Serving Northern California for over 20 years, JAM Services is a trusted source for traffic signals, street lighting, and underground equipment.

Behind every JAM project is a team of employees dedicated to the success of your job. JAM Services is “Your Project Partner.”


JAM Services’ dedicated and experienced Traffic Signal Division is ready to provide complete solutions for your diverse signal projects. From poles, to signal display and all supporting components, our staff is dedicated to matching products and services to your project’s unique specifications.

Street Lighting

JAM Services’ Lighting Experts bring over 30 years of collective experience to you and your projects. Our Lighting Department has developed the right relationships with industry leaders to bring the very best solutions to our customers.


JAM Services’ Underground Department strives to provide exceptional customer service. Our knowledgeable staff is here to assist you from project bid to material procurement at the jobsite. We know that quick turnaround is imperative to your project, which is why we have ensured we are able to deliver material within a day on most stock products. We have two will call locations with considerable stock in both Livermore and Sacramento. 

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