GLD Software is the GSHP Industry Design Leader!
GLD is the choice of professionals in over 62 countries. GLD is the leading software suite for geothermal heat pump and ground heat exchanger system design. Our new Piping System Designer is unique to the Geothermal Industry!
Why is GLD Software the Best Choice...
I want to check it out!
Download Ground Loop Design Premier now and view
99% of the program interface. Calculations are disabled.
GLD works with all versions of Windows including Windows 11 and can also be emulated on most Mac's with Parallels!
I want to see GLD software in action!
A picture is worth a thousand words. The demo and recorded webinars provide a clear introduction to GLD2016 for both new and experienced GLD users. See GLD modules at work viewing our collection of tutorial videos.
How to Purchase Software and Training
After you order GLD, we will ship you a USB license dongle that provides you
with complete access on any machine for the version that you purchase.
Our software versions are available with network or stand-alone licensing
New! Additional Training Options Now Available
Recent Additions to GLD Family
- Coaxial Exchangers for Vertical Boreholes
- Fully Automated Piping System Builder
- Balancing Valves Automation
Intelligent System Analytics
- Enhanced File System Management
- Enhanced Fluid Dynamics Calculations
Advanced Hybrid Design Toolset
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Who is Thermal Dynamics?
Thermal Dynamics is the international distributor for GLD Software, staffed by geoexchange professionals dedicated to bringing innovative, technically advanced products and services to the geoexchange community. From fundamental design to implementation of ground source systems, we provide a competitive advantage for geothermal designers and installers, domestically and internationally.