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50+ Years
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Industry-Leading Electrical Construction Services
McMillan Electric has been a trusted leader in electrical construction and low voltage systems since 1965. Our multi-generational company combines decades of industry experience with innovative technology to deliver comprehensive project support for commercial, industrial, and property management clients. We specialize in electrical construction, renewable energy solutions, fire life safety systems, and advanced low voltage infrastructure. With over 350 employees and 60+ years of operational history, we maintain a reputation for excellence in safety, sustainability, and client satisfaction. Our collaborative approach incorporates cutting-edge BIM modeling, LEED-certified practices, and 24/7 emergency response capabilities.

Recognized as one of San Francisco's premier electrical contractors, we serve Fortune 500 companies and critical infrastructure projects nationwide. Our executive team brings combined centuries of expertise in electrical engineering, project management, and sustainable design. We maintain strategic partnerships with industry leaders like Cisco and APC while fostering a culture of continuous improvement and technical excellence. Our commitment to pre-construction planning, value engineering, and off-site production ensures project efficiency and cost-effectiveness. Through our Phase One Fire division, we provide mission-critical life safety systems that protect people and assets across diverse sectors.
Services
Electrical Construction Renewable Energy Systems Low Voltage Infrastructure Fire Alarm Systems Pre-construction Planning Emergency Power Solutions Building Automation Solar Installations Security Systems Data Center Cabling
Details
  • Year established: 1965
Highlights and features
  • 60+ years of electrical construction expertise
  • 350+ skilled professionals with industry certifications
  • LEED Platinum and NABCEP certified specialists
  • 24/7 emergency response with rapid deployment teams
  • Proprietary BIM modeling for conflict-free installations
Associations and certifications
  • LEED Platinum Certified
  • NABCEP Certified
  • California Electrical Contractor's License 268179 C-10, Class B
What people say
Unmatched execution Technical excellence Reliable partner Innovative solutions Exceptional service
Services
Electrical Construction
Our electrical construction division specializes in new installations and tenant improvements for commercial and industrial clients. With California's first LEED Platinum-certified project and ship-to-shore power expertise, we deliver code-compliant, future-ready infrastructure. Our IBEW-certified electricians utilize advanced BIM modeling to prevent conflicts and ensure seamless integration with existing systems.
Renewable Energy
We design and implement comprehensive renewable energy solutions including solar PV systems, battery storage, and EV charging infrastructure. Our NABCEP-certified team provides utility-scale solar installations with real-time monitoring capabilities. From municipal projects to industrial campuses, we optimize energy efficiency while ensuring grid compatibility and regulatory compliance.
Fire Alarm Systems
Phase One Fire Life Safety Systems division protects critical infrastructure through advanced fire detection and suppression solutions. We handle complete system design, installation, and maintenance for high-rise buildings, healthcare facilities, and data centers. Our technicians maintain compliance with NFPA standards and local jurisdiction requirements.
Pre-construction Planning
Our pre-construction services include value engineering, BIM modeling, and critical path scheduling. We analyze project requirements to optimize material procurement, reduce costs, and prevent delays. This phase ensures alignment between client objectives, budget constraints, and technical feasibility before mobilization begins.
Low Voltage Systems
We design and integrate advanced low voltage systems including structured cabling, security access control, and building automation. Our solutions support modern workplace requirements for data centers, corporate campuses, and healthcare facilities. The division specializes in converged networks that unify voice, data, and security systems under single management platforms.
People
William Musgrave
President & CEO
35-year industry veteran leading McMillan Electric's strategic direction. Former SFECA board member with expertise in client relationship management and organizational culture development. Focuses on operational excellence and client partnership models.
David Auch
Vice President & Principal
30+ years experience in project management and electrical estimating. Holds Construction Management degree from CSU Chico. Specializes in large-scale project execution and client service optimization within electrical contracting.
Ryan Mahoney
Vice President & Principal
LEED Accredited Professional with construction management background. Oversees technical training programs and industry innovation initiatives. Active in USGBC and BOMA San Francisco chapters, focusing on sustainable building practices.
Michael McAlister
Vice President & Principal
25+ years field and project management experience. Electrical Journeyman License holder and author of 'Wiring Complete'. Expert in high-rise and life science facility electrical systems integration.
William Bracco
Chief Financial Officer
15+ years financial leadership in engineering and electrical sectors. CPA and CGMA certified with focus on project cost management and corporate financial strategy. Former Eagle Scout emphasizing ethical business practices.
Questions
What electrical services does McMillan Electric offer?
We provide full-service electrical construction, renewable energy systems, low voltage infrastructure, fire alarm installations, and 24/7 emergency response services for commercial and industrial clients.
Are you certified for green building projects?
Yes, we hold LEED Platinum certification and have completed California's first LEED Platinum building. Our team includes multiple LEED Accredited Professionals for sustainable energy solutions.
Do you handle emergency electrical repairs?
Our 24/7 emergency service responds to power outages and critical system failures with rapid deployment teams and temporary power solutions for mission-critical facilities.
What industries do you serve?
We specialize in commercial, industrial, healthcare, biotech, data center, and municipal projects. Our experience spans Fortune 500 companies and complex infrastructure developments nationwide.
How do you ensure project quality?
We use proprietary BIM modeling, pre-fabrication techniques, and in-house quality assurance programs. Our 60+ years of experience and 350+ skilled professionals guarantee technical excellence in every installation.