Review Review

Modern Heating & Cooling Staff

Certified Air Conditioner & Furnace Installations, Repairs & Replacements

Modern Sheet Metal Heating and Cooling Inc. has been servicing Appleton and the surrounding Fox Valley area since 1963. We specialize in heating, cooling, air quality, and customer service. As a family-owned and operated business, we offer premier, personalized service.

Modern Sheet Metal is a Carrier Factory Authorized Dealer which means we are held to the highest standards from Carrier. We also offer IBC and HTP boilers and Aprilaire indoor air quality products.

At Modern Heating & Cooling we will work with you to understand and solve your heating and cooling needs.

Furnace Repair Team

Modern Heating & Cooling Co-Owners

Thomas Ring, David Ring, Jeffrey Ring

Jeffrey Ring

President (as of January 1st, 2019)

Jeff has always been actively involved in the family business. In 1998, he officially started on full-time basis. Jeff’s expertise lies in radiant jobs. He also completes all of warranty claims. Currently, Jeff is preparing to become the third-generation owner, as Dave and Tom look forward to retirement. Jeff is married with two children.

Jeff Ring - Modern HVAC
Tom Ring - Modern HVAC

Thomas Ring

Vice President – Retired

Tom has been closely involved in the family business. In 1976, he began working full-time for the company. Tom’s expertise lies in designing a plan to fit the customer’s unique heating and cooling needs. In 1995, he became the second-generation co-owner of Modern Sheet Metal.

David Ring

Former President

Since Dave’s father, Wesley Ring, started Modern Sheet Metal in 1963, Dave has been involved in the HVAC trade. In 1972, he began working on a full-time basis for the company. In 1995, he became the second-generation co-owner of Modern Sheet Metal.

David Ring - Modern HVAC
Michael Nuernberger - Modern HVAC

Michael Nuernberger

Replacement Specialist

Mike has been one of Modern Sheet Metal’s longest and most loyal employees since 1978. Mike is capable of doing just about anything in the HVAC trade. His primary position is replacement installer. Mike has been happily married for 38 years and has two children and two grandchildren.

Aaron Van Asten

Service Tech

Aaron has been in the HVAC trade since 1995. In 2008, Modern Sheet Metal hired Aaron as a service technician. Not only is Aaron experienced in service, but he is also an efficient installer. Aaron is married with one daughter.

Aaron Van Asten - Modern HVAC
Tim Martin - Modern HVAC

Tim Martin

Service Tech

Since 1993, Tim has worked in the HVAC trade. In 2014, Modern Sheet Metal hired Tim as a service technician. Tim is experienced in all aspects of residential forced air heating and cooling, including radiant heat and boilers. He has a daughter.

Alan Vanden Langenberg

Service Tech

Al graduated with a diploma from Western Wisconsin Technical College. He began working in the HVAC field in 1987. In 1997, Modern Sheet Metal hired Al as a full-time service technician. He is happily married.

Alan Vanden Langenberg - Modern HVAC
Cary Maas - Modern HVAC

Cary Maas


Cary started with Modern Sheet Metal in 1990. He is capable of installing furnaces and air conditioners, as well as completing the metal work involved in HVAC trade. Cary is married with two children.

Jeff Diedrick

Lead New Construction Installer

Jeff started in the HVAC trade in 1995. He began working for Modern Sheet Metal in 2013. Currently, Jeff manages all the new residential projects. Jeff is married with two children.

Jeff Diedrick - Modern HVAC
Megan Krieser - Modern HVAC

Megan Krieser

Office Manager

Megan has been efficiently running the office at Modern Sheet Metal since 2014. She assists customers on the phone, as well as in the office. Megan is married with two children.

Caleb Garvey


Caleb started working for Modern Sheet Metal in 2017. Although he is a recent hire, he is a quick learner and assists with new construction installations and replacements. When he is not working, he enjoys staying active and working out.

Caleb - Modern HVAC
Tyler - Modern HVAC

Tyler Dorn


In 2014, Tyler began working for Modern Sheet Metal. He is capable in all areas of new construction, replacements, and service work. When not at work, Tyler can be found hunting, fishing, or camping.

Ryan Koester


Ryan began working for Modern Sheet Metal in 2015. He works mainly on new construction. Boating, jet skiing, and ice fishing are just a few of his many interests.

Ryan - Modern HVAC
Nick - Modern HVAC

Nicholas Waterworth


Nicholas is our most recent hire. He assists with new construction jobs. Outside of work, Nicholas enjoys sports, racing, and moto sports.

Nina Ring


Nina began working at Modern Sheet Metal in 2008. From time to time, she fills in for Megan answering phones. Outside of work, you can find Dave and Nina touring the country on their motorcycle.

Modern HVAC

Modern Sheet Metal provides furnace and air conditioner service, repair, replacement and installation throughout Appleton, Neenah, Menasha, Darboy, Kimberly, Kaukauna and Greenville. Please call us at 920-733-4713 to discuss your residential or commercial heating & cooling needs!