021 Electrician

Posted on October 9, 2025
Business Services

Founded in 2005 by Brian O’Sullivan, 021 Electrician has become one of Cork and Munster’s most trusted electrical contractors. In 2024, Dylan Murphy joined as co-owner, bringing expertise in solar PV, heat pumps, and renewable energy systems. Together, Brian and Dylan lead a skilled team of SEAI-approved Microgeneration Registered Contractors, delivering safe, reliable, and energy-efficient […]