Civic Intelligence

Mid-Atlantic Infrastructure Systems, Inc.

Plan context: MID-Atlantic Infrastructure Systems Inc. 401(K) Profit Sharing Plan

EIN 56-2189097 • Winston-salem, NC • 46 filings • 7 plans

3600 Country Club Road Suite 201Winston-salem, NC 27104
Current Snapshot

Latest Year

2025

2025 Participants

89

2025 Assets

$9,871,421

2025 Contributions

$789,649

Historical Graphs

Total Assets Over Time

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

$9,871,421$4,935,711$0200520152025YearValue
$9,871,421Latest year 2025

Participants Over Time

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

158790200520152025YearValue
89Latest year 2025

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
2025189$9,871,421$789,649$8,872iApproximate average salary by contribution assumption: employee only about $221,812 at 4% or $147,874 at 6%; with 50% employer match about $147,874 at 4% or $98,583 at 6%; with 100% employer match about $110,906 at 4% or $73,937 at 6%.
MID-Atlantic Infrastructure Systems Inc. 401(K) Profit Sharing Plan-89$9,871,421$789,649$8,872iApproximate average salary by contribution assumption: employee only about $221,812 at 4% or $147,874 at 6%; with 50% employer match about $147,874 at 4% or $98,583 at 6%; with 100% employer match about $110,906 at 4% or $73,937 at 6%.
20242153$9,014,486$779,861$5,097iApproximate average salary by contribution assumption: employee only about $127,428 at 4% or $84,952 at 6%; with 50% employer match about $84,952 at 4% or $56,635 at 6%; with 100% employer match about $63,714 at 4% or $42,476 at 6%.
MID-Atlantic Infrastructure Systems Inc. 401(K) Profit Sharing Plan-94$9,014,486$779,861$8,296iApproximate average salary by contribution assumption: employee only about $207,410 at 4% or $138,273 at 6%; with 50% employer match about $138,273 at 4% or $92,182 at 6%; with 100% employer match about $103,705 at 4% or $69,137 at 6%.
MID-Atlantic Infrastructure Systems Inc. Health and Welfare Benefits Plan-153---
20232154$7,857,868$702,168$4,560iApproximate average salary by contribution assumption: employee only about $113,988 at 4% or $75,992 at 6%; with 50% employer match about $75,992 at 4% or $50,661 at 6%; with 100% employer match about $56,994 at 4% or $37,996 at 6%.
MID-Atlantic Infrastructure Systems Inc. 401(K) Profit Sharing Plan-125$7,857,868$702,168$5,617iApproximate average salary by contribution assumption: employee only about $140,434 at 4% or $93,622 at 6%; with 50% employer match about $93,622 at 4% or $62,415 at 6%; with 100% employer match about $70,217 at 4% or $46,811 at 6%.
MID-Atlantic Infrastructure Systems Inc. Health and Welfare Benefits Plan-154---
20222124$6,625,929$625,775$5,047iApproximate average salary by contribution assumption: employee only about $126,164 at 4% or $84,110 at 6%; with 50% employer match about $84,110 at 4% or $56,073 at 6%; with 100% employer match about $63,082 at 4% or $42,055 at 6%.
MID-Atlantic Infrastructure Systems Inc. 401(K) Profit Sharing Plan-124$6,625,929$625,775$5,047iApproximate average salary by contribution assumption: employee only about $126,164 at 4% or $84,110 at 6%; with 50% employer match about $84,110 at 4% or $56,073 at 6%; with 100% employer match about $63,082 at 4% or $42,055 at 6%.
MID-Atlantic Infrastructure Systems Inc. Health and Welfare Benefits Plan-122---
20212123$7,143,725$612,984$4,984iApproximate average salary by contribution assumption: employee only about $124,590 at 4% or $83,060 at 6%; with 50% employer match about $83,060 at 4% or $55,373 at 6%; with 100% employer match about $62,295 at 4% or $41,530 at 6%.
