Stable plan record
MAINSTREAM ENGINEERING CORPORATION 401(K) SAVINGS PLAN
Sponsored by MAINSTREAM ENGINEERING CORPORATION · EIN/PN 592744408-002
Selected filing history
These charts use the selected public filing for each year and keep unreported values blank.
2022
$3,066
2023
$2,535
2024
$2,550
2022
$132
2023
$148
2024
$85
2022
122
2023
153
2024
173
| Year | ACK_ID | Active participants | Employer contributions / active |
|---|---|---|---|
| 2024 | 20250925152325NAL0010673667001 | 173 | $2,550 |
| 2023 | 20241025120128NAL0000087251001 | 153 | $2,535 |
| 2022 | 20241024104718NAL0000883249001 | 122 | $3,066 |
Public filing identifier
The EIN and plan number are public filing identifiers. PlanScore does not expose unrelated personal data.