Civic Intelligence

Nelson Engineering Co.

Plan context: Nelson Engineering Co. Employee 401K Retirement Plan

EIN 86-0125824 • Phoenix, AZ • 33 filings • 4 plans

4020 East Air LanePhoenix, AZ 85034-3021
Current Snapshot

Latest Year

2025

2025 Participants

45

2025 Assets

$4,873,207

2025 Contributions

$179,299

Historical Graphs

Total Assets Over Time

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

$4,873,207$2,436,604$0199920132025YearValue
$4,873,207Latest year 2025

Participants Over Time

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

61310199920122025YearValue
45Latest 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
2025145$4,873,207$179,299$3,984iApproximate average salary by contribution assumption: employee only about $99,611 at 4% or $66,407 at 6%; with 50% employer match about $66,407 at 4% or $44,271 at 6%; with 100% employer match about $49,805 at 4% or $33,204 at 6%.
Nelson Engineering Co. Employee 401K Retirement Plan-45$4,873,207$179,299$3,984iApproximate average salary by contribution assumption: employee only about $99,611 at 4% or $66,407 at 6%; with 50% employer match about $66,407 at 4% or $44,271 at 6%; with 100% employer match about $49,805 at 4% or $33,204 at 6%.
2024147$4,377,570$163,172$3,472iApproximate average salary by contribution assumption: employee only about $86,794 at 4% or $57,862 at 6%; with 50% employer match about $57,862 at 4% or $38,575 at 6%; with 100% employer match about $43,397 at 4% or $28,931 at 6%.
Nelson Engineering Co. Employee 401K Retirement Plan-47$4,377,570$163,172$3,472iApproximate average salary by contribution assumption: employee only about $86,794 at 4% or $57,862 at 6%; with 50% employer match about $57,862 at 4% or $38,575 at 6%; with 100% employer match about $43,397 at 4% or $28,931 at 6%.
2023142$4,133,907$171,365$4,080iApproximate average salary by contribution assumption: employee only about $102,003 at 4% or $68,002 at 6%; with 50% employer match about $68,002 at 4% or $45,335 at 6%; with 100% employer match about $51,001 at 4% or $34,001 at 6%.
Nelson Engineering Co. Employee 401K Retirement Plan-42$4,133,907$171,365$4,080iApproximate average salary by contribution assumption: employee only about $102,003 at 4% or $68,002 at 6%; with 50% employer match about $68,002 at 4% or $45,335 at 6%; with 100% employer match about $51,001 at 4% or $34,001 at 6%.
2022145$3,704,965$169,893$3,775iApproximate average salary by contribution assumption: employee only about $94,385 at 4% or $62,923 at 6%; with 50% employer match about $62,923 at 4% or $41,949 at 6%; with 100% employer match about $47,193 at 4% or $31,462 at 6%.
Nelson Engineering Co. Employee 401K Retirement Plan-45$3,704,965$169,893$3,775iApproximate average salary by contribution assumption: employee only about $94,385 at 4% or $62,923 at 6%; with 50% employer match about $62,923 at 4% or $41,949 at 6%; with 100% employer match about $47,193 at 4% or $31,462 at 6%.
2021150$4,812,650$165,535$3,311iApproximate average salary by contribution assumption: employee only about $82,768 at 4% or $55,178 at 6%; with 50% employer match about $55,178 at 4% or $36,786 at 6%; with 100% employer match about $41,384 at 4% or $27,589 at 6%.
Nelson Engineering Co. Employee 401K Retirement Plan-50$4,812,650$165,535$3,311iApproximate average salary by contribution assumption: employee only about $82,768 at 4% or $55,178 at 6%; with 50% employer match about $55,178 at 4% or $36,786 at 6%; with 100% employer match about $41,384 at 4% or $27,589 at 6%.
2020161$4,302,774$138,080$2,264iApproximate average salary by contribution assumption: employee only about $56,590 at 4% or $37,727 at 6%; with 50% employer match about $37,727 at 4% or $25,151 at 6%; with 100% employer match about $28,295 at 4% or $18,863 at 6%.
