Fullstack Labs LLC
Plan context: Fullstack Labs 401(K) Plan
EIN 46-4052018 • San Antonio, TX • 9 filings • 1 plans
Current Snapshot
Latest Year
2025
2025 Participants
70
2025 Assets
$3,899,445
2025 Contributions
$675,392
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 | 70 | $3,899,445 | $675,392 | $9,648iApproximate average salary by contribution assumption: employee only about $241,211 at 4% or $160,808 at 6%; with 50% employer match about $160,808 at 4% or $107,205 at 6%; with 100% employer match about $120,606 at 4% or $80,404 at 6%. |
| Fullstack Labs 401(K) Plan | - | 70 | $3,899,445 | $675,392 | $9,648iApproximate average salary by contribution assumption: employee only about $241,211 at 4% or $160,808 at 6%; with 50% employer match about $160,808 at 4% or $107,205 at 6%; with 100% employer match about $120,606 at 4% or $80,404 at 6%. |
| 2024 | 1 | 68 | $3,506,712 | $672,487 | $9,890iApproximate average salary by contribution assumption: employee only about $247,238 at 4% or $164,825 at 6%; with 50% employer match about $164,825 at 4% or $109,883 at 6%; with 100% employer match about $123,619 at 4% or $82,413 at 6%. |
| Fullstack Labs 401(K) Plan | - | 68 | $3,506,712 | $672,487 | $9,890iApproximate average salary by contribution assumption: employee only about $247,238 at 4% or $164,825 at 6%; with 50% employer match about $164,825 at 4% or $109,883 at 6%; with 100% employer match about $123,619 at 4% or $82,413 at 6%. |
| 2023 | 1 | 59 | $2,649,214 | $997,697 | $16,910iApproximate average salary by contribution assumption: employee only about $422,753 at 4% or $281,835 at 6%; with 50% employer match about $281,835 at 4% or $187,890 at 6%; with 100% employer match about $211,376 at 4% or $140,918 at 6%. |
| Fullstack Labs 401(K) Plan | - | 59 | $2,649,214 | $997,697 | $16,910iApproximate average salary by contribution assumption: employee only about $422,753 at 4% or $281,835 at 6%; with 50% employer match about $281,835 at 4% or $187,890 at 6%; with 100% employer match about $211,376 at 4% or $140,918 at 6%. |
| 2022 | 1 | 43 | $1,500,487 | $496,219 | $11,540iApproximate average salary by contribution assumption: employee only about $288,499 at 4% or $192,333 at 6%; with 50% employer match about $192,333 at 4% or $128,222 at 6%; with 100% employer match about $144,250 at 4% or $96,166 at 6%. |
| Fullstack Labs 401(K) Plan | - | 43 | $1,500,487 | $496,219 | $11,540iApproximate average salary by contribution assumption: employee only about $288,499 at 4% or $192,333 at 6%; with 50% employer match about $192,333 at 4% or $128,222 at 6%; with 100% employer match about $144,250 at 4% or $96,166 at 6%. |
| 2021 | 1 | 45 | $1,311,060 | $431,407 | $9,587iApproximate average salary by contribution assumption: employee only about $239,671 at 4% or $159,780 at 6%; with 50% employer match about $159,780 at 4% or $106,520 at 6%; with 100% employer match about $119,835 at 4% or $79,890 at 6%. |
| Fullstack Labs 401(K) Plan | - | 45 | $1,311,060 | $431,407 | $9,587iApproximate average salary by contribution assumption: employee only about $239,671 at 4% or $159,780 at 6%; with 50% employer match about $159,780 at 4% or $106,520 at 6%; with 100% employer match about $119,835 at 4% or $79,890 at 6%. |
| 2020 | 1 | 35 | $911,878 | $334,944 | $9,570iApproximate average salary by contribution assumption: employee only about $239,246 at 4% or $159,497 at 6%; with 50% employer match about $159,497 at 4% or $106,331 at 6%; with 100% employer match about $119,623 at 4% or $79,749 at 6%. |
| Fullstack Labs 401(K) Plan | - | 35 | $911,878 | $334,944 | $9,570iApproximate average salary by contribution assumption: employee only about $239,246 at 4% or $159,497 at 6%; with 50% employer match about $159,497 at 4% or $106,331 at 6%; with 100% employer match about $119,623 at 4% or $79,749 at 6%. |
| 2019 | 1 | 22 | $631,169 | $226,658 | $10,303iApproximate average salary by contribution assumption: employee only about $257,566 at 4% or $171,711 at 6%; with 50% employer match about $171,711 at 4% or $114,474 at 6%; with 100% employer match about $128,783 at 4% or $85,855 at 6%. |
| Fullstack Labs 401(K) Plan | - | 22 | $631,169 | $226,658 | $10,303iApproximate average salary by contribution assumption: employee only about $257,566 at 4% or $171,711 at 6%; with 50% employer match about $171,711 at 4% or $114,474 at 6%; with 100% employer match about $128,783 at 4% or $85,855 at 6%. |
| 2018 | 1 | 15 | $312,686 | $264,259 | $17,617iApproximate average salary by contribution assumption: employee only about $440,432 at 4% or $293,621 at 6%; with 50% employer match about $293,621 at 4% or $195,747 at 6%; with 100% employer match about $220,216 at 4% or $146,811 at 6%. |
| Fullstack Labs 401(K) Plan | - | 15 | $312,686 | $264,259 | $17,617iApproximate average salary by contribution assumption: employee only about $440,432 at 4% or $293,621 at 6%; with 50% employer match about $293,621 at 4% or $195,747 at 6%; with 100% employer match about $220,216 at 4% or $146,811 at 6%. |
| 2017 | 1 | 5 | $72,218 | $70,525 | $14,105iApproximate average salary by contribution assumption: employee only about $352,625 at 4% or $235,083 at 6%; with 50% employer match about $235,083 at 4% or $156,722 at 6%; with 100% employer match about $176,313 at 4% or $117,542 at 6%. |
| Fullstack Labs 401(K) Plan | - | 5 | $72,218 | $70,525 | $14,105iApproximate average salary by contribution assumption: employee only about $352,625 at 4% or $235,083 at 6%; with 50% employer match about $235,083 at 4% or $156,722 at 6%; with 100% employer match about $176,313 at 4% or $117,542 at 6%. |