Business Details
47 Years
experience
Emergency
services
Your Trusted Plumbing and HVAC Experts in Baraboo & Portage, WI
Founded in 1979 by Gary Kowalke, Terrytown Plumbing has served Baraboo, Portage, and surrounding Wisconsin communities for over four decades. Starting from a garage on Terrytown Road, our company grew to establish a main office in Baraboo in the 1980s and expanded HVAC services through the acquisition of Golz Ultimate Service in 2005. Our owners deep local knowledge and commitment to integrity shape our approach to every project. With licensed and insured technicians, we specialize in residential and commercial plumbing, heating, cooling, and water system installations. Our teams expertise ensures safe, durable solutions tailored to Wisconsins unique needs, from septic systems to smart thermostats.We prioritize transparent communication, offering personalized showroom consultations and 24/7 emergency support for critical issues. Backed by manufacturer warranties and a 1-year guarantee on parts and labor, we stand by our work until customers are fully satisfied. Serving Adams, Juneau, Sauk, Marquette, Columbia, and Dane Counties, we combine generational experience with modern technology to deliver reliable comfort solutions. Our staffs training and dedication to excellence have made us a trusted name in central Wisconsin for nearly 40 years. From routine repairs to full-system installations, we approach every job with the same commitment to quality that defined our founding principles.
Services
Plumbing
Modulating Furnaces
2-Stage Furnaces
Air Conditioning
Heat Pumps
Indoor Air Quality
Humidifiers
Septic Systems
Well Water Systems
Smart Thermostats
Details
- Year established: 1979
Highlights and features
- We offer 39+ years of combined experience in Wisconsin plumbing and HVAC systems.
- Our team includes state-licensed technicians with specialized training in modern HVAC technology.
- We guarantee parts and labor for one year on all installations and repairs.
- We serve six Wisconsin counties with locally tailored solutions for rural and urban properties.
- We provide financing options to make essential home comfort upgrades accessible.
What people say
Great service
Timely repairs
Professional staff
Reasonable rates
Excellent communication
Services
Plumbing
We provide comprehensive residential and commercial plumbing services including leak repairs, water heater installations, and sewer line maintenance. Our licensed technicians handle emergency repairs and new construction projects with equal expertise. With over 39 years serving Wisconsin properties, we ensure durable solutions for both traditional and modern plumbing systems.
HVAC Installation
Our HVAC specialists install energy-efficient furnaces, air conditioners, and heat pumps tailored to Wisconsins climate. We offer modulating, 2-stage, and single-stage furnace options with smart thermostat integration. Backed by manufacturer warranties and our 1-year labor guarantee, our systems deliver reliable year-round comfort for homes and businesses.
Indoor Air Quality
We improve home air quality through whole-house filtration systems and dehumidifiers that remove allergens and excess moisture. Our Aprilaire Healthy Air System combats viruses while maintaining optimal humidity levels. Technicians install and service equipment to ensure cleaner air circulation for families with respiratory concerns or allergy sufferers.
Septic Systems
We design and install septic systems for rural properties without municipal sewer access. Our experts handle tank placement, drain field construction, and system maintenance. We ensure compliance with Wisconsin environmental regulations while providing durable wastewater management solutions for residential and agricultural properties.
Smart Thermostats
We install and program Ecobee smart thermostats that optimize energy use through occupancy sensing and remote control. These systems reduce utility bills by automatically adjusting temperatures based on household patterns. Our technicians provide full setup and training for seamless integration with existing HVAC equipment.
People
Gary Kowalke
Owner President
Founder with 40+ years of Wisconsin plumbing and HVAC experience, known for technical expertise and community commitment. Prioritizes customer satisfaction through hands-on problem-solving and staff development.
Andi Mueller
Vice President
Manages operations across both locations with focus on client relations and project coordination. Ensures consistent service quality while maintaining the company's founding values of integrity and professionalism.
Questions
Do you offer emergency plumbing services?
Yes, we provide 24/7 emergency service for critical issues like burst pipes and heating failures.
What areas do you service?
We serve Adams, Juneau, Sauk, Marquette, Columbia, and Dane Counties in Wisconsin.
Do you provide financing options?
Yes, we offer financing plans for major HVAC and plumbing system replacements.
Are your technicians licensed?
All our plumbers and HVAC technicians hold valid Wisconsin state licenses and insurance.
What warranties do you offer?
We provide a 1-year guarantee on all parts and labor, plus manufacturer warranties.
Can you install smart home systems?
Yes, we specialize in Ecobee smart thermostat integration with existing HVAC systems.
