PeerBasis
Environment · CA

Sierra Watch

Sierra Watch reported paying Thomas Mooers, Executive Director, $161,000 in total compensation (FY 2025).

That places Thomas Mooers at approximately the 90th percentile among 78 similarly sized environment nonprofits (median $101,618).

$746,588Total revenue (FY 2025)
$161,000Total executive compensation
90thPercentile vs. peers

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Comparable environment nonprofits

Compensation is normalized to CA cost of living (BEA Regional Price Parities); each organization's reported figure is on its linked 990.

OrganizationStateRevenueTotal comp
East Quabbin Land Trust Inc MA$743,195 $92,170
Pocasset Pokanoket Land Trust Inc RI$753,481 $99,391
Wild Rivers Land Trust OR$758,367 $87,133
Lookout Mountain Conservancy TN$759,492 $147,937
Sustainable Iowa Land Trust IA$715,280 $117,189
Linda And Gene Farley Center For WI$783,873 $136,316
Montezuma Land Conservancy CO$784,206 $95,281
Manchester Essex Conservation Trust MA$787,753 $4

View original IRS filings on ProPublica →