Sandeep J.
11/19/2025
Efficiency, reliability, honesty, and quality of work! Also, appreciated the open & friendly communication before/during/after the projects and alerts that tech is on the way! Pro level--Just the...
Sine D
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San Jose, CA 95129
Sine D is a creative agency based in San Jose, CA, specializing in digital marketing and branding services.
With a focus on innovative strategies and design, Sine D helps businesses establish a strong online presence and connect with their target audience.
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Reviews
5.037 reviews
Jeff M.
7/25/2025
Reached out for a very simple, but physically tough job of adding constant power to some bathroom fans in a tight attic. Dennis responded and was not only one of the few business that clearly...
Armaan V.
12/14/2025
Reached out to Sine D through Yelp. Den sent me a message and scheduled an appointment for the next day. Dimitri came out and replaced my doorbell transformer and installed some smart switches. He...
Jonathan S.
3/27/2025
I quoted the small project (fixing a wiring issue) using yelp and chose Sine as their initial response was the most helpful and reasonable. They were also available within a couple days. They...
Chas B.
8/25/2025
Dimitrii from Sine D came and installed an EV charger at my house and did an amazing job. He arrived on time, was very explicit with what he was going to be doing and what all of my options were...
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