ASG Power is a custom electrical manufacturer that designs and builds power distribution equipment, industrial automation controls, EBOS solutions and hazardous rated cable assembly products for OEMs, EPCs and end users.
We partner with teams that need more than a parts provider. Our role is to help you reduce scope gaps, simplify coordination and deliver equipment built for safe installation, efficient commissioning and long-term performance.
UL-certified manufacturing for quality and compliance you can trust
Engineering support aligned to your specs and schedule
In-house build, testing and inspection for field-ready delivery
Custom solutions for complex electrical environments
HESCO is founded as Hartford Electric Supply Co., establishing a long-term foundation in electrical expertise and service.
1940
1986
Second-generation leadership begins as Bill DePasquale becomes president, continuing the family-owned legacy that supports ASG Power today.
HESCO establishes ASG, which lands a major custom cable assembly contract, laying the foundation for expanded electrical manufacturing capabilities.
2000
2006
ASG operations expand in Rocky Hill, Connecticut, supporting growth, production efficiency and long-term capacity.
ASG’s Design Engineer Manufacture services grow, accelerating the company’s ability to deliver integrated power distribution and controls alongside custom manufacturing.
2017
2019
HESCO signs the Rockwell Automation appointment, reinforcing the broader organization’s commitment to industrial solutions and support.
HESCO marks 80 years in business, reflecting a multi-generation foundation behind ASG’s culture of service and accountability.
2020
2026
ASG expands into the data center market and broadens its support of industries including alternative energy, custom power, controls and compliant manufacturing.
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