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...
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
5.034 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...
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...
Katie W.
7/7/2025
Really wonderful experience working with Dimitrii from Sine D/Super Den to install a GFCI outlet (including crawling under the house to run the wire) and troubleshooting a light fixture. He was...
S R.
8/8/2025
Excellent job done by Denis and Dmitrii in extending my ethernet network coverage. I'll definitely use their services in future. Highly recommend
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