Civic Intelligence

INTERIOR SYSTEMS, INC. DBA ISI PROFESSIONAL SERVICES

Plan context: Interior Systems Inc. 401(K) Plan

EIN 52-1748961 • Fairfax, VA • 26 filings • 8 plans

8280 Willow Oaks Corporate Dr.Suite 150Fairfax, VA 22031
Current Snapshot

Latest Year

2024

2024 Participants

84

2024 Assets

$4,751,050

2024 Contributions

$1,065,560

Historical Graphs

Total Assets Over Time

Aggregate end-of-year assets by filing year, excluding zero-asset years

$4,779,530$2,389,765$0199920112024YearValue
$4,751,050Latest year 2024

Participants Over Time

Largest reported end-of-year plan headcount by filing year, used to avoid double-counting participants across overlapping plans

2031020199920112024YearValue
84Latest year 2024

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 / FilingFilingsParticipantsAssetsContributionsContrib./Participant
2024184$4,751,050$1,065,560$12,685iApproximate average salary by contribution assumption: employee only about $317,131 at 4% or $211,421 at 6%; with 50% employer match about $211,421 at 4% or $140,947 at 6%; with 100% employer match about $158,565 at 4% or $105,710 at 6%.
Interior Systems Inc. 401(K) Plan-84$4,751,050$1,065,560$12,685iApproximate average salary by contribution assumption: employee only about $317,131 at 4% or $211,421 at 6%; with 50% employer match about $211,421 at 4% or $140,947 at 6%; with 100% employer match about $158,565 at 4% or $105,710 at 6%.
2023267$4,779,530$2,067,199$30,854iApproximate average salary by contribution assumption: employee only about $771,343 at 4% or $514,229 at 6%; with 50% employer match about $514,229 at 4% or $342,819 at 6%; with 100% employer match about $385,671 at 4% or $257,114 at 6%.
Interior Systems Inc. 401(K) Plan-66$4,779,530$2,067,199$31,321iApproximate average salary by contribution assumption: employee only about $783,030 at 4% or $522,020 at 6%; with 50% employer match about $522,020 at 4% or $348,013 at 6%; with 100% employer match about $391,515 at 4% or $261,010 at 6%.
INTERIOR SYSTEMS, INC.-67---
20222155$3,465,172$1,354,778$8,741iApproximate average salary by contribution assumption: employee only about $218,513 at 4% or $145,675 at 6%; with 50% employer match about $145,675 at 4% or $97,117 at 6%; with 100% employer match about $109,256 at 4% or $72,838 at 6%.
Interior Systems Inc. 401(K) Plan-155$3,465,172$1,354,778$8,741iApproximate average salary by contribution assumption: employee only about $218,513 at 4% or $145,675 at 6%; with 50% employer match about $145,675 at 4% or $97,117 at 6%; with 100% employer match about $109,256 at 4% or $72,838 at 6%.
INTERIOR SYSTEMS, INC.-155---
20212124$3,347,664$999,505$8,061iApproximate average salary by contribution assumption: employee only about $201,513 at 4% or $134,342 at 6%; with 50% employer match about $134,342 at 4% or $89,561 at 6%; with 100% employer match about $100,757 at 4% or $67,171 at 6%.
Interior Systems Inc. 401(K) Plan-124$3,347,664$999,505$8,061iApproximate average salary by contribution assumption: employee only about $201,513 at 4% or $134,342 at 6%; with 50% employer match about $134,342 at 4% or $89,561 at 6%; with 100% employer match about $100,757 at 4% or $67,171 at 6%.
INTERIOR SYSTEMS, INC.-122---
20201133$2,249,087$942,365$7,085iApproximate average salary by contribution assumption: employee only about $177,136 at 4% or $118,091 at 6%; with 50% employer match about $118,091 at 4% or $78,727 at 6%; with 100% employer match about $88,568 at 4% or $59,045 at 6%.
Interior Systems Inc. 401(K) Plan-133$2,249,087$942,365$7,085iApproximate average salary by contribution assumption: employee only about $177,136 at 4% or $118,091 at 6%; with 50% employer match about $118,091 at 4% or $78,727 at 6%; with 100% employer match about $88,568 at 4% or $59,045 at 6%.
2019185$1,726,736$134,320$1,580iApproximate average salary by contribution assumption: employee only about $39,506 at 4% or $26,337 at 6%; with 50% employer match about $26,337 at 4% or $17,558 at 6%; with 100% employer match about $19,753 at 4% or $13,169 at 6%.
Interior Systems Inc. 401(K) Plan-85$1,726,736$134,320$1,580iApproximate average salary by contribution assumption: employee only about $39,506 at 4% or $26,337 at 6%; with 50% employer match about $26,337 at 4% or $17,558 at 6%; with 100% employer match about $19,753 at 4% or $13,169 at 6%.