Nelson Engineering Co. Employee 401K Retirement Plan-61$4,302,774$138,080$2,264iApproximate average salary by contribution assumption: employee only about $56,590 at 4% or $37,727 at 6%; with 50% employer match about $37,727 at 4% or $25,151 at 6%; with 100% employer match about $28,295 at 4% or $18,863 at 6%.
2019153$4,085,675$179,398$3,385iApproximate average salary by contribution assumption: employee only about $84,622 at 4% or $56,414 at 6%; with 50% employer match about $56,414 at 4% or $37,610 at 6%; with 100% employer match about $42,311 at 4% or $28,207 at 6%.
Nelson Engineering Co. Employee 401K Retirement Plan-53$4,085,675$179,398$3,385iApproximate average salary by contribution assumption: employee only about $84,622 at 4% or $56,414 at 6%; with 50% employer match about $56,414 at 4% or $37,610 at 6%; with 100% employer match about $42,311 at 4% or $28,207 at 6%.
2018147$3,439,123$167,030$3,554iApproximate average salary by contribution assumption: employee only about $88,846 at 4% or $59,230 at 6%; with 50% employer match about $59,230 at 4% or $39,487 at 6%; with 100% employer match about $44,423 at 4% or $29,615 at 6%.
Nelson Engineering Co. Employee 401K Retirement Plan-47$3,439,123$167,030$3,554iApproximate average salary by contribution assumption: employee only about $88,846 at 4% or $59,230 at 6%; with 50% employer match about $59,230 at 4% or $39,487 at 6%; with 100% employer match about $44,423 at 4% or $29,615 at 6%.
2017149$3,694,060$195,726$3,994iApproximate average salary by contribution assumption: employee only about $99,860 at 4% or $66,573 at 6%; with 50% employer match about $66,573 at 4% or $44,382 at 6%; with 100% employer match about $49,930 at 4% or $33,287 at 6%.
Nelson Engineering Co. Employee 401K Retirement Plan-49$3,694,060$195,726$3,994iApproximate average salary by contribution assumption: employee only about $99,860 at 4% or $66,573 at 6%; with 50% employer match about $66,573 at 4% or $44,382 at 6%; with 100% employer match about $49,930 at 4% or $33,287 at 6%.
2016150$3,260,819$202,633$4,053iApproximate average salary by contribution assumption: employee only about $101,317 at 4% or $67,544 at 6%; with 50% employer match about $67,544 at 4% or $45,030 at 6%; with 100% employer match about $50,658 at 4% or $33,772 at 6%.
Nelson Engineering Co. Employee 401K Retirement Plan-50$3,260,819$202,633$4,053iApproximate average salary by contribution assumption: employee only about $101,317 at 4% or $67,544 at 6%; with 50% employer match about $67,544 at 4% or $45,030 at 6%; with 100% employer match about $50,658 at 4% or $33,772 at 6%.
2015152$3,021,303$192,333$3,699iApproximate average salary by contribution assumption: employee only about $92,468 at 4% or $61,645 at 6%; with 50% employer match about $61,645 at 4% or $41,097 at 6%; with 100% employer match about $46,234 at 4% or $30,823 at 6%.
Nelson Engineering Co. Employee 401K Retirement Plan-52$3,021,303$192,333$3,699iApproximate average salary by contribution assumption: employee only about $92,468 at 4% or $61,645 at 6%; with 50% employer match about $61,645 at 4% or $41,097 at 6%; with 100% employer match about $46,234 at 4% or $30,823 at 6%.
2014146$2,898,403$115,200$2,504iApproximate average salary by contribution assumption: employee only about $62,609 at 4% or $41,739 at 6%; with 50% employer match about $41,739 at 4% or $27,826 at 6%; with 100% employer match about $31,304 at 4% or $20,870 at 6%.
Nelson Engineering Co. Employee 401K Retirement Plan-46$2,898,403$115,200$2,504iApproximate average salary by contribution assumption: employee only about $62,609 at 4% or $41,739 at 6%; with 50% employer match about $41,739 at 4% or $27,826 at 6%; with 100% employer match about $31,304 at 4% or $20,870 at 6%.
2013151$2,967,355$166,367$3,262iApproximate average salary by contribution assumption: employee only about $81,552 at 4% or $54,368 at 6%; with 50% employer match about $54,368 at 4% or $36,246 at 6%; with 100% employer match about $40,776 at 4% or $27,184 at 6%.