MID-Atlantic Infrastructure Systems Inc. 401(K) Profit Sharing Plan-120$7,143,725$612,984$5,108iApproximate average salary by contribution assumption: employee only about $127,705 at 4% or $85,137 at 6%; with 50% employer match about $85,137 at 4% or $56,758 at 6%; with 100% employer match about $63,853 at 4% or $42,568 at 6%.
MID-Atlantic Infrastructure Systems Inc. Health and Welfare Benefits Plan-123---
20202124$6,267,190$606,716$4,893iApproximate average salary by contribution assumption: employee only about $122,322 at 4% or $81,548 at 6%; with 50% employer match about $81,548 at 4% or $54,365 at 6%; with 100% employer match about $61,161 at 4% or $40,774 at 6%.
MID-Atlantic Infrastructure Systems Inc. 401(K) Profit Sharing Plan-124$6,267,190$606,716$4,893iApproximate average salary by contribution assumption: employee only about $122,322 at 4% or $81,548 at 6%; with 50% employer match about $81,548 at 4% or $54,365 at 6%; with 100% employer match about $61,161 at 4% or $40,774 at 6%.
MID-Atlantic Infrastructure Systems Inc. Health and Welfare Benefits Plan-118---
20192157$5,398,333$556,256$3,543iApproximate average salary by contribution assumption: employee only about $88,576 at 4% or $59,051 at 6%; with 50% employer match about $59,051 at 4% or $39,367 at 6%; with 100% employer match about $44,288 at 4% or $29,525 at 6%.
MID-Atlantic Infrastructure Systems Inc. 401(K) Profit Sharing Plan-127$5,398,333$556,256$4,380iApproximate average salary by contribution assumption: employee only about $109,499 at 4% or $72,999 at 6%; with 50% employer match about $72,999 at 4% or $48,666 at 6%; with 100% employer match about $54,750 at 4% or $36,500 at 6%.
MID-Atlantic Infrastructure Systems Inc. Health and Welfare Benefits Plan-157---
20182147$4,757,490$485,886$3,305iApproximate average salary by contribution assumption: employee only about $82,634 at 4% or $55,089 at 6%; with 50% employer match about $55,089 at 4% or $36,726 at 6%; with 100% employer match about $41,317 at 4% or $27,545 at 6%.
MID-Atlantic Infrastructure Systems Inc. 401(K) Profit Sharing Plan-124$4,757,490$485,886$3,918iApproximate average salary by contribution assumption: employee only about $97,961 at 4% or $65,307 at 6%; with 50% employer match about $65,307 at 4% or $43,538 at 6%; with 100% employer match about $48,980 at 4% or $32,654 at 6%.
MID-Atlantic Infrastructure Systems Inc. Health and Welfare Benefits Plan-147---
20172134$4,609,772$437,379$3,264iApproximate average salary by contribution assumption: employee only about $81,601 at 4% or $54,400 at 6%; with 50% employer match about $54,400 at 4% or $36,267 at 6%; with 100% employer match about $40,800 at 4% or $27,200 at 6%.
MID-Atlantic Infrastructure Systems Inc. 401(K) Profit Sharing Plan-124$4,609,772$437,379$3,527iApproximate average salary by contribution assumption: employee only about $88,181 at 4% or $58,788 at 6%; with 50% employer match about $58,788 at 4% or $39,192 at 6%; with 100% employer match about $44,091 at 4% or $29,394 at 6%.
MID-Atlantic Infrastructure Systems Inc. Health and Welfare Benefits Plan-134---
20166158$4,041,280$466,427$2,952iApproximate average salary by contribution assumption: employee only about $73,802 at 4% or $49,201 at 6%; with 50% employer match about $49,201 at 4% or $32,801 at 6%; with 100% employer match about $36,901 at 4% or $24,601 at 6%.
MID-Atlantic Infrastructure Systems Inc. 401(K) Profit Sharing Plan-121$4,041,280$466,427$3,855iApproximate average salary by contribution assumption: employee only about $96,369 at 4% or $64,246 at 6%; with 50% employer match about $64,246 at 4% or $42,831 at 6%; with 100% employer match about $48,185 at 4% or $32,123 at 6%.
MID-Atlantic Infrastructure Systems Medical and Life Plan-144---
MID-Atlantic Infrastructure Systems Dental Plan-158---
