Civic Intelligence

Cornerstone Services Inc.

Plan context: Cornerstone Services 403(B) Retirement Plan

EIN 36-2706578 • Joliet, IL • 37 filings • 7 plans

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777 Joyce RdJoliet, IL 60436
Current Snapshot

Latest Year

2025

2025 Participants

78

2025 Assets

$5,848,082

2025 Contributions

$348,569

Historical Graphs

Total Assets Over Time

Aggregate end-of-year assets by filing year, excluding zero-asset years

$5,848,082$2,924,041$0201820222025YearValue
$5,848,082Latest year 2025

Participants Over Time

Largest reported end-of-year plan headcount by filing year, used to avoid double-counting participants across overlapping plans

6023010201220192025YearValue
78Latest year 2025

Company Timeline

Year summaries and individual filings are combined here so you can stay in one place while moving across years and plan filings.

Year / FilingFilingsParticipantsAssetsContributionsContrib./Participant
2025178$5,848,082$348,569$4,469iApproximate average salary by contribution assumption: employee only about $111,721 at 4% or $74,481 at 6%; with 50% employer match about $74,481 at 4% or $49,654 at 6%; with 100% employer match about $55,860 at 4% or $37,240 at 6%.
Cornerstone Services 403(B) Retirement Plan-78$5,848,082$348,569$4,469iApproximate average salary by contribution assumption: employee only about $111,721 at 4% or $74,481 at 6%; with 50% employer match about $74,481 at 4% or $49,654 at 6%; with 100% employer match about $55,860 at 4% or $37,240 at 6%.
20242602$4,833,070$333,557$554iApproximate average salary by contribution assumption: employee only about $13,852 at 4% or $9,235 at 6%; with 50% employer match about $9,235 at 4% or $6,156 at 6%; with 100% employer match about $6,926 at 4% or $4,617 at 6%.
Cornerstone Services 403(B) Retirement Plan-76$4,833,070$333,557$4,389iApproximate average salary by contribution assumption: employee only about $109,723 at 4% or $73,148 at 6%; with 50% employer match about $73,148 at 4% or $48,766 at 6%; with 100% employer match about $54,861 at 4% or $36,574 at 6%.
Cornerstone Services Inc. Group Health Insurance Plan-602---
20232489$3,969,456$353,849$724iApproximate average salary by contribution assumption: employee only about $18,090 at 4% or $12,060 at 6%; with 50% employer match about $12,060 at 4% or $8,040 at 6%; with 100% employer match about $9,045 at 4% or $6,030 at 6%.
Cornerstone Services 403(B) Retirement Plan-74$3,969,456$353,849$4,782iApproximate average salary by contribution assumption: employee only about $119,544 at 4% or $79,696 at 6%; with 50% employer match about $79,696 at 4% or $53,130 at 6%; with 100% employer match about $59,772 at 4% or $39,848 at 6%.
Cornerstone Services Inc. Group Health Insurance Plan-489---
20222507$3,042,591$270,800$534iApproximate average salary by contribution assumption: employee only about $13,353 at 4% or $8,902 at 6%; with 50% employer match about $8,902 at 4% or $5,935 at 6%; with 100% employer match about $6,677 at 4% or $4,451 at 6%.
Cornerstone Services 403(B) Retirement Plan-507$3,042,591$270,800$534iApproximate average salary by contribution assumption: employee only about $13,353 at 4% or $8,902 at 6%; with 50% employer match about $8,902 at 4% or $5,935 at 6%; with 100% employer match about $6,677 at 4% or $4,451 at 6%.
Cornerstone Services Inc. Group Health Insurance Plan-457---
20212507$3,401,082$315,731$623iApproximate average salary by contribution assumption: employee only about $15,569 at 4% or $10,379 at 6%; with 50% employer match about $10,379 at 4% or $6,919 at 6%; with 100% employer match about $7,784 at 4% or $5,190 at 6%.
