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Society of Rheology Incorporated

EIN 13-6203476College Park, MDScience & TechLatest 990 FY2024

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Listed with the IRS. Every screen came back clear.

A 501(c)(3) on Publication 78 and the IRS master file.

A paid feature, included from the $75 plan up. Sign in to download.Checked Nov 7, 2026, 8:42 PM ET
IRS nonprofit listing
No issue
Revocation
None
IRS files
Agree
Sanctions
No match
IRS bulletin
No notice
California
No record
Charity type
509(a)(2)

$776krevenue
FY2024 · +44% in 3 yrs
8 of 8years filed
’17’18’19’20’21’22’23’24
Revenue and spendingRevenueSpendingDeficit
$0$200k$400k$600k$800k’17’18’19’20’21’22’23’24
Against similar nonprofits FY2024
Operating margin9.1%
Months of reserve1.3mo
Revenue growth (annualized)−0.2%
Middle half of peersMedianSociety of Rheology
Where the money goes FY2024 · $706k spent
Programs$111k16%Management and general$595k84%990 FY2024 · Part IX line 25