One & Only Electrical Service. inc

One & Only Electrical Service Inc has built a solid reputation in Walnut Creek with a 4.4-star rating drawn from 102 customer reviews. The company provides licensed electrical services for both residential and commercial properties throughout Walnut Creek and neighboring communities. Their operating hours extend into evenings Monday through Friday, with weekend availability on Saturdays and Sundays, accommodating homeowners who need after-hours consultations or emergency response.

What distinguishes this contractor is their commitment to same-day service and around-the-clock emergency availability, a practical advantage for Walnut Creek residents facing sudden electrical failures. The team emphasizes transparent project explanations, ensuring customers understand the scope of work before proceeding. Their service model prioritizes code compliance, with reviewers consistently noting that completed work meets safety standards.

Customer reviews highlight specific positive experiences, including a panel upgrade where Mike demonstrated professionalism and thoroughness in explaining each step of the project. Another reviewer described a sub panel installation where the team maintained clear communication throughout, completed work on schedule, and left the workspace clean. A third customer recounted a same-day breaker replacement where the technician diagnosed the issue immediately and ensured everything passed inspection before finishing.