Warthen Co
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Claim This BusinessAbout Warthen Co
Warthen Co holds a 4.5-star average across 66 Google reviews, positioning the business as a consistently trusted heating contractor serving the Baltimore metropolitan area. The company operates Monday through Friday from 7 AM to 4 PM, with Saturday hours extending until noon. Several reviewers specifically mention being residents of Baltimore neighborhoods and receiving service at their homes, confirming their service coverage within the city limits. No founding year or license number appears in the available business data. The company phone number is (410) 242-0990.
Multiple five-star reviews emphasize reliability and fair pricing as defining qualities of Warthen Co. Reviewers praise the team's thorough diagnostic approach, with one mentioning the technicians would not leave until pinpointing the exact root cause of an AC freezing issue. Speed of service receives repeated mention, with one customer noting a three-hour response window during extreme summer heat and another describing the overall experience as remarkably fast. Several customers highlight the team's professionalism and communication throughout the repair process.
What Customers Say
Five of six detailed reviewers award five stars, citing rapid same-day response times, thorough diagnostics, and fair pricing. Three named technicians (Darren, John, and Kim) receive positive recognition. Single one-star and two-star reviews involve scheduling miscommunications and billing disputes rather than service quality.
Working Hours
| Sunday | Closed |
| Monday | 7 AM–4 PM |
| TuesdayToday | 7 AM–4 PM |
| Wednesday | 7 AM–4 PM |
| Thursday | 7 AM–4 PM |
| Friday | 7 AM–4 PM |
| Saturday | 8 AM–12 PM |
Services
Heating System Repair
Diagnoses and fixes furnace and heating system malfunctions for residential homes.
Cooling System Repair
Addresses AC not cooling issues, part replacements, and refrigeration repairs.
HVAC Installation
Installation of new heating and cooling units, with one reviewer mentioning unit replacement 13 years prior.
System Diagnostics
Thorough troubleshooting to identify exact root causes before recommending repairs.
Preventive Maintenance
Service calls include assessment and tune-ups to prevent system failures.