Business Details
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Trusted Geothermal HVAC Solutions in Baltimore
Ground Loop Heating & Air Conditioning is a third-generation family-owned business specializing in WaterFurnace geothermal systems. With over 30 years of experience, we design and install HVAC systems for residential and light commercial applications, prioritizing innovation, customer satisfaction, and energy efficiency. Our IGSHPA-certified installers ensure quality workmanship, supported by an A+ rating from the Better Business Bureau. We offer competitive pricing, flexible financing, and comprehensive service, including maintenance, repairs, and new installations.Our team collaborates with contractors, architects, and project managers to ensure seamless integration of geothermal technology, minimizing disruption to clients' lives. We emphasize honesty, integrity, and long-term value, serving Maryland, Pennsylvania, and Delaware with expertise in closed-loop, vertical, and pond-loop systems.
Services
Geothermal Maintenance
Geothermal Repair
Geothermal Replacement
New Construction Geothermal
Commercial Geothermal
Highlights and features
- 30+ years of geothermal HVAC expertise
- IGSHPA-certified and WaterFurnace-trained technicians
- 24/7 emergency service availability
- Flexible financing and rebate assistance
- A+ rating with the Better Business Bureau
Associations and certifications
- IGSHPA-Certified Installer
- IGSHPA-Certified Geothermal Inspector
- WaterFurnace Certified Ground Heat Exchanger Designer
What people say
Knowledgeable technicians
Prompt service
Reliable installations
Effective problem-solving
Professional staff
Services
Geothermal Maintenance
Geothermal systems require minimal maintenance but benefit from annual inspections to ensure optimal performance. Our technicians check electrical connections, lubricate moving parts, and clean coils to maintain efficiency. Regular maintenance extends system lifespan and prevents costly repairs, ensuring consistent heating and cooling for residential and commercial properties.
Geothermal Repair
Our team addresses geothermal system malfunctions, including refrigerant leaks, electrical glitches, and blower fan issues. We diagnose problems promptly and restore functionality with minimal disruption. Emergency services are available 24/7, ensuring rapid resolution for critical heating or cooling needs in residential and commercial settings.
Geothermal Replacement
We specialize in replacing outdated HVAC systems with energy-efficient geothermal solutions. Custom designs accommodate residential and light commercial properties, integrating closed-loop, vertical, or pond-loop configurations. Our installations reduce energy costs by up to 70%, supported by federal and state incentives for sustainable upgrades.
New Construction Geothermal
For new builds, we engineer geothermal systems tailored to architectural specifications and site conditions. Services include loop design, permitting, and installation of WaterFurnace systems. Our solutions enhance energy efficiency, reduce carbon footprints, and provide long-term cost savings for residential and commercial developments.
Commercial Geothermal
We deliver scalable geothermal solutions for commercial properties, including office complexes, retail spaces, and institutional buildings. Systems reduce operating costs by 50-70% compared to conventional HVAC, with minimal maintenance requirements. Our team ensures seamless integration into existing infrastructure or new constructions, prioritizing energy efficiency and sustainability.
People
Michael Cullum
Company President
With 30 years of geothermal expertise, Michael Cullum leads Ground Loop's strategic growth. A respected industry figure, he focuses on quality installations and sustainable innovation. He now works on-demand, mentoring the next generation of technicians.
Jason Cullum
Vice President
Jason Cullum oversees daily operations and customer relations. A geothermal advocate, he promotes industry education and legislative support. Certified in design and installation, he ensures technical excellence across all projects.
Ted Evans
Sales Manager
Ted Evans specializes in geothermal consultations, evaluating client needs and recommending tailored solutions. With 20 years of HVAC experience, he simplifies complex systems for residential and commercial clients.
Joe Heaps
Field Supervisor
Joe Heaps manages installation teams with 25 years of hands-on expertise. Known for meticulous attention to detail, he coordinates projects to ensure precision and client satisfaction across residential and commercial sites.
Questions
What are the benefits of geothermal HVAC systems?
Geothermal systems reduce energy costs by 50-70%, last 25-50 years, and minimize environmental impact. They provide consistent comfort with minimal maintenance.
How much does geothermal installation cost?
Costs range from $20,000–$50,000 depending on system size and property conditions. Federal and state incentives can offset 30-50% of expenses.
Does Ground Loop offer emergency service?
Yes, we provide 24/7 emergency HVAC repairs for geothermal systems in residential and commercial properties.
Are financing options available?
Yes, we offer flexible financing plans and assistance with rebate paperwork to make geothermal systems affordable.
What areas do you serve?
We serve Maryland, Pennsylvania, and Delaware, including Baltimore, Harford County, and Anne Arundel County.
How often does geothermal maintenance occur?
Annual professional inspections are recommended, along with quarterly air filter changes to maintain system efficiency.
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