Tax-exempt organization · Files a Form 5500 · State registration on file
MSO INC
Also filed as THE MUTUAL SERVICE OFFICE INC.
139 HARRISTOWN ROAD, GLEN ROCK, NJ 07452-3312
EIN
52-1755454
Tax-exempt status
501(c)(6) business league
IRS · 2026-09
Deductibility
Contributions are not deductible
IRS · 2026-09
IRS ruling date
1992-01
IRS · 2026-09
Latest tax period on file
2025-12
IRS · 2026-09
Revenue (latest 990)
$4,328,412
IRS · 2026-09
Assets (latest 990)
$3,377,940
IRS · 2026-09
Florida registration
Active · Foreign not-for-profit corporation
FL Div. of Corporations · 2026-07-10
Florida document number
F11000002020
FL Div. of Corporations · 2026-07-10
Registered in Florida
2011-05-05
FL Div. of Corporations · 2026-07-10
Registered agent
CORPORATION SERVICE COMPANY
FL Div. of Corporations · 2026-07-10
Benefit plan 2, 2024 filing
MSO, INC.401(K)PROFIT SHARING PLAN
DOL · 2025-04-03
Participants (start of year)
20
DOL · 2025-04-03
Plan assets (end of year)
$9,122,849
DOL · 2025-04-03
Plan features
code 2E2F2G2J2K2S2T3D
DOL · 2025-04-03