Cornerstone Services 403(B) Retirement Plan-507$3,401,082$315,731$623iApproximate average salary by contribution assumption: employee only about $15,569 at 4% or $10,379 at 6%; with 50% employer match about $10,379 at 4% or $6,919 at 6%; with 100% employer match about $7,784 at 4% or $5,190 at 6%.
Cornerstone Services Inc. Group Health Insurance Plan-319---
20202528$2,900,197$1,520,726$2,880iApproximate average salary by contribution assumption: employee only about $72,004 at 4% or $48,003 at 6%; with 50% employer match about $48,003 at 4% or $32,002 at 6%; with 100% employer match about $36,002 at 4% or $24,001 at 6%.
Cornerstone Services 403(B) Retirement Plan-528$2,900,197$1,520,726$2,880iApproximate average salary by contribution assumption: employee only about $72,004 at 4% or $48,003 at 6%; with 50% employer match about $48,003 at 4% or $32,002 at 6%; with 100% employer match about $36,002 at 4% or $24,001 at 6%.
Cornerstone Services Inc. Group Health Insurance Plan-393---
20192543$1,014,947$920,109$1,694iApproximate average salary by contribution assumption: employee only about $42,362 at 4% or $28,242 at 6%; with 50% employer match about $28,242 at 4% or $18,828 at 6%; with 100% employer match about $21,181 at 4% or $14,121 at 6%.
Cornerstone Services 403(B) Retirement Plan-543$1,014,947$920,109$1,694iApproximate average salary by contribution assumption: employee only about $42,362 at 4% or $28,242 at 6%; with 50% employer match about $28,242 at 4% or $18,828 at 6%; with 100% employer match about $21,181 at 4% or $14,121 at 6%.
Cornerstone Services Inc. Group Health Insurance Plan-445---
20182575$63,419$66,498$116iApproximate average salary by contribution assumption: employee only about $2,891 at 4% or $1,927 at 6%; with 50% employer match about $1,927 at 4% or $1,285 at 6%; with 100% employer match about $1,446 at 4% or $964 at 6%.
Cornerstone Services 403(B) Retirement Plan-575$63,419$66,498$116iApproximate average salary by contribution assumption: employee only about $2,891 at 4% or $1,927 at 6%; with 50% employer match about $1,927 at 4% or $1,285 at 6%; with 100% employer match about $1,446 at 4% or $964 at 6%.
Cornerstone Services Inc. Group Health Insurance Plan-511---
20174362$0$0-
Cornerstone Services Inc. Group Health Insurance Plan-362---
Cornerstone Services Inc. Welfare Benefit Plan-0---
Cornerstone Services Inc. Aflac Plan-0---
Cornerstone Services Inc. Vision Insurance Plan-0---
20164469$0$0-
Cornerstone Services Inc. Group Health Insurance Plan-343---
Cornerstone Services Inc. Welfare Benefit Plan-469---
Cornerstone Services Inc. Aflac Plan-365---
Cornerstone Services Inc. Vision Insurance Plan-273---
20155438$0$0-
CORNERSTONE SERVICES, INC. DENTAL INSURANCE PLAN-0---
Cornerstone Services Inc. Group Health Insurance Plan-392---
Cornerstone Services Inc. Welfare Benefit Plan-438---
Cornerstone Services Inc. Aflac Plan-384---
Cornerstone Services Inc. Vision Insurance Plan-314---
20143430$0$0-
Cornerstone Services Inc. Group Health Insurance Plan-348---
Cornerstone Services Inc. Welfare Benefit Plan-430---
Cornerstone Services Inc. Aflac Plan-377---
20133426$0$0-
Cornerstone Services Inc. Group Health Insurance Plan-380---
Cornerstone Services Inc. Welfare Benefit Plan-426---
Cornerstone Services Inc. Aflac Plan-311---
20123390$0$0-
Cornerstone Services Inc. Group Health Insurance Plan-323---
Cornerstone Services Inc. Welfare Benefit Plan-390---
Cornerstone Services Inc. Aflac Plan-290---