Work With a Plumbing Contractor Offering Quality Solutions in Glenn Heights, TX When it comes to plumbing services, A1 Integrity, LLC comes second to none! We have nearly five decades of experience offering residential and commercial plumbing solutions in Glenn Heights, TX. If you’re dealing with an inefficient water heater or pipe leaks, don’t hesitate to call our plumbing contractor. We’ll fix your plumbing problems clean, safely, and promptly. With us, you get nothing but the best!