Compensation 990

Iop Publishing Incorporated

Fiscal year ending 2024. Filed on November 14, 2025.

3675 Market Street 200
Philadelphia, Pennsylvania 19104

Iop Publishing Incorporated (EIN: 23-2659520) has filed an IRS Form 990 since at least fiscal year 2016. In its fiscal year 2024 IRS Form 990 filing, Iop Publishing Incorporated, a 501(c)(3) charitable organization, reported compensation for 10 out of 34 total employees. Among the employees shown here, the average compensation is $252,399. The highest compensated employee at Iop Publishing Incorporated is Ms Antonia Seymour with fiscal year 2024 compensation of $665,094.

Revenue, expenses, and employee compensation

Revenue

$5,308,729

Expenses

$5,360,024

Employee compensation

$3,563,848
Revenue, expenses, and employee compensation over time

Reported Compensated Employees

Ms Antonia Seymour
President
$665,094
$0 from org$665,094 from relatedNo other comp
Mr 1 Tom Grinyer
Director
$357,656
$0 from org$357,656 from relatedNo other comp
Ms Sharice Collins
Vice President, Marketing (Ended 03/24)
$248,299
$244,383 from orgNo related comp$3,916 other
Mr Oliver Callaghan
Treasurer (Ended 03/24)
$233,840
$0 from org$233,840 from relatedNo other comp
Sukhraj Dhadwar
Director
$208,549
$0 from org$208,549 from relatedNo other comp
Mr Gregory Schraft
Sales Executive
$200,702
$153,083 from orgNo related comp$47,619 other
Mr Benjamin Reisman
Senior Sales Manager
$173,684
$152,836 from orgNo related comp$20,848 other
Mr Robert Bernier
Regional Sales Manager
$163,430
$140,970 from orgNo related comp$22,460 other
Ms Jessica MacDonald
Senior Publisher
$140,482
$122,575 from orgNo related comp$17,907 other
Ms Ashley Gasque
Ebooks Commissioning Editor
$132,252
$123,528 from orgNo related comp$8,724 other

Non-Employee Board Members

Professor David Deply
Director

Mission Statement

IOP PUBLISHING IS A WHOLLY OWNED SUBSIDIARY OF THE INSTITUTE OF PHYSICS. THE INSTITUTE IS A LEADING SCIENTIFIC SOCIETY PROMOTING PHYSICS. IT WORKS TO ADVANCE PHYSICS RESEARCH AND EDUCATION.

Revisions to this organization profile

November 14, 2025:
2024 Iop Publishing Incorporated 990 filed
November 12, 2024:
2023 Iop Publishing Incorporated 990 filed
November 15, 2023:
2022 Iop Publishing Incorporated 990 filed

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