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SEG Sparkstone

Engineering the future of power distribution and control through agile execution

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Overview

At Sparkstone Electrical Group we believe exceptional results begin with exceptional partnerships. Our team provides precision engineered power distribution products and services that keep critical operations running smoothly. Whether supporting complex infrastructure or delivering rapid response solutions, we combine deep technical expertise with a relentless focus on customer success.

Sparkstone Electrical Group is based in Addison, Illinois, and designs and builds custom low- and medium-voltage power distribution and control equipment that is manufactured in the USA to UL, ANSI, and IEEE standards. Its range includes low-voltage systems up to 1000 VAC/1500 DC, medium-voltage switchgear up to 38 kV, panelboards, switchboards, secondary bus enclosures, and control panels. The company also offers engineered solutions, project management, and 24-hour emergency disaster recovery services, and it supports projects from layout through commissioning.

The company has roots dating back to 1936 and brings together the Chicago Switchboard, CES Industrial, IER, and Park brands under one name. It runs manufacturing and service locations across the United States and serves commercial, industrial, data center, renewable energy, utility, food and beverage, and retail markets.

Funding rounds

1 round. Latest: Private Equity Round, 23 Jan 2023.

DateTypeAmount
23 Jan 2023Private Equity RoundNot disclosed

Recent posts from the SEG Sparkstone blog

  • Never Forget.

    Today, we remember the lives lost on September 11, 2001, honor the courage of the first responders, and remember the families whose lives were forever changed. We remember those who never came home and those who ran toward danger to help others.

  • This Labor Day, we recognize the people whose hard work, skill, and dedication keep our industry moving forward.

    Thank you to our employees, customers, partners, and everyone across the electrical industry who helps power the communities and businesses we serve. Sparkstone offices will be closed Monday, September 7, in observance of Labor Day.

SEG Sparkstone FAQ

As of 2026-10-19, SEG Sparkstone has 87 employees, based on the Enrich Layer count of person profiles that list SEG Sparkstone as their current employer. Its listed company size band is 201 to 500.
As of 2026-10-19, SEG Sparkstone is headquartered in Addison, Illinois, US.
SEG Sparkstone was founded in 1936.
As of 2026-10-19, SEG Sparkstone is classified in the Electrical Equipment Manufacturing industry.
At Sparkstone Electrical Group we believe exceptional results begin with exceptional partnerships. Our team provides precision engineered power distribution products and services that keep critical operations running smoothly. Whether supporting complex infrastructure or delivering rapid response solutions, we combine deep technical expertise with a relentless focus on customer success.
As of 2026-10-19, SEG Sparkstone is a privately held company.