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Business Details
50+ Years
experience
Emergency
services
Baton Rouge's Premier Plumbing Contractor Since 1960
Louis Mechanical Contractors has been the trusted plumbing partner for Baton Rouge residents and businesses since 1960. Our team combines over six decades of experience with a commitment to honesty, integrity, and technical excellence to deliver solutions for projects ranging from minor repairs to multimillion-dollar industrial installations. Certified specialists in backflow prevention, medical gas systems, and tankless water heater technology ensure compliance with industry standards while maintaining a focus on customer satisfaction. With TWIC and OSHA-certified employees, we uphold rigorous safety protocols across residential, commercial, and industrial sectors.

Our affiliation with Plumbers and Steamfitters Local 198 guarantees access to highly trained professionals who complete projects on time and within budget. From emergency repairs to preventative maintenance, our family-owned business prioritizes transparent communication and long-term relationships. The third-generation ownership continues our founders' vision of combining technical expertise with personalized service, as evidenced by our 100% workmanship guarantee. Serving Southern Louisiana, we maintain a fleet of service vehicles ready to respond to urgent plumbing needs while offering free estimates for planned projects.
Services
Residential Plumbing Commercial Plumbing Industrial Plumbing Tankless Water Heater Installation Sewer Jetting Backflow Prevention Gas Leak Repair Video Pipe Inspection Water Heater Service Medical Gas Systems
Details
  • Year established: 1960
Highlights and features
  • Over 65 years of dedicated plumbing expertise in Baton Rouge
  • Certified Backflow Prevention Specialists with industry-leading training
  • 24/7 emergency response for residential and commercial plumbing crises
  • 100% workmanship guarantee on all installations and repairs
  • Third-generation family ownership ensuring personalized service standards
Associations and certifications
  • OSHA Certified
  • TWIC Certified
What people say
Prompt emergency service Skilled technicians Reliable solutions Professional staff Multi-generational trust
Services
Residential Plumbing
Louis Mechanical Contractors delivers comprehensive residential plumbing solutions including emergency repairs, leak fixes, and bathroom/kitchen renovations. Our certified technicians handle water heater installations, sewer line replacements, and gas leak repairs while maintaining strict safety standards. With 24/7 emergency availability, homeowners receive prompt service for urgent plumbing crises while benefiting from free on-site estimates for remodeling projects.
Commercial Plumbing
Southern Louisiana businesses rely on our certified specialists for commercial plumbing needs ranging from backflow prevention to multi-million-dollar construction projects. We provide annual testing certifications, medical gas system installations, and emergency maintenance services for healthcare facilities, educational institutions, and government buildings. Our TWIC and OSHA-certified team ensures compliance with industry regulations while minimizing operational disruptions.
Tankless Water Heater Installation
Our certified technicians specialize in tankless water heater installation and maintenance for both residential and commercial properties. This energy-efficient solution provides continuous hot water while reducing utility costs. We offer complete replacement services and repair existing systems, with technicians trained in the latest manufacturer specifications to ensure optimal performance and longevity of your investment.
Sewer Jetting
Louis Mechanical Contractors employs high-pressure sewer jetting technology to clear stubborn blockages and maintain optimal drainage systems. This non-invasive method effectively removes buildup from residential sewer lines and commercial plumbing systems. Our technicians combine this advanced technique with video pipe inspection capabilities to identify potential issues before they become emergencies, ensuring long-term system reliability.
Backflow Prevention
As certified backflow prevention specialists, we protect residential and commercial water supplies from contamination through comprehensive testing and device installation. Our annual certification services meet municipal requirements while ensuring safe water distribution. We install and maintain approved backflow prevention assemblies for properties with irrigation systems, fire sprinklers, and industrial equipment to maintain regulatory compliance and public health standards.
People
Kim Vince
President/Secretary
Third-generation owner overseeing operations and quality control at Louis Mechanical Contractors. With decades of plumbing industry experience, Kim maintains the company's founding principles while implementing modern quality assurance protocols.
Drew Clement
Vice President
Manages business development and strategic growth initiatives for the family-owned plumbing contractor. Drew combines technical expertise with operational leadership to expand service capabilities while maintaining customer satisfaction standards.
Jennifer DeJohn
Service Manager
Coordinates emergency response teams and schedules service appointments while providing customer support. Jennifer ensures timely communication and efficient dispatching for residential and commercial clients across Southern Louisiana.
Louis DeJohn, Jr.
Director
Second-generation owner contributing institutional knowledge and industry expertise to current operations. Louis continues the family legacy of technical excellence and customer-focused service established in 1960.
Tim
Technician
Certified plumbing specialist receiving consistent customer praise for technical knowledge and clear communication. Tim provides expert repairs and maintenance for residential and commercial systems while offering preventative maintenance advice to clients.
Questions
What areas do you service?
We serve the Greater Baton Rouge area and surrounding Southern Louisiana communities for residential, commercial, and industrial plumbing needs.
Do you offer emergency plumbing services?
Yes, we provide 24/7 emergency response for urgent plumbing issues including leaks, burst pipes, and sewer backups.
Are your technicians certified?
Our team includes OSHA Certified and TWIC Certified employees with specialists in backflow prevention and medical gas systems.
What residential services do you offer?
We handle all home plumbing needs including water heater repairs, leak detection, sewer line replacement, and bathroom/kitchen renovations.
How can I schedule service?
Call (225) 927-6520 for immediate assistance or request a callback through our website for non-emergency appointments.
Do you work on commercial projects?
Yes, we handle commercial plumbing from small repairs to multimillion-dollar construction projects for healthcare, education, and government facilities.
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