Dave B.
10/11/2025
Alex mounted a big screen tv for us. He was on time, extremely professional and did an outstanding job. Highly recommend.
Poseidon Systems, Inc.
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(38)
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Washington, DC 20009
Poseidon Systems, Inc. is a trusted and highly recommended provider of smart home and security solutions in the Metropolitan DC, MD, and VA areas. With over 40 years of experience, their team specializes in customizing spaces with state-of-the-art technology, offering services such as smart lighting, distributed audio and video solutions, surveillance systems, and 24/7 security system monitoring.
They also cater to corporate clients, leveraging technology to increase productivity, efficiency, and security in the workspace. Their expertise in high-tech security systems, integrated audio systems, and practical design ensures that clients receive top-notch installations and solutions. Poseidon Systems is known for their professionalism, problem-solving ability, and adherence to ethical guidelines in the industry.
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Reviews
5.038 reviews
Jordan Z.
1/7/2025
Alex and Poseidon are the best vendor I've used in D.C. -- PERIOD! Fast, reliable and responsive. When I had an manufacturer caused issue with hardware they installed 2 years ago, Alex was...
Paul M.
4/3/2025
Highly recommend Poseidon Systems. Alex installed a Samsung Frame TV flush against our wall with all wires hidden. The studs in our wall were not regularly spaced but Alex quickly identified a...
Nicole U.
12/11/2023
Alex and his team were fantastic! They installed tv wiring, in wall speakers and mounted a tv in our basement. Alex was very knowledgable and guided us on where we should place the speakers as...
Cory D.
2/28/2022
Poseidon installed a 65" Samsung Frame and Sonos Arc for us, and we couldn't be happier with the results. We were a little unsure of what we could and couldn't do in mounting our TV above a...
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