Regent5 is a licensed C10 electrical and C7 low-voltage design, engineering and integration partner for custom homes and estates across Northern California. Our in-house engineering, CAD, drafting and 3D modeling support electrical, low voltage, networking and cybersecurity, security, automation, lighting, shading, audio video, energy systems, commissioning and long-term estate service. Use this hub to navigate by project role, service, platform, region and city.
Regent5 serves custom homes, estates, and select commercial properties throughout the Peninsula, San Francisco, Marin, Wine Country, the South Bay, Tri-Valley, and Monterey Peninsula. Our primary service areas include Atherton, Woodside, Portola Valley, Menlo Park, Palo Alto, Los Altos, Los Altos Hills, Hillsborough, Burlingame, San Francisco, Tiburon, Ross, Mill Valley, Stinson Beach, Kentfield, Napa, Sonoma, Yountville, Saratoga, Los Gatos, Monte Sereno, San Jose, Pleasanton, Carmel, and Pebble Beach. Our team works across these regions on projects involving electrical engineering, smart home automation, lighting control, motorized shading, networking and cybersecurity, security systems, audio video, energy systems, and long-term technology support. For larger estates and complex projects, Regent5 can coordinate design, engineering, installation, commissioning, and ongoing service as a single technology partner.
Role-specific and technical planning resources for the architects, designers, builders, owners and estate teams responsible for complex projects.
Regent5 is a certified Lutron dealer and installer for HomeWorks QSX, RadioRA 3, Ketra lighting and Lutron motorized shades. These pages cover the platforms, hardware, design details, programming, upgrades and long-term service in depth.
Lutron's three light sources, all installed and running in the two lighting rooms at our San Carlos design center for direct comparison.
Whole-home automation design, programming, integration, takeover, and long-term support for complex residences and estates.
Additional technology platforms Regent5 designs, installs, integrates, or supports depending on the project and existing system.
Residential and commercial audio-video systems, conference rooms, distributed audio, video distribution and staff-friendly control.
Premier Verkada dealer covering cameras, access control, and alarms, plus Deep Sentinel live-guard monitoring.
C10 electrical and C7 low voltage under one roof: the panel, the wiring, and the automation engineered as one design, CSLB 1033103.
Landscape lighting, outdoor entertainment, and WiFi to the property line, with the weatherized power and buried infrastructure engineered by one licensed team.
Seven regional pages covering the character, terrain, and housing stock of the areas we serve most.
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© 2026 Regent5, LLC. CSLB C10 & C7 License 1033103.