About Us

About Geumbull

Last Updated: June 14, 2025

Welcome to Geumbull — your go-to online store for premium-quality T-shirts, hoodies, sweaters, and mugs. Our mission is to help you express your unique personality through comfortable, stylish apparel and accessories made with care in the USA.

Geumbull is a registered trademark of Cbahu LLC, a company incorporated in 2023 and legally headquartered in Middletown, DE, USA.

  • EIN: 36-5100858

  • Business Registration: Cbahu LLC, Middletown, DE

  • Owner/Operator: Nguyen Chi Thanh

  • Operating Address: 919 Burlington Ave, Billings, MT 59101

We’re proud to operate transparently and are fully compliant with U.S. e-commerce and consumer protection standards.

What We Offer

  • T-Shirts: A diverse range of prints, from trendy graphics to minimal classics

  • Hoodies & Sweaters: Cozy, durable options for all seasons

  • Mugs: Fun, creative designs to brighten your day

Every product is custom-manufactured with quality materials, ensuring comfort and style that lasts.

Our Commitment to You

Your satisfaction is our top priority. At Geumbull, we guarantee:

  • Top-Quality Products: Every item is quality checked before shipping

  • Secure Shopping Experience: Encrypted checkout and trusted payment partners

  • Responsive Customer Support: Reach out anytime—we’re here to help!

Need help? Visit our Contact Us page or email us at [email protected].

Orders, Shipping & Returns

We believe in hassle-free service—no hidden fees, no confusing fine print.

Our Mission

“To develop emotional bonds with people worldwide by offering high-quality designs and the best online shopping experience that inspires them to be their best selves every day.”

Our Vision

“To make premium sports and fashion wear accessible to everyone at an affordable cost.”

We’re committed to innovation, secure and fast delivery, and empowering people through self-expression.

Registered and Verified

  • Cbahu LLC is a verified U.S. business

  • Listed with the New York Department of State Division of Corporations

  • All legal, tax, and customer service obligations are handled transparently

Contact Us Anytime

  • Website: https://geumbull.com

  • Email: [email protected]

  • Phone: +1 (820) 837-6002

  • Operating Address: 919 Burlington Ave, Billings, MT 59101, USA

  • Registered Business Address: 645 N Broad St #201, Middletown, DE 19709, USA

  • Support time: Mon–Sun: 8:00 AM-8:00 PM (EST)

Thank you for shopping at Geumbull. We’re honored to have you here!