Nelson Engineering Co. Employee 401K Retirement Plan-51$2,967,355$166,367$3,262iApproximate average salary by contribution assumption: employee only about $81,552 at 4% or $54,368 at 6%; with 50% employer match about $54,368 at 4% or $36,246 at 6%; with 100% employer match about $40,776 at 4% or $27,184 at 6%.
2012149$2,762,446$146,592$2,992iApproximate average salary by contribution assumption: employee only about $74,792 at 4% or $49,861 at 6%; with 50% employer match about $49,861 at 4% or $33,241 at 6%; with 100% employer match about $37,396 at 4% or $24,931 at 6%.
Nelson Engineering Co. Employee 401K Retirement Plan-49$2,762,446$146,592$2,992iApproximate average salary by contribution assumption: employee only about $74,792 at 4% or $49,861 at 6%; with 50% employer match about $49,861 at 4% or $33,241 at 6%; with 100% employer match about $37,396 at 4% or $24,931 at 6%.
2011146$2,784,361$133,440$2,901iApproximate average salary by contribution assumption: employee only about $72,522 at 4% or $48,348 at 6%; with 50% employer match about $48,348 at 4% or $32,232 at 6%; with 100% employer match about $36,261 at 4% or $24,174 at 6%.
Nelson Engineering Co. Employee 401K Retirement Plan-46$2,784,361$133,440$2,901iApproximate average salary by contribution assumption: employee only about $72,522 at 4% or $48,348 at 6%; with 50% employer match about $48,348 at 4% or $32,232 at 6%; with 100% employer match about $36,261 at 4% or $24,174 at 6%.
2010143$2,641,836$174,817$4,066iApproximate average salary by contribution assumption: employee only about $101,638 at 4% or $67,759 at 6%; with 50% employer match about $67,759 at 4% or $45,172 at 6%; with 100% employer match about $50,819 at 4% or $33,879 at 6%.
Nelson Engineering Co. Employee 401K Retirement Plan-43$2,641,836$174,817$4,066iApproximate average salary by contribution assumption: employee only about $101,638 at 4% or $67,759 at 6%; with 50% employer match about $67,759 at 4% or $45,172 at 6%; with 100% employer match about $50,819 at 4% or $33,879 at 6%.
2009136$2,388,461$249,406$6,928iApproximate average salary by contribution assumption: employee only about $173,199 at 4% or $115,466 at 6%; with 50% employer match about $115,466 at 4% or $76,977 at 6%; with 100% employer match about $86,599 at 4% or $57,733 at 6%.
Nelson Engineering Co. Employee 401K Retirement Plan-36$2,388,461$249,406$6,928iApproximate average salary by contribution assumption: employee only about $173,199 at 4% or $115,466 at 6%; with 50% employer match about $115,466 at 4% or $76,977 at 6%; with 100% employer match about $86,599 at 4% or $57,733 at 6%.
2008138$2,066,512$188,060$4,949iApproximate average salary by contribution assumption: employee only about $123,724 at 4% or $82,482 at 6%; with 50% employer match about $82,482 at 4% or $54,988 at 6%; with 100% employer match about $61,862 at 4% or $41,241 at 6%.
Nelson Engineering Co. Employee 401K Retirement Plan-38$2,066,512$188,060$4,949iApproximate average salary by contribution assumption: employee only about $123,724 at 4% or $82,482 at 6%; with 50% employer match about $82,482 at 4% or $54,988 at 6%; with 100% employer match about $61,862 at 4% or $41,241 at 6%.
2007135$2,003,359$173,477$4,956iApproximate average salary by contribution assumption: employee only about $123,912 at 4% or $82,608 at 6%; with 50% employer match about $82,608 at 4% or $55,072 at 6%; with 100% employer match about $61,956 at 4% or $41,304 at 6%.
Nelson Engineering Co. Employee 401K Retirement Plan-35$2,003,359$173,477$4,956iApproximate average salary by contribution assumption: employee only about $123,912 at 4% or $82,608 at 6%; with 50% employer match about $82,608 at 4% or $55,072 at 6%; with 100% employer match about $61,956 at 4% or $41,304 at 6%.
