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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 Onyx Development Corporation William McCarther

William McCarther

Secretary and Treasurer at Onyx Development Corporation

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

$4,450
2024

Total compensation

William McCarther has been listed as an employee of Onyx Development Corporation in Form 990 filings since fiscal year 2020. Total compensation for William McCarther has increased by 78% from 2020 to 2024.

Annual compensation details

$4,450
+61.8%
Secretary and Treasurer
2024
$5k org
10 hrs/wk
$2,750
+22.2%
Secretary and Treasurer
2023
$3k org
10 hrs/wk
$2,250
-18.2%
Secretary and Treasurer
2022

Total compensation by year

Compare the compensation of William McCarther to:

2024

Other employees at Onyx Development Corporation

Mark Bryant
Executive Director
$154,927
$154,927 from org—No other comp
Ralph Caro
Chair
$4,450
$4,450 from org—No other comp
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Revisions to this profile

January 25, 2026:
2024 Onyx Development Corporation 990 published
January 25, 2026:
2023 Onyx Development Corporation 990 published
January 25, 2026:
2022 Onyx Development Corporation 990 published

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Other people named William McCarther

2024
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