201610$0$0-
Interior Systems Inc. Employees Savings Trust-0$0$0-
2015139$996,208$75,164$1,927iApproximate average salary by contribution assumption: employee only about $48,182 at 4% or $32,121 at 6%; with 50% employer match about $32,121 at 4% or $21,414 at 6%; with 100% employer match about $24,091 at 4% or $16,061 at 6%.
Interior Systems Inc. Employees Savings Trust-39$996,208$75,164$1,927iApproximate average salary by contribution assumption: employee only about $48,182 at 4% or $32,121 at 6%; with 50% employer match about $32,121 at 4% or $21,414 at 6%; with 100% employer match about $24,091 at 4% or $16,061 at 6%.
2014117$1,134,233$67,091$3,947iApproximate average salary by contribution assumption: employee only about $98,663 at 4% or $65,775 at 6%; with 50% employer match about $65,775 at 4% or $43,850 at 6%; with 100% employer match about $49,332 at 4% or $32,888 at 6%.
Interior Systems Inc. Employees Savings Trust-17$1,134,233$67,091$3,947iApproximate average salary by contribution assumption: employee only about $98,663 at 4% or $65,775 at 6%; with 50% employer match about $65,775 at 4% or $43,850 at 6%; with 100% employer match about $49,332 at 4% or $32,888 at 6%.
2013118$1,234,678$94,484$5,249iApproximate average salary by contribution assumption: employee only about $131,228 at 4% or $87,485 at 6%; with 50% employer match about $87,485 at 4% or $58,323 at 6%; with 100% employer match about $65,614 at 4% or $43,743 at 6%.
Interior Systems Inc. Employees Savings Trust-18$1,234,678$94,484$5,249iApproximate average salary by contribution assumption: employee only about $131,228 at 4% or $87,485 at 6%; with 50% employer match about $87,485 at 4% or $58,323 at 6%; with 100% employer match about $65,614 at 4% or $43,743 at 6%.
2012120$1,133,383$90,286$4,514iApproximate average salary by contribution assumption: employee only about $112,858 at 4% or $75,238 at 6%; with 50% employer match about $75,238 at 4% or $50,159 at 6%; with 100% employer match about $56,429 at 4% or $37,619 at 6%.
Interior Systems Inc. Employees Savings Trust-20$1,133,383$90,286$4,514iApproximate average salary by contribution assumption: employee only about $112,858 at 4% or $75,238 at 6%; with 50% employer match about $75,238 at 4% or $50,159 at 6%; with 100% employer match about $56,429 at 4% or $37,619 at 6%.
2011122$956,278$121,330$5,515iApproximate average salary by contribution assumption: employee only about $137,875 at 4% or $91,917 at 6%; with 50% employer match about $91,917 at 4% or $61,278 at 6%; with 100% employer match about $68,938 at 4% or $45,958 at 6%.
Interior Systems Inc. Employees Savings Trust-22$956,278$121,330$5,515iApproximate average salary by contribution assumption: employee only about $137,875 at 4% or $91,917 at 6%; with 50% employer match about $91,917 at 4% or $61,278 at 6%; with 100% employer match about $68,938 at 4% or $45,958 at 6%.
2010122$1,123,771$106,004$4,818iApproximate average salary by contribution assumption: employee only about $120,459 at 4% or $80,306 at 6%; with 50% employer match about $80,306 at 4% or $53,537 at 6%; with 100% employer match about $60,230 at 4% or $40,153 at 6%.
Interior Systems Inc. Employees Savings Trust-22$1,123,771$106,004$4,818iApproximate average salary by contribution assumption: employee only about $120,459 at 4% or $80,306 at 6%; with 50% employer match about $80,306 at 4% or $53,537 at 6%; with 100% employer match about $60,230 at 4% or $40,153 at 6%.
2009136$1,018,918$91,440$2,540iApproximate average salary by contribution assumption: employee only about $63,500 at 4% or $42,333 at 6%; with 50% employer match about $42,333 at 4% or $28,222 at 6%; with 100% employer match about $31,750 at 4% or $21,167 at 6%.
Interior Systems Inc. Employees Savings Trust-36$1,018,918$91,440$2,540iApproximate average salary by contribution assumption: employee only about $63,500 at 4% or $42,333 at 6%; with 50% employer match about $42,333 at 4% or $28,222 at 6%; with 100% employer match about $31,750 at 4% or $21,167 at 6%.
2008132$849,622$80,893$2,528iApproximate average salary by contribution assumption: employee only about $63,198 at 4% or $42,132 at 6%; with 50% employer match about $42,132 at 4% or $28,088 at 6%; with 100% employer match about $31,599 at 4% or $21,066 at 6%.
