C3 Real Estate Inc.
Plan context: C3 Real Estate Retirement Plan
EIN 81-5178463 • Cambridge, MA • 8 filings • 1 plans
Current Snapshot
Latest Year
2025
2025 Participants
4
2025 Assets
$1,449,653
2025 Contributions
$192,652
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 | 4 | $1,449,653 | $192,652 | $48,163iApproximate average salary by contribution assumption: employee only about $1,204,075 at 4% or $802,717 at 6%; with 50% employer match about $802,717 at 4% or $535,144 at 6%; with 100% employer match about $602,038 at 4% or $401,358 at 6%. |
| C3 Real Estate Retirement Plan | - | 4 | $1,449,653 | $192,652 | $48,163iApproximate average salary by contribution assumption: employee only about $1,204,075 at 4% or $802,717 at 6%; with 50% employer match about $802,717 at 4% or $535,144 at 6%; with 100% employer match about $602,038 at 4% or $401,358 at 6%. |
| 2024 | 1 | 4 | $1,102,870 | $184,542 | $46,136iApproximate average salary by contribution assumption: employee only about $1,153,388 at 4% or $768,925 at 6%; with 50% employer match about $768,925 at 4% or $512,617 at 6%; with 100% employer match about $576,694 at 4% or $384,463 at 6%. |
| C3 Real Estate Retirement Plan | - | 4 | $1,102,870 | $184,542 | $46,136iApproximate average salary by contribution assumption: employee only about $1,153,388 at 4% or $768,925 at 6%; with 50% employer match about $768,925 at 4% or $512,617 at 6%; with 100% employer match about $576,694 at 4% or $384,463 at 6%. |
| 2023 | 1 | 4 | $832,751 | $171,789 | $42,947iApproximate average salary by contribution assumption: employee only about $1,073,681 at 4% or $715,788 at 6%; with 50% employer match about $715,788 at 4% or $477,192 at 6%; with 100% employer match about $536,841 at 4% or $357,894 at 6%. |
| C3 Real Estate Retirement Plan | - | 4 | $832,751 | $171,789 | $42,947iApproximate average salary by contribution assumption: employee only about $1,073,681 at 4% or $715,788 at 6%; with 50% employer match about $715,788 at 4% or $477,192 at 6%; with 100% employer match about $536,841 at 4% or $357,894 at 6%. |
| 2022 | 1 | 4 | $570,614 | $139,394 | $34,849iApproximate average salary by contribution assumption: employee only about $871,213 at 4% or $580,808 at 6%; with 50% employer match about $580,808 at 4% or $387,206 at 6%; with 100% employer match about $435,606 at 4% or $290,404 at 6%. |
| C3 Real Estate Retirement Plan | - | 4 | $570,614 | $139,394 | $34,849iApproximate average salary by contribution assumption: employee only about $871,213 at 4% or $580,808 at 6%; with 50% employer match about $580,808 at 4% or $387,206 at 6%; with 100% employer match about $435,606 at 4% or $290,404 at 6%. |
| 2021 | 1 | 4 | $528,619 | $146,895 | $36,724iApproximate average salary by contribution assumption: employee only about $918,094 at 4% or $612,063 at 6%; with 50% employer match about $612,063 at 4% or $408,042 at 6%; with 100% employer match about $459,047 at 4% or $306,031 at 6%. |
| C3 Real Estate Retirement Plan | - | 4 | $528,619 | $146,895 | $36,724iApproximate average salary by contribution assumption: employee only about $918,094 at 4% or $612,063 at 6%; with 50% employer match about $612,063 at 4% or $408,042 at 6%; with 100% employer match about $459,047 at 4% or $306,031 at 6%. |
| 2020 | 1 | 5 | $339,715 | $148,368 | $29,674iApproximate average salary by contribution assumption: employee only about $741,840 at 4% or $494,560 at 6%; with 50% employer match about $494,560 at 4% or $329,707 at 6%; with 100% employer match about $370,920 at 4% or $247,280 at 6%. |
| C3 Real Estate Retirement Plan | - | 5 | $339,715 | $148,368 | $29,674iApproximate average salary by contribution assumption: employee only about $741,840 at 4% or $494,560 at 6%; with 50% employer match about $494,560 at 4% or $329,707 at 6%; with 100% employer match about $370,920 at 4% or $247,280 at 6%. |
| 2019 | 1 | 4 | $165,081 | $86,534 | $21,634iApproximate average salary by contribution assumption: employee only about $540,838 at 4% or $360,558 at 6%; with 50% employer match about $360,558 at 4% or $240,372 at 6%; with 100% employer match about $270,419 at 4% or $180,279 at 6%. |
| C3 Real Estate Retirement Plan | - | 4 | $165,081 | $86,534 | $21,634iApproximate average salary by contribution assumption: employee only about $540,838 at 4% or $360,558 at 6%; with 50% employer match about $360,558 at 4% or $240,372 at 6%; with 100% employer match about $270,419 at 4% or $180,279 at 6%. |
| 2018 | 1 | 4 | $63,625 | $64,493 | $16,123iApproximate average salary by contribution assumption: employee only about $403,081 at 4% or $268,721 at 6%; with 50% employer match about $268,721 at 4% or $179,147 at 6%; with 100% employer match about $201,541 at 4% or $134,360 at 6%. |
| C3 Real Estate Retirement Plan | - | 4 | $63,625 | $64,493 | $16,123iApproximate average salary by contribution assumption: employee only about $403,081 at 4% or $268,721 at 6%; with 50% employer match about $268,721 at 4% or $179,147 at 6%; with 100% employer match about $201,541 at 4% or $134,360 at 6%. |