Mainstream Heating & Air Inc.
Plan context: Mainstream Heating & Air Inc. 401K Plan
EIN 77-0542713 • Moorpark, CA • 7 filings • 1 plans
Current Snapshot
Latest Year
2025
2025 Participants
3
2025 Assets
$361,656
2025 Contributions
$47,553
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 | 3 | $361,656 | $47,553 | $15,851iApproximate average salary by contribution assumption: employee only about $396,275 at 4% or $264,183 at 6%; with 50% employer match about $264,183 at 4% or $176,122 at 6%; with 100% employer match about $198,138 at 4% or $132,092 at 6%. |
| Mainstream Heating & Air Inc. 401K Plan | - | 3 | $361,656 | $47,553 | $15,851iApproximate average salary by contribution assumption: employee only about $396,275 at 4% or $264,183 at 6%; with 50% employer match about $264,183 at 4% or $176,122 at 6%; with 100% employer match about $198,138 at 4% or $132,092 at 6%. |
| 2024 | 1 | 3 | $278,539 | $45,583 | $15,194iApproximate average salary by contribution assumption: employee only about $379,858 at 4% or $253,239 at 6%; with 50% employer match about $253,239 at 4% or $168,826 at 6%; with 100% employer match about $189,929 at 4% or $126,619 at 6%. |
| Mainstream Heating & Air Inc. 401K Plan | - | 3 | $278,539 | $45,583 | $15,194iApproximate average salary by contribution assumption: employee only about $379,858 at 4% or $253,239 at 6%; with 50% employer match about $253,239 at 4% or $168,826 at 6%; with 100% employer match about $189,929 at 4% or $126,619 at 6%. |
| 2023 | 1 | 3 | $213,182 | $38,077 | $12,692iApproximate average salary by contribution assumption: employee only about $317,308 at 4% or $211,539 at 6%; with 50% employer match about $211,539 at 4% or $141,026 at 6%; with 100% employer match about $158,654 at 4% or $105,769 at 6%. |
| Mainstream Heating & Air Inc. 401K Plan | - | 3 | $213,182 | $38,077 | $12,692iApproximate average salary by contribution assumption: employee only about $317,308 at 4% or $211,539 at 6%; with 50% employer match about $211,539 at 4% or $141,026 at 6%; with 100% employer match about $158,654 at 4% or $105,769 at 6%. |
| 2022 | 1 | 3 | $152,906 | $43,163 | $14,388iApproximate average salary by contribution assumption: employee only about $359,692 at 4% or $239,794 at 6%; with 50% employer match about $239,794 at 4% or $159,863 at 6%; with 100% employer match about $179,846 at 4% or $119,897 at 6%. |
| Mainstream Heating & Air Inc. 401K Plan | - | 3 | $152,906 | $43,163 | $14,388iApproximate average salary by contribution assumption: employee only about $359,692 at 4% or $239,794 at 6%; with 50% employer match about $239,794 at 4% or $159,863 at 6%; with 100% employer match about $179,846 at 4% or $119,897 at 6%. |
| 2021 | 1 | 3 | $135,689 | $41,993 | $13,998iApproximate average salary by contribution assumption: employee only about $349,942 at 4% or $233,294 at 6%; with 50% employer match about $233,294 at 4% or $155,530 at 6%; with 100% employer match about $174,971 at 4% or $116,647 at 6%. |
| Mainstream Heating & Air Inc. 401K Plan | - | 3 | $135,689 | $41,993 | $13,998iApproximate average salary by contribution assumption: employee only about $349,942 at 4% or $233,294 at 6%; with 50% employer match about $233,294 at 4% or $155,530 at 6%; with 100% employer match about $174,971 at 4% or $116,647 at 6%. |
| 2020 | 1 | 3 | $84,127 | $42,848 | $14,283iApproximate average salary by contribution assumption: employee only about $357,067 at 4% or $238,044 at 6%; with 50% employer match about $238,044 at 4% or $158,696 at 6%; with 100% employer match about $178,533 at 4% or $119,022 at 6%. |
| Mainstream Heating & Air Inc. 401K Plan | - | 3 | $84,127 | $42,848 | $14,283iApproximate average salary by contribution assumption: employee only about $357,067 at 4% or $238,044 at 6%; with 50% employer match about $238,044 at 4% or $158,696 at 6%; with 100% employer match about $178,533 at 4% or $119,022 at 6%. |
| 2019 | 1 | 3 | $30,333 | $29,533 | $9,844iApproximate average salary by contribution assumption: employee only about $246,108 at 4% or $164,072 at 6%; with 50% employer match about $164,072 at 4% or $109,381 at 6%; with 100% employer match about $123,054 at 4% or $82,036 at 6%. |
| Mainstream Heating & Air Inc. 401K Plan | - | 3 | $30,333 | $29,533 | $9,844iApproximate average salary by contribution assumption: employee only about $246,108 at 4% or $164,072 at 6%; with 50% employer match about $164,072 at 4% or $109,381 at 6%; with 100% employer match about $123,054 at 4% or $82,036 at 6%. |