MID-Atlantic Infrastructure Systems Vision Plan-154---
MID-Atlantic Infrastructure Systems Disability Plan-153---
MID-Atlantic Infrastructure Systems Inc. Health and Welfare Benefits Plan-145---
20155127$3,763,434$468,298$3,687iApproximate average salary by contribution assumption: employee only about $92,185 at 4% or $61,456 at 6%; with 50% employer match about $61,456 at 4% or $40,971 at 6%; with 100% employer match about $46,092 at 4% or $30,728 at 6%.
MID-Atlantic Infrastructure Systems Inc. 401(K) Profit Sharing Plan-127$3,763,434$468,298$3,687iApproximate average salary by contribution assumption: employee only about $92,185 at 4% or $61,456 at 6%; with 50% employer match about $61,456 at 4% or $40,971 at 6%; with 100% employer match about $46,092 at 4% or $30,728 at 6%.
MID-Atlantic Infrastructure Systems Medical and Life Plan-0---
MID-Atlantic Infrastructure Systems Dental Plan-0---
MID-Atlantic Infrastructure Systems Disability Plan-0---
MID-Atlantic Infrastructure Systems Vision Plan-0---
20145153$4,052,662$379,441$2,480iApproximate average salary by contribution assumption: employee only about $62,000 at 4% or $41,333 at 6%; with 50% employer match about $41,333 at 4% or $27,556 at 6%; with 100% employer match about $31,000 at 4% or $20,667 at 6%.
MID-Atlantic Infrastructure Systems Inc. 401(K) Profit Sharing Plan-134$4,052,662$379,441$2,832iApproximate average salary by contribution assumption: employee only about $70,791 at 4% or $47,194 at 6%; with 50% employer match about $47,194 at 4% or $31,463 at 6%; with 100% employer match about $35,396 at 4% or $23,597 at 6%.
MID-Atlantic Infrastructure Systems Medical and Life Plan-144---
MID-Atlantic Infrastructure Systems Dental Plan-141---
MID-Atlantic Infrastructure Systems Vision Plan-153---
MID-Atlantic Infrastructure Systems Disability Plan-144---
20135146$3,736,202$421,018$2,884iApproximate average salary by contribution assumption: employee only about $72,092 at 4% or $48,061 at 6%; with 50% employer match about $48,061 at 4% or $32,041 at 6%; with 100% employer match about $36,046 at 4% or $24,031 at 6%.
MID-Atlantic Infrastructure Systems Inc. 401(K) Profit Sharing Plan-146$3,736,202$421,018$2,884iApproximate average salary by contribution assumption: employee only about $72,092 at 4% or $48,061 at 6%; with 50% employer match about $48,061 at 4% or $32,041 at 6%; with 100% employer match about $36,046 at 4% or $24,031 at 6%.
MID-Atlantic Infrastructure Systems Medical and Life Plan-136---
MID-Atlantic Infrastructure Systems Dental Plan-132---
MID-Atlantic Infrastructure Systems Vision Plan-132---
MID-Atlantic Infrastructure Systems Disability Plan-136---
20121138$3,206,419$353,682$2,563iApproximate average salary by contribution assumption: employee only about $64,073 at 4% or $42,715 at 6%; with 50% employer match about $42,715 at 4% or $28,477 at 6%; with 100% employer match about $32,036 at 4% or $21,358 at 6%.
MID-Atlantic Infrastructure Systems Inc. 401(K) Profit Sharing Plan-138$3,206,419$353,682$2,563iApproximate average salary by contribution assumption: employee only about $64,073 at 4% or $42,715 at 6%; with 50% employer match about $42,715 at 4% or $28,477 at 6%; with 100% employer match about $32,036 at 4% or $21,358 at 6%.
20111121$2,715,565$301,198$2,489iApproximate average salary by contribution assumption: employee only about $62,231 at 4% or $41,487 at 6%; with 50% employer match about $41,487 at 4% or $27,658 at 6%; with 100% employer match about $31,115 at 4% or $20,744 at 6%.
MID-Atlantic Infrastructure Systems Inc. 401(K) Profit Sharing Plan-121$2,715,565$301,198$2,489iApproximate average salary by contribution assumption: employee only about $62,231 at 4% or $41,487 at 6%; with 50% employer match about $41,487 at 4% or $27,658 at 6%; with 100% employer match about $31,115 at 4% or $20,744 at 6%.
