Business Details
18 Years
experience
Emergency
services
Expert Plumbing Services in Houston | Mammoth Plumbing
Mammoth Plumbing has been a trusted name in Houston's plumbing industry since 2008, founded by industry veteran Jon Nevarez. Our team of factory-trained technicians brings decades of combined experience to every project, prioritizing precision craftsmanship and transparent communication. We specialize in residential plumbing solutions, including emergency repairs, drain cleaning, and slab leak detection, backed by industry-leading warranties on parts and labor. Our commitment to quality is reflected in our A+ BBB accreditation and 4.6-Star Google rating, earned through consistent delivery of honest, reliable service.As a local family-owned business, we emphasize community values, offering personalized solutions that address both immediate needs and long-term system health. Our investment in advanced diagnostic tools ensures accurate problem identification, while our focus on customer education empowers homeowners to make informed maintenance decisions.
Services
Drain Cleaning
Emergency Plumbing
Slab Leak Repair
Water Heater Repair
Sewer Line Replacement
Gas Line Installation
Fixture Repair
Pipe Corrosion Repair
Water Filtration Systems
Home Repiping
Details
- Year established: 2008
Highlights and features
- We offer 24/7 emergency plumbing services with rapid response times
- Our technicians hold factory certifications from major plumbing equipment manufacturers
- We provide industry-leading warranties on both parts and labor
- Our team includes specialists in under-slab leak detection and foundation repair
- We maintain an A+ rating with the Better Business Bureau since 2009
Associations and certifications
- BBB A+
What people say
Honesty
Prompt service
Professional technicians
Transparent pricing
Expert diagnosis
Services
Drain Cleaning
Our advanced hydro-jetting and auger systems clear blockages from sinks, toilets, and sewer lines while preserving pipe integrity. Technicians use camera inspections to identify root causes of recurring clogs. Eco-friendly enzyme treatments prevent future buildup without damaging plumbing systems. Houston homeowners benefit from same-day service availability and lasting solutions for both residential and commercial properties.
Slab Leak Repair
Specialized detection equipment locates leaks beneath concrete foundations without destructive excavation. Our certified technicians perform precise repairs on water and sewer lines running under slabs. Thermal imaging and hydrostatic testing identify pressure inconsistencies. Warrantied repairs include corrosion-resistant materials and system pressure testing to prevent future foundation damage in Houston's expansive soil conditions.
Emergency Plumbing
Available round-the-clock for burst pipes, flooding, and gas leaks, our rapid response team arrives within hours of service calls. Emergency specialists carry essential replacement parts for immediate repairs. Water extraction equipment minimizes property damage during crisis situations. Customers receive priority scheduling for urgent issues like sewer backups and water heater failures.
Water Heater Repair
Certified technicians service all major water heater brands, including tankless systems. Diagnostic testing identifies efficiency issues and component failures. We offer same-day replacement of heating elements, thermostats, and pressure valves. Installation services include energy-efficient models with proper venting and gas line connections for improved home water systems.
Sewer Line Replacement
Trenchless technology replaces damaged sewer lines with minimal landscaping disruption. Camera inspections diagnose root intrusion and pipe corrosion. Our team handles complete system replacements from foundation exit points to city connections. Durable PVC piping ensures long-term performance with cleanout installation for future maintenance access.
People
Jon Nevarez
Owner
With over 25 years in plumbing, Jon founded Mammoth Plumbing in 2008 to elevate Houston's service standards. His hands-on approach ensures quality control across all projects. He developed the company's training programs for under-slab leak detection and emergency response protocols. Jon maintains active involvement in complex repair cases and customer service oversight.
Ron
Tankless Water Heater Specialist
Certified Rinnai technician with expertise in diagnosing complex water heating systems. Implements energy-efficient solutions while explaining technical details clearly to homeowners. Recognized for troubleshooting skills in identifying intermittent system failures. Provides detailed maintenance recommendations to extend equipment lifespan.
Jimmy
Drain Specialist
Accomplished in hydro-jetting and camera inspection techniques with 8 years of field experience. Successfully resolves chronic clogging issues through precise diagnostics. Receives consistent praise for thorough explanations of drain maintenance requirements. Maintains high customer satisfaction scores for clear communication during service calls.
John Jr
Emergency Technician
Recognized for rapid response to urgent plumbing crises, often arriving within 2 hours of dispatch. Skilled in temporary stabilization measures before permanent repairs. Handles high-pressure situations with calm professionalism, earning repeat customer trust for after-hours service excellence.
Michael
Service Team Lead
Coordinates daily service schedules while maintaining technical proficiency in all plumbing systems. Implements quality control checks on completed repairs. Trains new technicians in customer communication and diagnostic procedures. Known for resolving complex cases that require multi-system troubleshooting expertise.
Questions
What areas of Houston do you service?
We serve Houston and surrounding communities including Kingwood, The Woodlands, Katy, Sugar Land, and Baytown. Contact us for specific location verification.
Do you offer 24/7 emergency plumbing services?
Yes, our emergency plumbers are available 24 hours a day, 7 days a week for urgent plumbing issues like burst pipes and sewer backups.
What plumbing warranties do you provide?
We offer industry-leading warranties covering both parts and labor for all our plumbing repairs and installations.
How quickly can you fix a slab leak?
Most slab leak repairs complete within 1-2 days using our non-invasive detection technology and specialized repair techniques.
Are your plumbers licensed and insured?
All our technicians are fully licensed, bonded, and insured with ongoing factory certifications from major plumbing equipment manufacturers.
Can you service tankless water heaters?
Yes, we have certified specialists for all major tankless water heater brands, including Rinnai and Navien systems.
