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50+ Years
experience
Emergency
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Your Trusted Electrical Contractor in San Francisco
Founded in 1965, McMillan Electric has established itself as an industry leader in electrical construction and low voltage systems. Our team of certified electricians, engineers, and project managers delivers innovative solutions for commercial, industrial, and property management clients. With over 350 employees and 60+ years of combined experience, we prioritize safety, sustainability, and client satisfaction. Recognized for our award-winning culture and LEED-certified projects, we leverage cutting-edge technology and preconstruction planning to exceed expectations.

Our commitment to excellence extends to emergency services, renewable energy integration, and life safety systems, ensuring reliable support for clients like Google, Blue Shield, and Autodesk. Backed by client testimonials and industry accolades, we maintain a collaborative approach to deliver transformative electrical solutions.
Services
Electrical Construction Renewable Energy Systems Low Voltage Systems Fire Alarm Installation Pre-construction Planning
Details
  • Year established: 1965
Highlights and features
  • 60+ years of electrical construction expertise in San Francisco
  • 350+ skilled professionals with industry-leading certifications
  • Award-winning safety and sustainability programs
  • 24/7 emergency response with rapid deployment teams
  • Proven track record with Fortune 500 clients
Associations and certifications
  • LEED Certified
What people say
Exceptional service Reliable execution Innovative solutions Dedicated support Timely delivery
Services
Electrical Construction
Our electrical construction services deliver code-compliant, future-ready infrastructure for new buildings and tenant improvements. With LEED-certified expertise and BIM technology, we ensure seamless integration of power systems, lighting controls, and emergency backup solutions. Clients benefit from our 60+ years of experience managing complex projects for Fortune 500 companies while maintaining strict safety protocols and schedule adherence.
Renewable Energy Systems
We design and implement solar photovoltaic installations, battery storage systems, and EV charging infrastructure tailored to commercial needs. Our NABCEP-certified team optimizes energy efficiency through real-time monitoring and grid integration. From rooftop arrays to utility-scale projects, we help businesses reduce energy costs and carbon footprints while ensuring compliance with local permitting requirements.
Low Voltage Systems
Our low voltage division specializes in data infrastructure, security systems, and audio-visual solutions for modern commercial spaces. We integrate structured cabling, access control, and building automation systems using industry-leading technology. This ensures clients maintain secure, efficient operations across their facilities while supporting future scalability and technological advancements.
Fire Alarm Installation
We provide comprehensive fire alarm design, installation, and maintenance services for high-rise and industrial facilities. Our solutions include code-compliant upgrades, preventive maintenance programs, and emergency system retrofits. With deep expertise in occupied building safety, we ensure protection for occupants and assets while maintaining compliance with regulatory standards.
Pre-construction Planning
Our pre-construction services focus on budgeting, value engineering, and BIM modeling to optimize project outcomes. We analyze material procurement, schedule coordination, and cost-saving opportunities before work begins. This proactive approach minimizes delays, reduces waste, and ensures alignment between client goals and project execution through detailed planning and technical expertise.
People
William Musgrave
President & CEO
With 35 years in electrical contracting, Bill Musgrave leads McMillan Electric's strategic growth while maintaining client-focused operations. He emphasizes team culture and industry innovation, serving on the SFECA board and driving LEED-certified projects.
David Auch
Vice President & Principal
David Auch brings 30+ years of project management expertise, specializing in complex electrical estimations and client relations. His technical acumen and SFECA membership support McMillan's reputation for delivering large-scale projects on time and within budget.
Ryan Mahoney
Vice President & Principal
Ryan Mahoney focuses on operational development and team training. With construction management credentials and LEED accreditation, he ensures McMillan stays at the forefront of industry technology and sustainable building practices.
Michael McAlister
Vice President & Principal
Michael McAlister oversees technical operations with 25+ years in high-rise and life science projects. His electrical licensing and authorship of 'Wiring Complete' reinforce McMillan's technical leadership in complex electrical systems.
William Bracco
Chief Financial Officer
William Bracco manages financial strategy with 15+ years in construction accounting. As a CPA and CGMA, he ensures fiscal accountability while collaborating with project teams to maintain budget transparency and client satisfaction.
Questions
What electrical services does McMillan Electric offer?
We provide electrical construction, renewable energy systems, low voltage solutions, fire alarm installation, and pre-construction planning for commercial and industrial clients.
Do you serve areas outside San Francisco?
While based in San Francisco, we work with major clients across California and nationally through strategic partnerships and project teams.
Are emergency electrical services available?
Yes, our 24/7 All-Hours Service Department responds to power outages, system failures, and critical infrastructure emergencies with rapid deployment teams.
What certifications does McMillan Electric hold?
We maintain California Electrical Contractor License #268179 C-10, LEED certifications, and NABCEP credentials for renewable energy projects.
Can you handle large-scale industrial projects?
Yes, with 60+ years of experience and 350+ employees, we manage complex industrial electrical systems including mission-critical facilities and data centers.