• Hughes Brothers

    HB excellence forged daily and proudly manufactured in the U.S.A!

  • King Luminaire Lighting

    King Luminaire and StressCrete are the market leaders in decorative LED luminaires and spun concrete poles.

  • Leotek LED Lighting

    Leotek introduces the new GreenCobra GCL roadway LED luminaire replacing 250W to 400W HID street lights.

  • PUPI Crossarms

    PUPI has 25 years of excellence designing and manufacturing fiberglass crossarms for the utility industry.

  • Siemens Fusesaver

    The Siemens Fusesaver circuit breaker minimizes outage minutes by quickly restoring power from transient faults.

  • Substation Materials

    We represent some of the most prominent manufacturers in the industry including Alcad, Electroswitch, ERICO Cadweld and SEFCOR.

About Us

We represent several of the prominent manufacturers in the electric power industry.

Why CSI?

We are dedicated to providing outstanding customer service on behalf of the manufacturers we represent.

Learn More!

We represent best-in-class products centered on advancing the nation’s electric utility grid.


Featured Manufacturers


GEOTEK - PUPI*

GEOTEK - PUPI*

PUPI® Crossarms, a product of Geotek, Inc., is the foremost provider of fiberglass crossarms in North America, producing hundreds of configurations of crossarms, deadend assemblies and braces in a…

Electroswitch*

Electroswitch*

Electroswitch Switches & Relays, headquartered in Weymouth, MA is the premier manufacturer of lock-out relays, control switch relays and instrument control switches for utility, industrial and…


Latest News


StressCrete Pole Wins!

Some amateur video was recorded in Mississauga, Ontario atop the Absolute Towers showing a high speed police chase. During the chase, the fugitive driving a black sedan, collides with a StressCrete…

Siemens Fusesaver Installation Video

T&D How published a great video sponsored by Burns & McDonnell that demonstrates how to install the Siemens Fusesaver. The video shows linemen from EVERSOURCE performing the work in Ledyard,…

Siemens Fusesaver Minimizes Outages

The Siemens Fusesaver is designed to minimize lost customer minutes by protecting lateral line fuses from opening during temporary faults. Nearly 80% of the faults on a utility’s distribution system…

Siemens Energy Retains CSI For Michigan Territory

CSI Utility Sales, a manufacturer's representative headquartered in Grand Ledge, is pleased to announce our representation of Siemens Energy for the state of Michigan.

Siemens is a global powerhouse…



Upcoming Events


Sorry, there are no available events at the moment.

Set Up a Demo Today!



Let us show you what we offer and how it fits your unique needs.