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50+ Years
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Emergency
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Trusted HVAC, Plumbing & Electrical Services in Cincinnati
Herrmann Services has been a family-owned and operated heating, cooling, plumbing, and electrical business serving the Greater Cincinnati area since 1968. Our team of experienced, licensed, and insured technicians specializes in HVAC services, air conditioning repair, furnace repair, plumbing services, and electrician services, serving both residential and commercial customers. With over 50 years of combined experience, we prioritize customer satisfaction, technical expertise, and ethical service. Our technicians are background-checked and equipped to handle emergencies 24/7, ensuring prompt and reliable solutions. We maintain transparency with upfront pricing and written guarantees on all workmanship and installations.

As a BBB A+ rated company, we adhere to industry standards and safety protocols, offering financing options for major installations. Our commitment to quality is reflected in our 2-year warranty on parts and workmanship, as well as specialized guarantees for drain cleaning and tune-ups. We respect your home, using protective measures during service, and strive to exceed expectations through continuous improvement and community trust. This dedication has earned us recognition as a leading service provider in the region for decades.
Services
HVAC Installation AC Repair Furnace Installation Drain Cleaning Hydro Jetting Tankless Water Heater Electrical Services Indoor Air Quality Plumbing Services Emergency Response
Details
  • Year established: 1968
Highlights and features
  • We offer over 50 years of local experience in HVAC, plumbing, and electrical services.
  • Our technicians are fully licensed, insured, and background-checked for your safety.
  • We provide 24/7 emergency services for urgent heating, cooling, and plumbing issues.
  • Our written guarantees cover all workmanship and new installations with warranties.
  • We maintain an A+ rating with the Better Business Bureau for customer satisfaction.
Associations and certifications
  • Better Business Bureau
Services
HVAC Installation
We install energy-efficient heating, ventilation, and air conditioning systems for residential and commercial properties. Our technicians ensure proper system sizing, ductwork optimization, and energy code compliance. Customers benefit from improved indoor comfort, reduced utility bills, and extended equipment lifespan through professional installation.
AC Repair
Emergency and scheduled air conditioning repairs address refrigerant leaks, compressor failures, and thermostat issues. Our rapid response team resolves problems within hours using OEM parts. Customers gain restored cooling functionality and prevent costly system breakdowns during peak seasons.
Drain Cleaning
Hydro jetting and mechanical drain cleaning services remove clogs, grease buildup, and root intrusion in residential and commercial piping. We use industrial-grade equipment for complete clearance. Customers experience improved drainage, reduced odor issues, and fewer plumbing emergencies with preventive maintenance.
Tankless Water Heater
We install and service on-demand water heating systems that provide continuous hot water while reducing energy consumption. Our technicians handle gas and electric models with venting and plumbing integration. Customers benefit from energy savings, space efficiency, and longer equipment lifespan compared to traditional tanks.
Electrical Services
Full-range electrical services include panel upgrades, circuit repairs, and outdoor lighting installation. Our licensed electricians handle residential and light commercial projects with safety compliance. Customers gain reliable electrical systems, enhanced safety, and code-compliant upgrades with guaranteed workmanship.
Questions
What services does Herrmann Services offer?
We provide HVAC installation and repair, plumbing services, electrical work, drain cleaning, tankless water heater installation, and 24/7 emergency response for residential and commercial clients in Greater Cincinnati.
Do you provide emergency services?
Yes, our technicians are available 24/7 for urgent HVAC, plumbing, and electrical emergencies to restore comfort and safety promptly.
Are your technicians licensed and insured?
All our technicians are fully licensed, bonded, insured, and background-checked to ensure safety and service quality for every customer.
What areas do you serve?
We serve Cincinnati and surrounding areas including Blue Ash, West Chester, Mason, Sharonville, and all listed service communities across Southwest Ohio.
Do you offer financing options?
Yes, we provide financing for HVAC system installations to help customers manage major home improvement projects affordably.
What guarantees do you provide?
We offer a 2-year warranty on parts and labor, one-year drain cleaning guarantee, and written lifetime warranties on select services for customer peace of mind.
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Reviews (5)
Hannah Williamson
Jun 24, 2022 Report
I hired Herrmann Services for my AC replacement and they were extremely professional, transparent, and easy to reach. As a first time homeowner, they made the process of getting quotes and understanding my options painless. The office answered my (multiple) phone calls and the technicians were professional and timely. Highly recommend and will be using their other services in the future!
Sara Evans
Jun 08, 2022 Report
Joey, Ryan and Bryan were awesome in fixing our drainage problem! They listened to what we had already figured out and already had done. Then they went right to work to fix the problem. They were quick, good and will use them from now on They will be who we call 1st! Everything was fixed within the same day! Service: Sewer repair
Todd Illenden
Jun 07, 2022 Report
We had an A/C unit acting up. Made an appointment for next day. Person who scheduled the appointment was very pleasant and attentive. I even had a call offering an earlier appointment a few hours after scheduling. Errol was the technician that arrived on time and ready to fix the issue. Errol have me a quote and some options for not only the repair, but a couple options for a service plan to cover inspections and cleaning for the year. Zero pressure to buy anything.

I took the offer for the tune up and couldn't be happier. Errol cleaned and took care of everything, and emailed a really nice report of everything he did. Highly recommended! Thank you Errol and Herrmann Services!
Gary Washington
Apr 29, 2022 Report
We had an issue with water not heating to desired temp. Kevin the technician reset the unit and recommended possible coil change out. Weeks later ended up needing a coil change. They helped save lots of money. Will recommend!
Willie Carden
Feb 09, 2022 Report
Joey and Ryan came out an installed a new faucet and shut off valves. These guys were personable, explained the repair, they were very thorough, and they really know their plumbing. I have used Hermann for over thirty years and they are hands down the best. Joey and Ryan are an example of outstanding service technicians that work for Hermann Services. Thank you Joey and Ryan for a job well done.