Interspec Design Inc.
Plan context: Interspec Design Inc. 401(K) Plan
EIN 54-1781276 • Vienna, VA • 21 filings • 2 plans
Current Snapshot
Latest Year
2025
2025 Participants
8
2025 Assets
$3,149,730
2025 Contributions
$200,625
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 | 8 | $3,149,730 | $200,625 | $25,078iApproximate average salary by contribution assumption: employee only about $626,953 at 4% or $417,969 at 6%; with 50% employer match about $417,969 at 4% or $278,646 at 6%; with 100% employer match about $313,477 at 4% or $208,984 at 6%. |
| Interspec Design Inc. 401(K) Plan | - | 8 | $3,149,730 | $200,625 | $25,078iApproximate average salary by contribution assumption: employee only about $626,953 at 4% or $417,969 at 6%; with 50% employer match about $417,969 at 4% or $278,646 at 6%; with 100% employer match about $313,477 at 4% or $208,984 at 6%. |
| 2024 | 1 | 8 | $2,735,803 | $182,385 | $22,798iApproximate average salary by contribution assumption: employee only about $569,953 at 4% or $379,969 at 6%; with 50% employer match about $379,969 at 4% or $253,313 at 6%; with 100% employer match about $284,977 at 4% or $189,984 at 6%. |
| Interspec Design Inc. 401(K) Plan | - | 8 | $2,735,803 | $182,385 | $22,798iApproximate average salary by contribution assumption: employee only about $569,953 at 4% or $379,969 at 6%; with 50% employer match about $379,969 at 4% or $253,313 at 6%; with 100% employer match about $284,977 at 4% or $189,984 at 6%. |
| 2023 | 1 | 9 | $2,319,639 | $140,388 | $15,599iApproximate average salary by contribution assumption: employee only about $389,967 at 4% or $259,978 at 6%; with 50% employer match about $259,978 at 4% or $173,319 at 6%; with 100% employer match about $194,983 at 4% or $129,989 at 6%. |
| Interspec Design Inc. 401(K) Plan | - | 9 | $2,319,639 | $140,388 | $15,599iApproximate average salary by contribution assumption: employee only about $389,967 at 4% or $259,978 at 6%; with 50% employer match about $259,978 at 4% or $173,319 at 6%; with 100% employer match about $194,983 at 4% or $129,989 at 6%. |
| 2022 | 1 | 9 | $1,934,516 | $128,325 | $14,258iApproximate average salary by contribution assumption: employee only about $356,458 at 4% or $237,639 at 6%; with 50% employer match about $237,639 at 4% or $158,426 at 6%; with 100% employer match about $178,229 at 4% or $118,819 at 6%. |
| Interspec Design Inc. 401(K) Plan | - | 9 | $1,934,516 | $128,325 | $14,258iApproximate average salary by contribution assumption: employee only about $356,458 at 4% or $237,639 at 6%; with 50% employer match about $237,639 at 4% or $158,426 at 6%; with 100% employer match about $178,229 at 4% or $118,819 at 6%. |
| 2021 | 1 | 10 | $2,150,368 | $111,599 | $11,160iApproximate average salary by contribution assumption: employee only about $278,998 at 4% or $185,998 at 6%; with 50% employer match about $185,998 at 4% or $123,999 at 6%; with 100% employer match about $139,499 at 4% or $92,999 at 6%. |
| Interspec Design Inc. 401(K) Plan | - | 10 | $2,150,368 | $111,599 | $11,160iApproximate average salary by contribution assumption: employee only about $278,998 at 4% or $185,998 at 6%; with 50% employer match about $185,998 at 4% or $123,999 at 6%; with 100% employer match about $139,499 at 4% or $92,999 at 6%. |
| 2020 | 1 | 11 | $2,114,845 | $83,564 | $7,597iApproximate average salary by contribution assumption: employee only about $189,918 at 4% or $126,612 at 6%; with 50% employer match about $126,612 at 4% or $84,408 at 6%; with 100% employer match about $94,959 at 4% or $63,306 at 6%. |
| Interspec Design Inc. 401(K) Plan | - | 11 | $2,114,845 | $83,564 | $7,597iApproximate average salary by contribution assumption: employee only about $189,918 at 4% or $126,612 at 6%; with 50% employer match about $126,612 at 4% or $84,408 at 6%; with 100% employer match about $94,959 at 4% or $63,306 at 6%. |
| 2019 | 1 | 10 | $2,045,035 | $137,750 | $13,775iApproximate average salary by contribution assumption: employee only about $344,375 at 4% or $229,583 at 6%; with 50% employer match about $229,583 at 4% or $153,056 at 6%; with 100% employer match about $172,188 at 4% or $114,792 at 6%. |
