MIDDLESEX CORPORATION RETIREMENT SAVINGS PLAN

[ EIN: 04-2534615 | Plan No. 001 ]

According to Department of Labor Form 5500 data, THE MIDDLESEX CORPORATION sponsors MIDDLESEX CORPORATION RETIREMENT SAVINGS PLAN, categorized as a 401(k) plan. The filing shows 1095 participants and total assets of $102,656,093 for the plan year 2023.

Form 5500 filings provide transparency into participant counts, financial structure, and compliance reporting.

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Plan Sponsor: THE MIDDLESEX CORPORATION

Location: 1 SPECTACLE POND RD, LITTLETON, MA 01460

EIN: 042534615

Plan Number: 001

Plan Year: 2023

Plan Size: Large Plan

Plan Entity Type: Defined Contribution

Plan Type: 401(k)

Participants: 1095

Total Assets: $102,656,093

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