Business Details
35 Years
experience
Emergency
services
Your Trusted Local Plumbing & HVAC Experts in Missouri
Founded in 1991, De Long Plumbing has established itself as a trusted family-owned business serving Springfield, Lebanon, and surrounding areas in Southwest Missouri. With over 30 years of experience, our team of more than 50 licensed technicians specializes in residential and commercial plumbing, HVAC services, excavation, and emergency repairs. We pride ourselves on treating customers like family, offering 24/7 availability, transparent pricing, and a commitment to quality workmanship.Our certifications include an A+ Better Business Bureau rating, Carrier dealer status, and Rinnai installation partnerships. We actively support local communities through involvement in schools, youth sports, and regional events, ensuring every service call reflects our core values of integrity, reliability, and customer-centric care.
Services
Residential Plumbing
Commercial Plumbing
Emergency Services
HVAC Repair
Excavation
Details
- Year established: 1991
Highlights and features
- 30+ years of local plumbing and HVAC expertise since 1991
- 24/7 emergency services with rapid response times
- Over 50 licensed, certified technicians with specialized training
- Community involvement through school and youth program support
- Transparent pricing with upfront cost estimates
Associations and certifications
- Better Business Bureau
- Carrier
- Rinnai
What people say
Fast response
Professional technicians
Fair pricing
24/7 availability
Expertise
Services
Residential Plumbing
We handle all residential plumbing needs from leak repairs to complete system installations. Our licensed technicians specialize in water heater replacement, drain cleaning, sewer line repairs, and gas line services. With same-day appointments and emergency availability, we ensure minimal disruption to homeowners while maintaining code-compliant, long-lasting solutions for properties across Southwest Missouri.
Emergency Services
Available 24 hours a day for urgent plumbing and HVAC issues including burst pipes, sewer backups, and heating/cooling system failures. Our rapid response team guarantees immediate phone answering and on-site arrival within hours, with transparent pricing and temporary fixes followed by permanent solutions to protect properties from further damage.
Commercial Plumbing
Comprehensive plumbing solutions for businesses including new construction, tenant improvements, and maintenance contracts. We specialize in high-capacity water heater installations, backflow prevention systems, and commercial drain cleaning using hydro jetting technology. Our team coordinates with property managers to minimize downtime while ensuring compliance with Missouri commercial plumbing codes.
HVAC Services
Full-service HVAC maintenance, repair, and installation for residential and commercial clients. As a Carrier dealer, we offer energy-efficient heating and air conditioning systems with expert installation and seasonal maintenance plans. Our technicians handle everything from emergency AC repairs to complete system replacements, ensuring optimal comfort and energy efficiency year-round.
Excavation Services
Specialized excavation for plumbing and sewer line installations or repairs. Our equipment and expertise allow precise underground work with minimal property disruption, including septic tank installations and drainage system repairs. We handle both residential and commercial excavation projects with careful site restoration to maintain property aesthetics.
People
JW DeLong
Owner
Third-generation plumbing professional leading the family business with over 20 years of industry experience. Focuses on maintaining core values while expanding service capabilities.
Skot Markley
Plumbing Estimator
15-year veteran with expertise in complex plumbing diagnostics and cost estimation. Known for accurate assessments and customer-focused solutions.
Josh McCarty
Senior Technician
Certified master plumber with specialization in sewer line repairs and tankless water heater installations. Recognized for technical excellence and customer education.
Allen Ryser
Lead HVAC Technician
HVAC specialist with Carrier certification and 12 years of experience in residential and commercial heating/cooling systems. Expert in energy-efficient upgrades.
Jennifer Warner
Service Manager
Coordinates 50+ technician team with focus on rapid response and quality control. Implements training programs to maintain technical proficiency and customer service standards.
Questions
Do you offer 24/7 emergency plumbing services?
Yes, we provide 24/7 emergency plumbing and HVAC services with technicians available for immediate response in Springfield and Lebanon areas.
What areas do you service?
We serve Springfield, Lebanon, Branson, and surrounding communities in Southwest Missouri with both residential and commercial plumbing solutions.
How quickly can you respond to emergency calls?
Our average emergency response time is under 2 hours, with technicians often arriving within 30-60 minutes of initial contact.
Are your technicians licensed and insured?
All our technicians are fully licensed, insured, and undergo regular training to maintain certification in Missouri plumbing and HVAC standards.
Do you handle both residential and commercial projects?
Yes, we offer comprehensive services for both residential homes and commercial businesses including new construction and maintenance contracts.
What payment methods do you accept?
We accept cash, checks, and major credit cards for all plumbing and HVAC services provided in Southwest Missouri.
