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Claim This BusinessARK Electric Heating & Cooling has served Castle Rock homeowners and businesses since its founding, delivering licensed electrical and HVAC solutions across Douglas County. With a 4.9-star rating drawn from 158 verified reviews, the company has built a reputation for responsive service in a market where reliable contractors remain in high demand. The team operates Monday through Friday from 8 AM to 5 PM, providing same-day availability for urgent calls and maintaining transparent pricing on every project.
What distinguishes ARK from other area contractors is their hands-on approach to complex electrical challenges. Reviewers consistently note the team's willingness to tackle projects other companies declined, including warehouse feeder installations, sagging main power line repairs, and three-phase power extensions for specialized equipment like agricultural grow containers. The company handles panel upgrades as a core service, with technicians pulling permits, coordinating with local utilities, and ensuring every job meets Castle Rock building codes.
Customer stories from reviews highlight specific team members who delivered beyond expectations. Steven Hamvas described Adam providing a detailed estimate, then Todd and Blake replacing an entire electrical panel, sagging main power line, and attic wiring in a single visit, leaving the jobsite clean. Anne E.'s review detailed a two-day project extending 100 amp three-phase power through a warehouse to an exterior freight farm container, with Shad and Adam troubleshooting an unexpected internal electrical fault and staying to explain the issue to the manufacturer.
158 reviewers collectively award ARK a 4.9-star rating, with every published review awarding 5 stars. Customers repeatedly mention same-day response, with one reviewer noting Bill arrived within 30 minutes during a power emergency. Three reviews specifically name technicians (Adam, Todd, Blake, Shad) and describe panel replacement, power line repair, and complex three-phase installations.
| Sunday | Closed |
| Monday | 8 AM–5 PM |
| Tuesday | 8 AM–5 PM |
| Wednesday | 8 AM–5 PM |
| ThursdayToday | 8 AM–5 PM |
| Friday | 8 AM–5 PM |
| Saturday | Closed |
Complete panel upgrades, breaker swaps, and service entrance repairs for homes and businesses.
Main service line repairs, sagging line tightening, and meter-base replacements.
Three-phase power, warehouse feeders, and dedicated circuits for specialized equipment.
System installation, maintenance, and repair services for heating and cooling equipment.
Same-day response for power outages, panel failures, and urgent electrical issues.
Safety inspections, code compliance verification, and permit coordination.