Mainstreet Inc. is a leading POS technology solutions provider serving businesses across Fort Worth, Dallas, and Grand Prairie, TX, with a strong focus on performance, scalability, and long-term reliability. We specialize in advanced HP Engage One Pro and HP Engage POS systems, delivering modern and secure HP point of sale systems tailored for retail stores, grocery chains, and restaurant environments. Whether you need a fixed terminal, a mobile POS system, or a fully integrated retail POS system, we ensure seamless functionality that enhances both staff efficiency and customer experience.
Our expertise extends to complete POS integration services, connecting payment solutions, inventory, loyalty programs, and back-office operations into one streamlined platform. We also support grocery POS systems and restaurant POS systems, designed to handle high-volume transactions and real-time data updates.
As a full-service POS service company, Mainstreet Inc. provides POS rollout services, along with ongoing POS hardware repair and hardware configuration to maximize uptime and extend equipment lifespan.
Whether you’re upgrading to an HP POS system or need expert point-of-sale integration, Mainstreet Inc. delivers dependable support, powerful technology, and a partnership built for long-term growth. Call us on (310) 752-9942.
Working Hours
- Monday: 8:00 am to 5:00 pm
- Tuesday: 8:00 am to 5:00 pm
- Wednesday: 8:00 am to 5:00 pm
- Thursday: 8:00 am to 5:00 pm
- Friday: 8:00 am to 5:00 pm
- Saturday: Closed
- Sunday: Closed
Discount Offers

Mainstreet Inc.
2510 West Main Street, Unit 100, Grand Prairie, TX, 75050
