Service you can trust.

Since Sebastian emerged into the construction market, we have been a leader in electrical, low voltage, and underground contracting. We serve various markets and are subject-matter experts in the following industries and services.

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We've been around for over 70 years and continue to grow. Get to know who we are, how our business has grown, and what we can do for you.

Electricity made simple.

With over 70 years of construction experience on a variety of commercial and public works projects, we have expertise in every facet of electrical construction, maintenance, and service.

LIGHTING/POWER

LED UPGRADES

24/7 ELECTRICAL SERVICE

CIRCUIT BREAKER/PANELS

PREVENTATIVE MAINTENANCE

SWITCHES/OUTLETS

INSTALL/REPAIR

SERVICE AGREEMENTS

Underground construction experts.

Sebastian specializes in the engineering, construction, and maintenance of advanced copper and fiber optic networks and complex electrical installations. Our experienced, certified engineers (PE and RCDD) have worked on some the most challenging job sites, from rural mountain communities to busy metropolitan intersections. We’re well equipped to deliver your cables and conduit wherever they need to be.

  • Conventional Rod Boring

  • Directional Boring

  • Machine Trenching

  • CATV/Telephone Drop Burials

  • Complete Engineering Services

  • Traffic Signalization/Street Lighting

Secured by Sebastian.

We provide you commercial and residential options to keep you connected and secured. Our in-house IT team provides helpdesk support 24/7 for all your Sebastian managed services. We can design and customize all audio/video, communications, security, and IT solutions for your business. 

Keep an eye on your business at all times.

Utilize our CCTV, fire/burglar alarms, access control, and a variety of other systems to ensure the safety of your employees and building.

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We handle the technology so you don't have to.

We are a managed service provider, meaning we can provide in-house IT support for your business amongst other IT products and services.

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Custom built A/V solutions for your needs.

Our video conferencing, board room systems, and integrated control systems are all custom designed to fit your needs.

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Stay in touch with those who matter most.

Our phone systems, high speed internet, service plans, and other communications services are designed to keep your home and business connected.

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Meet our satisfied clients.

We pride ourselves on the quality of our work and our clients can attest to it.
View some of the testimonies from our valued clients below.

Josh Lipschitz

System Administrator, OK Produce
Sebastian did a great job and I would use them again to run or fix fiber optic cables. Their team was very professional and did very clean work.

Bryan Hahn

Mechanic IA, Baltimore Air Coil
Sebastian is one of the best companies I have worked with from a customer standpoint.

Christine Miktarian

Vice Chancellor of Operations, State Center Community College District
Sebastian was able to determine the issues and make recommendations for solving those problems. We would most definitely recommend Sebastian to other colleges or businesses because of their well-rounded yet technical knowledge base, outstanding customer service, and continuing evolution of technology awareness.

Pedro Nunez

Associate Engineer/Public Works Inspector, City of Delano
I would definitely use Sebastian again. We have them looking at two other potential jobs.

Leo Rodriguez

Project Engineer, Pickett and Sons
Great communication team, competitive pricing and willing to go above and beyond a client's expectations.

Annette Leon

Property Manager Supervisor, Kings View Apartments
I like the technician that was sent out to our property. He answered all my questions and explained everything well. We have been referring Sebastian to friends.

Cheryl Beal

Property Manager, James Hendricks and Associates
My community camera system was down, Sebastian came right out and got it up and running! Their customer service is amazing.