Business Details
50+ Years
experience
Emergency
services
Your Trusted Green Bay Plumbing & Heating Experts
RJ Parins Plumbing & Heating is a family-owned business established in 1967, dedicated to providing high-quality plumbing and heating services across Green Bay and surrounding areas. Our team of licensed and insured professionals specializes in residential, commercial, and industrial projects, prioritizing timely, efficient solutions tailored to client budgets. With decades of combined experience, we emphasize personalized service, technical expertise, and a commitment to treating every project as if it were our own.Our reputation for reliability and professionalism has been built through consistent delivery of exceptional results, supported by certifications in specialized areas like medical gas installation and cross-connection testing. We serve as a trusted partner for all plumbing needs, combining generational knowledge with modern techniques to meet evolving customer expectations.
Services
Water Heater Repair
Sump Pump Installation
Medical Gas Piping
Commercial Plumbing
Emergency Repairs
Cross-Connection Testing
Grease Trap Services
Boiler Installation
Details
- Year established: 1967
Highlights and features
- We offer 24/7 emergency plumbing services with rapid response times
- Our team holds specialized certifications in medical gas and cross-connection testing
- Family-owned since 1967 with generational plumbing expertise
- We provide transparent pricing and budget-conscious solutions
- Licensed professionals serving residential, commercial, and industrial clients
What people say
Great work
Prompt service
Professional manner
Trustworthy company
Timely completion
Services
Water Heater Repair
Our certified technicians diagnose and repair all types of water heating systems, including tankless and traditional units. We provide same-day service for emergency situations and offer replacement solutions when necessary. With expertise in energy-efficient models, we help homeowners and businesses reduce utility costs while ensuring reliable hot water supply.
Medical Gas Piping
We install and maintain specialized medical gas systems in healthcare facilities, adhering to strict safety and regulatory standards. Our team holds current certifications for medical gas line installation and performs regular inspections to ensure system integrity. This critical service supports hospitals, clinics, and care facilities with life-sustaining gas delivery systems.
Commercial Plumbing
From new construction to maintenance contracts, we provide comprehensive plumbing solutions for commercial properties. Our services include grease trap installation, backflow prevention, and large-scale piping systems. With experience in industrial settings, we minimize business disruptions through scheduled maintenance and rapid emergency response capabilities tailored to commercial operations.
Sump Pump Installation
We install durable sump pump systems to protect residential and commercial properties from water damage. Our technicians recommend appropriate pump types based on property needs and ensure proper drainage solutions. Regular maintenance services help prevent basement flooding during heavy rains, providing homeowners and businesses with reliable water intrusion protection.
Cross-Connection Testing
Our certified specialists perform mandatory cross-connection inspections to protect water supplies from contamination. We test and maintain backflow prevention devices in residential, commercial, and industrial settings. This critical service ensures compliance with local regulations while safeguarding public health through proper water system separation.
People
Raphael J. Parins
Founder
Established the company in 1967 after starting his plumbing career in 1956. Provided expert estimates until his passing in 2021, maintaining hands-on involvement throughout 54 years in the industry.
Jeff Mertz
Owner & CEO
Joined the company in 1988 as an apprentice, becoming national apprentice of the year. Acquired the business after obtaining his Master Plumbing license in 1996, specializing in medical gas and cross-connection certifications.
Jessica Dollar
CFO
CFO since 2005 with an associate's degree in Early Childhood Education. Manages financial operations while balancing family commitments and recreational activities at the family cabin.
Cory
Master Plumber & COO
Licensed master plumber since joining in 2016 with certifications in medical gas and cross-connection testing. Oversees daily operations while maintaining technical expertise in complex plumbing systems.
Jeff S.
Master Plumber
Residential plumbing specialist with over 25 years of experience since joining in 1996. Provides expert problem-solving for home plumbing systems and holds cross-connection testing certification.
Questions
What areas do you service?
We primarily serve Green Bay and surrounding communities in Northeast Wisconsin.
Do you offer emergency plumbing services?
Yes, we provide 24/7 emergency plumbing services with rapid response times.
Are your plumbers certified?
All our plumbers hold required licenses with additional certifications in medical gas and cross-connection testing.
What types of plumbing services do you offer?
We handle residential, commercial, and industrial plumbing including installation, repair, and maintenance services.
Can you help with water heater replacement?
Yes, we offer water heater installation services including energy-efficient models.
How quickly can you schedule service?
We typically offer same-day service for emergency repairs and schedule routine work promptly.
