We offer comprehensive services for all aspects of your driveway gate installation or perimeter security access. Wrought iron gates, railings, fencing, gate automation, entry/access control, video, solar, underground power and communication lines, battery backup. We perform all our own site work such as column footings, underground power and communications. We are licensed by the State of California as a General and Electrical Contractor. We serve the entire north bay area, including Sonoma, Marin, Contra Costa, Alameda, Solano, Lake, Mendocino, Santa Clara, San Francisco, and Napa Counties.
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Have you ever left home and wondered if you remembered to lock up or close the garage door? Do you worry about your utility spend? Take a cue from the nearly 2 million customers in places like Middletown, who reduce their stress with Vivint. Everything works together in a Vivint system to keep your home protected and connected--security devices proactively prevent crime, and our smart home products automate everyday tasks to simplify your life. Control your entire system right from your phone with the Vivint app, and get around-the-clock support from our 24/7 monitoring. Visit us online or speak to one of our specialists to learn more about finding peace of mind through Vivint.
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At Sierra @ Home, we bring simplicity, reliability, and elegance to smart living. Whether you're upgrading your home WiFi, adding security cameras, automating lighting and shades, or designing a full audio-visual system, we take the time to understand your lifestyle and design around it—not just install and leave. What sets us apart is our attention to detail, quality, and deep local relationships with our partners. We proudly serve San Francisco and North Bay with deeply custom smart home solutions for both primary homes and weekend getaways. From structured wiring for home networks including Wi-Fi and wired - to integrating poolside audio and gate access, we handle complex projects with precision. Clients consistently tell us they value our planning process, clean installations, and the way we make cutting-edge tech feel simple.
You've found the right place for affordable systems including the best security alarm systems, rock solid camera surveillance / IP CAMERA, intuitive Access Control, and new/retrofit indoor/outdoor cable and fiber installation. Not sure, contact us today to find the best system(s) for your situation.
GRANKO AV was founded by technology experts who believe in making people’s lives easier through smart home automation. With over 20 years of experience, GRANKO AV has become one of the leading home technology companies in the Bay Area. We are committed to designing and installing efficient, systems with simplicity and flexibility meeting every client’s individual needs.