| Interspec Design Inc. 401(K) Plan | - | 10 | $2,045,035 | $137,750 | $13,775iApproximate average salary by contribution assumption: employee only about $344,375 at 4% or $229,583 at 6%; with 50% employer match about $229,583 at 4% or $153,056 at 6%; with 100% employer match about $172,188 at 4% or $114,792 at 6%. |
| 2018 | 1 | 11 | $1,580,672 | $236,670 | $21,515iApproximate average salary by contribution assumption: employee only about $537,886 at 4% or $358,591 at 6%; with 50% employer match about $358,591 at 4% or $239,061 at 6%; with 100% employer match about $268,943 at 4% or $179,295 at 6%. |
| Interspec Design Inc. 401(K) Plan | - | 11 | $1,580,672 | $236,670 | $21,515iApproximate average salary by contribution assumption: employee only about $537,886 at 4% or $358,591 at 6%; with 50% employer match about $358,591 at 4% or $239,061 at 6%; with 100% employer match about $268,943 at 4% or $179,295 at 6%. |
| 2017 | 1 | 11 | $1,476,068 | $156,583 | $14,235iApproximate average salary by contribution assumption: employee only about $355,870 at 4% or $237,247 at 6%; with 50% employer match about $237,247 at 4% or $158,165 at 6%; with 100% employer match about $177,935 at 4% or $118,623 at 6%. |
| Interspec Design Inc. 401(K) Plan | - | 11 | $1,476,068 | $156,583 | $14,235iApproximate average salary by contribution assumption: employee only about $355,870 at 4% or $237,247 at 6%; with 50% employer match about $237,247 at 4% or $158,165 at 6%; with 100% employer match about $177,935 at 4% or $118,623 at 6%. |
| 2016 | 1 | 8 | $1,144,070 | $121,369 | $15,171iApproximate average salary by contribution assumption: employee only about $379,278 at 4% or $252,852 at 6%; with 50% employer match about $252,852 at 4% or $168,568 at 6%; with 100% employer match about $189,639 at 4% or $126,426 at 6%. |
| Interspec Design Inc. 401(K) Plan | - | 8 | $1,144,070 | $121,369 | $15,171iApproximate average salary by contribution assumption: employee only about $379,278 at 4% or $252,852 at 6%; with 50% employer match about $252,852 at 4% or $168,568 at 6%; with 100% employer match about $189,639 at 4% or $126,426 at 6%. |
| 2015 | 1 | 7 | $947,809 | $234,815 | $33,545iApproximate average salary by contribution assumption: employee only about $838,625 at 4% or $559,083 at 6%; with 50% employer match about $559,083 at 4% or $372,722 at 6%; with 100% employer match about $419,313 at 4% or $279,542 at 6%. |
| Interspec Design Inc. 401(K) Plan | - | 7 | $947,809 | $234,815 | $33,545iApproximate average salary by contribution assumption: employee only about $838,625 at 4% or $559,083 at 6%; with 50% employer match about $559,083 at 4% or $372,722 at 6%; with 100% employer match about $419,313 at 4% or $279,542 at 6%. |
| 2014 | 1 | 3 | $749,132 | $27,488 | $9,163iApproximate average salary by contribution assumption: employee only about $229,067 at 4% or $152,711 at 6%; with 50% employer match about $152,711 at 4% or $101,807 at 6%; with 100% employer match about $114,533 at 4% or $76,356 at 6%. |
| Interspec Design Inc. 401(K) Plan | - | 3 | $749,132 | $27,488 | $9,163iApproximate average salary by contribution assumption: employee only about $229,067 at 4% or $152,711 at 6%; with 50% employer match about $152,711 at 4% or $101,807 at 6%; with 100% employer match about $114,533 at 4% or $76,356 at 6%. |
| 2013 | 1 | 4 | $747,928 | $19,364 | $4,841iApproximate average salary by contribution assumption: employee only about $121,025 at 4% or $80,683 at 6%; with 50% employer match about $80,683 at 4% or $53,789 at 6%; with 100% employer match about $60,513 at 4% or $40,342 at 6%. |
| Interspec Design Inc. 401(K) Plan | - | 4 | $747,928 | $19,364 | $4,841iApproximate average salary by contribution assumption: employee only about $121,025 at 4% or $80,683 at 6%; with 50% employer match about $80,683 at 4% or $53,789 at 6%; with 100% employer match about $60,513 at 4% or $40,342 at 6%. |