Interior Systems Inc. Employees Savings Trust-32$849,622$80,893$2,528iApproximate average salary by contribution assumption: employee only about $63,198 at 4% or $42,132 at 6%; with 50% employer match about $42,132 at 4% or $28,088 at 6%; with 100% employer match about $31,599 at 4% or $21,066 at 6%.
2007148$1,290,032$134,141$2,795iApproximate average salary by contribution assumption: employee only about $69,865 at 4% or $46,577 at 6%; with 50% employer match about $46,577 at 4% or $31,051 at 6%; with 100% employer match about $34,933 at 4% or $23,288 at 6%.
Interior Systems Inc. Employees Savings Trust-48$1,290,032$134,141$2,795iApproximate average salary by contribution assumption: employee only about $69,865 at 4% or $46,577 at 6%; with 50% employer match about $46,577 at 4% or $31,051 at 6%; with 100% employer match about $34,933 at 4% or $23,288 at 6%.
2006170$0$0-
Interior Systems Inc. Employees Savings Trust-70---
2005170$1,237,573$215,295$3,076iApproximate average salary by contribution assumption: employee only about $76,891 at 4% or $51,261 at 6%; with 50% employer match about $51,261 at 4% or $34,174 at 6%; with 100% employer match about $38,446 at 4% or $25,630 at 6%.
Interior Systems Inc. Employees Savings Trust-70$1,237,573$215,295$3,076iApproximate average salary by contribution assumption: employee only about $76,891 at 4% or $51,261 at 6%; with 50% employer match about $51,261 at 4% or $34,174 at 6%; with 100% employer match about $38,446 at 4% or $25,630 at 6%.
2004179$1,014,130$371,693$4,705iApproximate average salary by contribution assumption: employee only about $117,624 at 4% or $78,416 at 6%; with 50% employer match about $78,416 at 4% or $52,277 at 6%; with 100% employer match about $58,812 at 4% or $39,208 at 6%.
Interior Systems Inc. Employees Savings Trust-79$1,014,130$371,693$4,705iApproximate average salary by contribution assumption: employee only about $117,624 at 4% or $78,416 at 6%; with 50% employer match about $78,416 at 4% or $52,277 at 6%; with 100% employer match about $58,812 at 4% or $39,208 at 6%.
2003188$629,249$236,618$2,689iApproximate average salary by contribution assumption: employee only about $67,221 at 4% or $44,814 at 6%; with 50% employer match about $44,814 at 4% or $29,876 at 6%; with 100% employer match about $33,611 at 4% or $22,407 at 6%.
Interior Systems Inc. Employees Savings Trust-88$629,249$236,618$2,689iApproximate average salary by contribution assumption: employee only about $67,221 at 4% or $44,814 at 6%; with 50% employer match about $44,814 at 4% or $29,876 at 6%; with 100% employer match about $33,611 at 4% or $22,407 at 6%.
20011203$338,663$169,261$834iApproximate average salary by contribution assumption: employee only about $20,845 at 4% or $13,897 at 6%; with 50% employer match about $13,897 at 4% or $9,264 at 6%; with 100% employer match about $10,422 at 4% or $6,948 at 6%.
Interior Systems Inc. Employees Savings Trust-203$338,663$169,261$834iApproximate average salary by contribution assumption: employee only about $20,845 at 4% or $13,897 at 6%; with 50% employer match about $13,897 at 4% or $9,264 at 6%; with 100% employer match about $10,422 at 4% or $6,948 at 6%.
20001150$274,255$92,677$618iApproximate average salary by contribution assumption: employee only about $15,446 at 4% or $10,297 at 6%; with 50% employer match about $10,297 at 4% or $6,865 at 6%; with 100% employer match about $7,723 at 4% or $5,149 at 6%.
Interior Systems Inc. Employees Savings Trust-150$274,255$92,677$618iApproximate average salary by contribution assumption: employee only about $15,446 at 4% or $10,297 at 6%; with 50% employer match about $10,297 at 4% or $6,865 at 6%; with 100% employer match about $7,723 at 4% or $5,149 at 6%.
19991188$219,138$155,532$827iApproximate average salary by contribution assumption: employee only about $20,682 at 4% or $13,788 at 6%; with 50% employer match about $13,788 at 4% or $9,192 at 6%; with 100% employer match about $10,341 at 4% or $6,894 at 6%.
Interior Systems Inc. Employees Savings Trust-188$219,138$155,532$827iApproximate average salary by contribution assumption: employee only about $20,682 at 4% or $13,788 at 6%; with 50% employer match about $13,788 at 4% or $9,192 at 6%; with 100% employer match about $10,341 at 4% or $6,894 at 6%.