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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 Defense Energy Center of Excellence National Security Technology Tim Greeff

Tim Greeff

OfficerTrustee/director

Chief Executive Officer at Defense Energy Center of Excellence National Security Technology

Fiscal year ended December 31, 2022. Published on January 25, 2026.

$76,187
2022

Total compensation

Tim Greeff has been listed as an employee of Defense Energy Center of Excellence National Security Technology in Form 990 filings since fiscal year 2017. Total compensation for Tim Greeff has decreased by 75.7% from 2017 to 2022.

Annual compensation details

$76,187
-90.9%
Chief Executive Officer
2022
$73k
40 hrs/wk
$4k
--
$835,413
+17.7%
Chief Executive Officer
2021
$836k
40 hrs/wk
$709,785
+15%
Chief Executive Officer
2020
$710k
40 hrs/wk
$617,459
-11.6%
Chief Executive Officer
2019
$618k
40 hrs/wk
$698,771
+123.1%
Chief Executive Officer
2018
$699k
40 hrs/wk
$313,231
Chief Executive Officer
2017
$314k
40 hrs/wk

Total compensation by year

Compare the compensation of Tim Greeff to:

Revisions to this profile

January 25, 2026:
2022 Defense Energy Center of Excellence National Security Technology 990 published
January 25, 2026:
2021 Defense Energy Center of Excellence National Security Technology 990 published
January 24, 2026:
2020 Defense Energy Center of Excellence National Security Technology 990 published

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