| 2012 | 1 | 10 | $649,774 | $36,831 | $3,683iApproximate average salary by contribution assumption: employee only about $92,078 at 4% or $61,385 at 6%; with 50% employer match about $61,385 at 4% or $40,923 at 6%; with 100% employer match about $46,039 at 4% or $30,693 at 6%. |
| Interspec Design Inc. 401(K) Plan | - | 10 | $649,774 | $36,831 | $3,683iApproximate average salary by contribution assumption: employee only about $92,078 at 4% or $61,385 at 6%; with 50% employer match about $61,385 at 4% or $40,923 at 6%; with 100% employer match about $46,039 at 4% or $30,693 at 6%. |
| 2011 | 1 | 12 | $698,300 | $38,499 | $3,208iApproximate average salary by contribution assumption: employee only about $80,206 at 4% or $53,471 at 6%; with 50% employer match about $53,471 at 4% or $35,647 at 6%; with 100% employer match about $40,103 at 4% or $26,735 at 6%. |
| Interspec Design Inc. 401(K) Plan | - | 12 | $698,300 | $38,499 | $3,208iApproximate average salary by contribution assumption: employee only about $80,206 at 4% or $53,471 at 6%; with 50% employer match about $53,471 at 4% or $35,647 at 6%; with 100% employer match about $40,103 at 4% or $26,735 at 6%. |
| 2010 | 1 | 12 | $829,428 | $146,497 | $12,208iApproximate average salary by contribution assumption: employee only about $305,202 at 4% or $203,468 at 6%; with 50% employer match about $203,468 at 4% or $135,645 at 6%; with 100% employer match about $152,601 at 4% or $101,734 at 6%. |
| Interspec Design Inc. 401(K) Plan | - | 12 | $829,428 | $146,497 | $12,208iApproximate average salary by contribution assumption: employee only about $305,202 at 4% or $203,468 at 6%; with 50% employer match about $203,468 at 4% or $135,645 at 6%; with 100% employer match about $152,601 at 4% or $101,734 at 6%. |
| 2009 | 1 | 12 | $632,941 | $112,985 | $9,415iApproximate average salary by contribution assumption: employee only about $235,385 at 4% or $156,924 at 6%; with 50% employer match about $156,924 at 4% or $104,616 at 6%; with 100% employer match about $117,693 at 4% or $78,462 at 6%. |
| Interspec Design Inc. 401(K) Plan | - | 12 | $632,941 | $112,985 | $9,415iApproximate average salary by contribution assumption: employee only about $235,385 at 4% or $156,924 at 6%; with 50% employer match about $156,924 at 4% or $104,616 at 6%; with 100% employer match about $117,693 at 4% or $78,462 at 6%. |
| 2008 | 1 | 8 | $392,258 | $160,197 | $20,025iApproximate average salary by contribution assumption: employee only about $500,616 at 4% or $333,744 at 6%; with 50% employer match about $333,744 at 4% or $222,496 at 6%; with 100% employer match about $250,308 at 4% or $166,872 at 6%. |
| Interspec Design Inc. 401(K) Plan | - | 8 | $392,258 | $160,197 | $20,025iApproximate average salary by contribution assumption: employee only about $500,616 at 4% or $333,744 at 6%; with 50% employer match about $333,744 at 4% or $222,496 at 6%; with 100% employer match about $250,308 at 4% or $166,872 at 6%. |
| 2007 | 1 | 12 | $0 | $0 | - |
| Interspec Design Inc. 401(K) Plan | - | 12 | - | - | - |
| 2006 | 1 | 11 | $306,432 | $237,127 | $21,557iApproximate average salary by contribution assumption: employee only about $538,925 at 4% or $359,283 at 6%; with 50% employer match about $359,283 at 4% or $239,522 at 6%; with 100% employer match about $269,463 at 4% or $179,642 at 6%. |
| Interspec Design Inc. 401(K) Plan | - | 11 | $306,432 | $237,127 | $21,557iApproximate average salary by contribution assumption: employee only about $538,925 at 4% or $359,283 at 6%; with 50% employer match about $359,283 at 4% or $239,522 at 6%; with 100% employer match about $269,463 at 4% or $179,642 at 6%. |
| 2005 | 1 | 13 | $50,196 | $50,196 | $3,861iApproximate average salary by contribution assumption: employee only about $96,531 at 4% or $64,354 at 6%; with 50% employer match about $64,354 at 4% or $42,903 at 6%; with 100% employer match about $48,265 at 4% or $32,177 at 6%. |
| Interspec Design Inc. 401(K) Plan | - | 13 | $50,196 | $50,196 | $3,861iApproximate average salary by contribution assumption: employee only about $96,531 at 4% or $64,354 at 6%; with 50% employer match about $64,354 at 4% or $42,903 at 6%; with 100% employer match about $48,265 at 4% or $32,177 at 6%. |