Central Office Systems
Plan context: Central Office Systems 401(K) Plan
EIN 26-1074706 • Waukesha, WI • 4 filings • 1 plans
Current Snapshot
Latest Year
2025
2025 Participants
9
2025 Assets
$424,875
2025 Contributions
$152,470
Historical Graphs
Total Assets Over Time
Aggregate end-of-year assets by filing year, excluding zero-asset years
Participants Over Time
Largest reported end-of-year plan headcount by filing year, used to avoid double-counting participants across overlapping plans
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 / Filing | Filings | Participants | Assets | Contributions | Contrib./Participant |
|---|---|---|---|---|---|
| 2025 | 1 | 9 | $424,875 | $152,470 | $16,941iApproximate average salary by contribution assumption: employee only about $423,528 at 4% or $282,352 at 6%; with 50% employer match about $282,352 at 4% or $188,235 at 6%; with 100% employer match about $211,764 at 4% or $141,176 at 6%. |
| Central Office Systems 401(K) Plan | - | 9 | $424,875 | $152,470 | $16,941iApproximate average salary by contribution assumption: employee only about $423,528 at 4% or $282,352 at 6%; with 50% employer match about $282,352 at 4% or $188,235 at 6%; with 100% employer match about $211,764 at 4% or $141,176 at 6%. |
| 2024 | 1 | 9 | $1,093,488 | $122,524 | $13,614iApproximate average salary by contribution assumption: employee only about $340,344 at 4% or $226,896 at 6%; with 50% employer match about $226,896 at 4% or $151,264 at 6%; with 100% employer match about $170,172 at 4% or $113,448 at 6%. |
| Central Office Systems 401(K) Plan | - | 9 | $1,093,488 | $122,524 | $13,614iApproximate average salary by contribution assumption: employee only about $340,344 at 4% or $226,896 at 6%; with 50% employer match about $226,896 at 4% or $151,264 at 6%; with 100% employer match about $170,172 at 4% or $113,448 at 6%. |
| 2023 | 1 | 11 | $902,950 | $106,357 | $9,669iApproximate average salary by contribution assumption: employee only about $241,720 at 4% or $161,147 at 6%; with 50% employer match about $161,147 at 4% or $107,431 at 6%; with 100% employer match about $120,860 at 4% or $80,573 at 6%. |
| Central Office Systems 401(K) Plan | - | 11 | $902,950 | $106,357 | $9,669iApproximate average salary by contribution assumption: employee only about $241,720 at 4% or $161,147 at 6%; with 50% employer match about $161,147 at 4% or $107,431 at 6%; with 100% employer match about $120,860 at 4% or $80,573 at 6%. |
| 2022 | 1 | 15 | $718,826 | $774,650 | $51,643iApproximate average salary by contribution assumption: employee only about $1,291,083 at 4% or $860,722 at 6%; with 50% employer match about $860,722 at 4% or $573,815 at 6%; with 100% employer match about $645,542 at 4% or $430,361 at 6%. |
| Central Office Systems 401(K) Plan | - | 15 | $718,826 | $774,650 | $51,643iApproximate average salary by contribution assumption: employee only about $1,291,083 at 4% or $860,722 at 6%; with 50% employer match about $860,722 at 4% or $573,815 at 6%; with 100% employer match about $645,542 at 4% or $430,361 at 6%. |