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Compensation 990 is an independent service that uses public IRS Form 990 filings as its source data. We clean and standardize this information, but the original filings may contain errors or omissions. Years on this site refer to the organization’s fiscal year end date on the filing.

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Employees Iop Publishing Incorporated Ms Antonia Seymour

Ms Antonia Seymour

OfficerTrustee/director

President at Iop Publishing Incorporated

Fiscal year ended December 31, 2024. Published on January 25, 2026.

$665,094
2024

Total compensation

Ms Antonia Seymour has been listed as an employee of Iop Publishing Incorporated in Form 990 filings since fiscal year 2022. Total compensation for Ms Antonia Seymour has increased by 37.3% from 2022 to 2024.

Annual compensation details

$665,094
+15.4%
President
2024
$666k
--
$576,571
+19%
President
2023
$577k
--
$484,534
President
2022
$485k
--

Total compensation by year

Compare the compensation of Ms Antonia Seymour to:

Revisions to this profile

January 25, 2026:
2024 Iop Publishing Incorporated 990 published
January 25, 2026:
2023 Iop Publishing Incorporated 990 published
January 25, 2026:
2022 Iop Publishing Incorporated 990 published

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2024

Other employees at Iop Publishing Incorporated

Mr 1 Tom Grinyer
Director
$357,656
$0 $357,656 No other comp
Ms Sharice Collins
Vice President, Marketing (Ended 03/24)
$248,299
$244,383 No related comp$3,916
Mr Oliver Callaghan
Treasurer (Ended 03/24)
$233,840
$0 $233,840 No other comp
Sukhraj Dhadwar
Director
$208,549
$0 $208,549 No other comp
Mr Gregory Schraft
Sales Executive
$200,702
$153,083 No related comp$47,619
Mr Benjamin Reisman
Senior Sales Manager
$173,684
$152,836 No related comp$20,848
Mr Robert Bernier
Regional Sales Manager
$163,430
$140,970 No related comp$22,460
Ms Jessica MacDonald
Senior Publisher
$140,482
$122,575 No related comp$17,907
Ms Ashley Gasque
Ebooks Commissioning Editor
$132,252
$123,528 No related comp$8,724