bar Since 2019
- Family-Owned & Operated
- 1,459+ Five-Star Reviews
Catering Diamond Bar Events of Every Kind
Corporate Events
Elevate your business meetings, client appreciation events, and office celebrations with authentic Thai flavors. From executive lunches to company-wide gatherings, we deliver punctual, professional catering that impresses.
Family Gatherings & Parties
Make your Diamond Bar birthday, anniversary, graduation, or holiday gathering memorable with generous portions of Cal’s signature Thai dishes. Let us handle the cooking while you enjoy quality time with loved ones.
Community & Social Events
What We Offer
What Makes Our Catering Diamond Bar's Best Choice
Cal's Authentic Family Recipes
Punctual, Professional Service
Customizable Menus & Portions
Fresh Ingredients, Made to Order
We eliminate portion guesswork so you feed everyone perfectly without waste.
Simple Diamond Bar Catering in Three Steps
Request your quote, finalize your menu, and let us handle the rest. Professional Thai catering without the stress.
Get Your Quote in 24 Hours
Tell us your event date, guest count, and preferences. We'll send a custom Diamond Bar catering proposal with menu options and transparent pricing fast.
On-Time Setup & Professional Service
Our team arrives early, sets up your catering station, and ensures hot, fresh food. Optional staff service and cleanup available for your Diamond Bar event.

Serving Diamond Bar's Diverse Community
Our catering accommodates every dietary need. Vegetarian, vegan, gluten-sensitive, and custom spice levels ensure all your Diamond Bar guests enjoy authentic Thai flavors. We've catered corporate offices, family reunions, and community events across the area since 2019.
Craving Delicious Thai? Order Now And Savor The Flavor!
Order Now, Taste The Flavor!
Who We Cater For
Who Benefits From Our Diamond Bar Catering
Whether you’re coordinating office meals, planning a milestone celebration, or organizing community gatherings, our Thai catering adapts to your event’s unique needs and brings people together over exceptional food.
Business Meetings & Client Events
Impress clients and energize your team with catering that goes beyond boring boxed lunches. Perfect for quarterly meetings, training days, and appreciation events.
Birthdays, Graduations & Milestones
Focus on your guests while we handle the food. Authentic Thai catering transforms family celebrations into memorable experiences without kitchen stress.
Weddings, Showers & Private Parties
Reliable catering partner for planners who need consistent quality, punctual delivery, and professional presentation. We make you look good.
Fundraisers, Meetings & Social Clubs
Budget-friendly options for nonprofits, religious groups, and community organizations. Feed large groups without compromising on authentic flavor or quality.
Most Ordered Food in Diamond Bar
Our Clients Say It's the Best
Stories That Warm Our Hearts
- 5/5
“Ordered delivery for the first time and was blown away! The Pad Thai arrived hot and perfectly seasoned. The Yellow Curry was creamy and rich, just like eating in Thailand. Delvery was fast and the driver was super friendly. Will definitely order again!”
Sarah.M
- 4.7/5
“Incredible authentic flavors delivered right to my door! The Green Curry was restaurant quality and the jasmine rice was perfectly steamed. Even ordered Mango Sticky Rice for dessert and it was amazing. Cal’s family really knows their Thai food.”
David C.
- 4.5/5
“Best Thai delivery I’ve had in years! The Tom Kha soup was still steaming when it arrived and packed with flavor. Even the rice was perfectly fluffy. The spring rolls stayed crispy during delivery which impressed me. This is now our go-to for Thai food.”
Mike L.
- 4.9/5
“Family dinner night sorted! Ordered from Aris Thai and everything was delicious. The Drunken Noodles had the perfect spice level and the portions were generous. Kids loved the Chicken Satay. Food arrived exactly when promised and still hot.”
Jennifer K.
Visit our Diamond Bar Restaurant
Experience Our Restaurants Before Your Event
Experience First
Diamond Bar Catering That Delivers Excellence

Proven Track Record in Diamond Bar
Over 1,459 five-star reviews and 6 years catering local events. Diamond Bar businesses and families trust us for consistent quality and reliability.

Fresh Daily, Never Frozen
Every catering Diamond Bar order uses fresh ingredients prepared the day of your event. Hand-ground pastes and authentic techniques guarantee restaurant quality.

Dedicated Catering Support Team
From first quote to event-day setup, our Diamond Bar catering specialists guide you. Quick responses, transparent pricing, and problem-solving you can count on.
Start Planning Your Diamond Bar Catering Today
Share your event details and we’ll send a custom catering proposal within 24 hours. Let’s make your Diamond Bar event unforgettable with authentic Thai flavors.