Contact Northern Geo LLC
Connect with the Right Northern Geo Team
Contact Northern Geo for geothermal heat pumps, radiant heating systems, renewable-energy products, technical support, replacement parts, warranties, sales, and general assistance.
Choose the department that best matches your request and include complete product or project information so your inquiry can be handled efficiently.
Choose the right department
How Can Northern Geo Help?
Selecting the correct department helps your inquiry reach the appropriate team from the beginning.
Sales and Product Information
Ask about geothermal equipment, radiant heating systems, renewable-energy products, pricing, availability, or project requirements.
Contact sales 02Technical Support
Get help with model identification, fault codes, operation, installation questions, troubleshooting, manuals, or service information.
Contact technical support 03Replacement Parts
Request assistance identifying controls, motors, sensors, boards, switches, valves, pumps, capacitors, and other components.
Request parts assistance 04Warranty Assistance
Ask about product registration, warranty eligibility, claim requirements, replacement authorization, or supporting documents.
Contact warranty 05Customer Service
Get help with orders, shipping, documentation, general product questions, communication, and request routing.
Contact customer service 06Find a Dealer or Contractor
Request assistance locating a professional for product selection, installation, service, or replacement work.
Find professional assistance 07Accounting
Contact the accounting team about invoices, statements, payments, credits, purchase orders, or account-related questions.
Contact accounting 08Human Resources
Ask about employment opportunities, applications, company policies, or human-resources matters.
Contact human resourcesPrepare your inquiry
Include the Information Your Department Will Need
Complete information can reduce follow-up questions and help Northern Geo understand your request.
Identify the Product or Project
Include the product brand, application, building type, or equipment category involved.
Provide Model and Serial Numbers
For existing equipment, photograph the complete data label and include every letter, number, dash, and suffix.
Describe What You Need
Explain the project, question, symptom, part, document, order, warranty issue, or requested next step.
Attach Supporting Information
Include photographs, plans, invoices, manuals, measurements, floor plans, wiring details, or other helpful documents.
Send Northern Geo a message
Contact the Appropriate Department
Complete the form with as much detail as possible. Required fields are marked with an asterisk.
Include the complete model number, serial number, fault code, product photographs, and testing information.
Include the project location, building size, application, construction details, system preference, and timeline.
Include the equipment model, serial number, component markings, wiring connections, and clear photographs.
Northern Geo contact form
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Direct contact options
Call, Email, or Visit Northern Geo
General inquiries can be directed to the Northern Geo office. Technical questions should use the technical-support pathway.
General office
Call Northern Geo
Speak with the office for general questions, product routing, customer service, sales, or department assistance.
320-297-9100Product assistance
Technical Support
Get help with existing equipment, product operation, troubleshooting, manuals, fault codes, and technical questions.
320-297-9099Send an Email
Use email for general correspondence and include your full contact information, product, department, and reason for contacting us.
info@northerngeo.comLocation
Appleton, Minnesota
Northern Geo’s manufacturing, operations, customer service, and support teams are based in Appleton, Minnesota.
75 West Veum AvenueAppleton, MN 56208
Product brand contacts
Contact the Brand That Matches Your Product
Brand websites provide product-specific information, documents, forms, and support pathways.
TTherm Geo
Geothermal systems, radiant solutions, replacement projects, parts, and professional support.
Visit TTherm Geo ↗
GeoExcel
Residential and commercial geothermal products, replacement equipment, documentation, and parts.
Visit GeoExcel ↗
Northern Heat Pump
Geothermal heat pumps, hydronic products, eSeries equipment, and Stainless Steel Series systems.
Visit Northern Heat Pump ↗
Radiant Made Simple
RMS and HRC hydronic heating systems, tubing, manifolds, controls, components, and quotes.
Visit Radiant Made Simple ↗
SolarAttic
PCS4 solar pool heating, installation, troubleshooting, warranty, registration, and product information.
Visit SolarAttic ↗
DXAir
Indoor-pool dehumidification, natatorium equipment, replacement systems, quotes, and technical assistance.
Visit DXAir ↗Contact FAQs
Questions Before You Contact Northern Geo
These answers can help you select the correct department and prepare the information needed for your request.
Send Northern Geo a messageChoose Sales for new geothermal, radiant heating, renewable energy, replacement-equipment, or product-selection inquiries. Include the project location, building type, application, size, construction details, and timeline.
Include the brand, complete model and serial number, fault code, detailed symptom, installation photographs, data-label image, service history, and relevant technician measurements.
Provide the complete equipment model and serial number, component markings, wiring connections, part location, clear photographs, and a description of why the part is being replaced.
Northern Geo is primarily an equipment manufacturer and product support resource. Installation and on-site service generally require a qualified contractor familiar with the equipment and local requirements.
Select Warranty in the contact form. Include the product brand, model, serial number, installation date, installer information, proof of purchase, fault description, and supporting documents.
Select Customer Service and clearly explain what product, project, order, or issue you need help with. Your inquiry can then be directed to the appropriate department.
Start the conversation
Tell Northern Geo How We Can Help
Choose the appropriate department and include the product, project, model, serial number, photographs, and documents related to your request.