20101103$2,889,552$251,900$2,446iApproximate average salary by contribution assumption: employee only about $61,141 at 4% or $40,761 at 6%; with 50% employer match about $40,761 at 4% or $27,174 at 6%; with 100% employer match about $30,570 at 4% or $20,380 at 6%.
MID-Atlantic Infrastructure Systems Inc. 401(K) Profit Sharing Plan-103$2,889,552$251,900$2,446iApproximate average salary by contribution assumption: employee only about $61,141 at 4% or $40,761 at 6%; with 50% employer match about $40,761 at 4% or $27,174 at 6%; with 100% employer match about $30,570 at 4% or $20,380 at 6%.
20091117$2,728,467$286,085$2,445iApproximate average salary by contribution assumption: employee only about $61,129 at 4% or $40,753 at 6%; with 50% employer match about $40,753 at 4% or $27,169 at 6%; with 100% employer match about $30,565 at 4% or $20,376 at 6%.
MID-Atlantic Infrastructure Systems Inc. 401(K) Profit Sharing Plan-117$2,728,467$286,085$2,445iApproximate average salary by contribution assumption: employee only about $61,129 at 4% or $40,753 at 6%; with 50% employer match about $40,753 at 4% or $27,169 at 6%; with 100% employer match about $30,565 at 4% or $20,376 at 6%.
20081108$2,162,470$327,725$3,034iApproximate average salary by contribution assumption: employee only about $75,862 at 4% or $50,575 at 6%; with 50% employer match about $50,575 at 4% or $33,717 at 6%; with 100% employer match about $37,931 at 4% or $25,287 at 6%.
MID-Atlantic Infrastructure Systems Inc. 401(K) Profit Sharing Plan-108$2,162,470$327,725$3,034iApproximate average salary by contribution assumption: employee only about $75,862 at 4% or $50,575 at 6%; with 50% employer match about $50,575 at 4% or $33,717 at 6%; with 100% employer match about $37,931 at 4% or $25,287 at 6%.
20071105$2,533,002$395,779$3,769iApproximate average salary by contribution assumption: employee only about $94,233 at 4% or $62,822 at 6%; with 50% employer match about $62,822 at 4% or $41,881 at 6%; with 100% employer match about $47,117 at 4% or $31,411 at 6%.
MID-Atlantic Infrastructure Systems Inc. 401(K) Profit Sharing Plan-105$2,533,002$395,779$3,769iApproximate average salary by contribution assumption: employee only about $94,233 at 4% or $62,822 at 6%; with 50% employer match about $62,822 at 4% or $41,881 at 6%; with 100% employer match about $47,117 at 4% or $31,411 at 6%.
2006193$2,155,645$338,534$3,640iApproximate average salary by contribution assumption: employee only about $91,004 at 4% or $60,669 at 6%; with 50% employer match about $60,669 at 4% or $40,446 at 6%; with 100% employer match about $45,502 at 4% or $30,335 at 6%.
MID-Atlantic Infrastructure Systems Inc. 401(K) Profit Sharing Plan-93$2,155,645$338,534$3,640iApproximate average salary by contribution assumption: employee only about $91,004 at 4% or $60,669 at 6%; with 50% employer match about $60,669 at 4% or $40,446 at 6%; with 100% employer match about $45,502 at 4% or $30,335 at 6%.
2005192$1,704,413$392,652$4,268iApproximate average salary by contribution assumption: employee only about $106,699 at 4% or $71,133 at 6%; with 50% employer match about $71,133 at 4% or $47,422 at 6%; with 100% employer match about $53,349 at 4% or $35,566 at 6%.
MID-Atlantic Infrastructure Systems Inc. 401(K) Profit Sharing Plan-92$1,704,413$392,652$4,268iApproximate average salary by contribution assumption: employee only about $106,699 at 4% or $71,133 at 6%; with 50% employer match about $71,133 at 4% or $47,422 at 6%; with 100% employer match about $53,349 at 4% or $35,566 at 6%.