ISO NEW ENGLAND INC

EIN 04-3372500501(c)(3)Public charityActive

1 SULLIVAN RD, HOLYOKE, MA · IRS data through FY2024

Total revenue
$264,594,190
FY2024 · +12% vs FY2023
Total expenses
$264,594,190
FY2024
Net assets
$0
FY2024
Employees
764
FY2024

Revenue, expenses and net assets

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Revenue Expenses Net assets

Tax yearRevenueExpensesNet assets
FY2024$264,594,190$264,594,190$0
FY2023$235,600,056$235,600,056$0
FY2022$210,813,398$210,813,398$0
FY2021$201,685,559$201,685,559$0
FY2020$195,643,356$195,643,356$0
FY2019$194,266,780$194,266,780$0
FY2018$193,047,934$193,047,934$0
FY2017$184,412,903$184,417,903$0
FY2016$181,579,382$181,579,382$0
FY2015$174,655,653$174,655,653$0
FY2014$163,167,107$163,167,107$0
FY2013$157,283,828$157,283,828$0
FY2012$148,848,236$148,848,236$0
FY2011$139,563,942$139,563,942$0

Where the revenue came from

SourceAmount% of revenue
Contributions & grants$00%
Program service revenue$262,503,596100%

Where the money was spent

CategoryAmount% of expenses
Program services$238,068,56990%
Management & general$26,525,62110%
Fundraising$00%

What the numbers show

Figures compared against other organizations of the same NTEE program area in the same state. See the methodology page for how these are calculated and the guide to reading nonprofit financials for their limits.

About this organization

THE CORPORATION IS ORGANIZED AND OPERATED EXCLUSIVELY FOR CHARITABLE PURPOSES INCLUDING THE FOLLOWING: TO (I) MAINTAIN THE RELIABILITY OF THE BULK POWER AND TRANSMISSION SYSTEM IN NEW ENGLAND BY, AMONGST OTHER FUNCTIONS, EXERCISING OPERATIONAL AUTHORITY OVER THE BULK TRANSMISSION FACILITIES, (II)

IRS status

Ruling year2004
Subsection501(c)(3)
ClassificationPublic charity
Program area (NTEE)C35 — Environment
DonationsDonations are generally tax-deductible (public charity).

Source: Internal Revenue Service — Exempt Organizations Business Master File (downloaded September 20, 2026), Statistics of Income extracts, Form 990 e-file data, Publication 78 and the Automatic Revocation list. Figures are as reported by the organization; IRS processing may adjust them. This is not a charity rating and not tax advice. Confirm deductibility in IRS Tax Exempt Organization Search.

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