2006132$1,726,037$153,656$4,802iApproximate average salary by contribution assumption: employee only about $120,044 at 4% or $80,029 at 6%; with 50% employer match about $80,029 at 4% or $53,353 at 6%; with 100% employer match about $60,022 at 4% or $40,015 at 6%.
Nelson Engineering Co. Employee 401K Retirement Plan-32$1,726,037$153,656$4,802iApproximate average salary by contribution assumption: employee only about $120,044 at 4% or $80,029 at 6%; with 50% employer match about $80,029 at 4% or $53,353 at 6%; with 100% employer match about $60,022 at 4% or $40,015 at 6%.
2005230$1,480,521$1,159,843$38,661iApproximate average salary by contribution assumption: employee only about $966,536 at 4% or $644,357 at 6%; with 50% employer match about $644,357 at 4% or $429,571 at 6%; with 100% employer match about $483,268 at 4% or $322,179 at 6%.
Nelson Engineering Co. Employee 401K Retirement Plan-30$1,480,521$1,159,843$38,661iApproximate average salary by contribution assumption: employee only about $966,536 at 4% or $644,357 at 6%; with 50% employer match about $644,357 at 4% or $429,571 at 6%; with 100% employer match about $483,268 at 4% or $322,179 at 6%.
Nelson Engineering Co. Defined Benefit Pension Plan and Trust Agreement-0---
2004230$2,637,912$109,455$3,649iApproximate average salary by contribution assumption: employee only about $91,213 at 4% or $60,808 at 6%; with 50% employer match about $60,808 at 4% or $40,539 at 6%; with 100% employer match about $45,606 at 4% or $30,404 at 6%.
Nelson Engineering Co. Defined Benefit Pension Plan and Trust Agreement-28$2,330,543$50,000$1,786iApproximate average salary by contribution assumption: employee only about $44,643 at 4% or $29,762 at 6%; with 50% employer match about $29,762 at 4% or $19,841 at 6%; with 100% employer match about $22,321 at 4% or $14,881 at 6%.
Nelson Engineering Co. Employee 401K Retirement Plan-30$307,369$59,455$1,982iApproximate average salary by contribution assumption: employee only about $49,546 at 4% or $33,031 at 6%; with 50% employer match about $33,031 at 4% or $22,020 at 6%; with 100% employer match about $24,773 at 4% or $16,515 at 6%.
2003231$225,526$30,912$997iApproximate average salary by contribution assumption: employee only about $24,929 at 4% or $16,619 at 6%; with 50% employer match about $16,619 at 4% or $11,080 at 6%; with 100% employer match about $12,465 at 4% or $8,310 at 6%.
Nelson Engineering Co. Employee 401K Retirement Plan-29$225,526$30,912$1,066iApproximate average salary by contribution assumption: employee only about $26,648 at 4% or $17,766 at 6%; with 50% employer match about $17,766 at 4% or $11,844 at 6%; with 100% employer match about $13,324 at 4% or $8,883 at 6%.
Nelson Engineering Co. Defined Benefit Pension Plan and Trust Agreement-31---
2002233$193,071$28,905$876iApproximate average salary by contribution assumption: employee only about $21,898 at 4% or $14,598 at 6%; with 50% employer match about $14,598 at 4% or $9,732 at 6%; with 100% employer match about $10,949 at 4% or $7,299 at 6%.
Nelson Engineering Co. Employee 401K Retirement Plan-33$193,071$28,905$876iApproximate average salary by contribution assumption: employee only about $21,898 at 4% or $14,598 at 6%; with 50% employer match about $14,598 at 4% or $9,732 at 6%; with 100% employer match about $10,949 at 4% or $7,299 at 6%.
Nelson Engineering Co. Defined Benefit Pension Plan and Trust Agreement-26---
2001229$0$0-
Nelson Engineering Co. Employee 401K Retirement Plan-28---
Nelson Engineering Co. Defined Benefit Pension Plan and Trust Agreement-29---
2000232$0$0-
Nelson Engineering Co. Employee 401K Retirement Plan-32---
Nelson Engineering Co. Defined Benefit Pension Plan and Trust Agreement-29---
1999131$2,422,605$0-
Nelson Engineering Co. Defined Benefit Pension Plan and Trust Agreement-31$2,422,605--