Civic Intelligence

Diamond Mattress Co. Inc.

Plan context: Diamond Mattress Co. Inc. 401(K) Employee Savings Plan

EIN 95-2479925 • Rancho Dominguez, CA • 35 filings • 6 plans

3112 East Las Hermanas StreetRancho Dominguez, CA 90221
Current Snapshot

Latest Year

2024

2024 Participants

48

2024 Assets

$7,829,220

2024 Contributions

$474,017

Historical Graphs

Total Assets Over Time

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

$7,829,220$3,914,610$0200420142024YearValue
$7,829,220Latest year 2024

Participants Over Time

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

191960200020122024YearValue
48Latest 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
2024148$7,829,220$474,017$9,875iApproximate average salary by contribution assumption: employee only about $246,884 at 4% or $164,589 at 6%; with 50% employer match about $164,589 at 4% or $109,726 at 6%; with 100% employer match about $123,442 at 4% or $82,295 at 6%.
Diamond Mattress Co. Inc. 401(K) Employee Savings Plan-48$7,829,220$474,017$9,875iApproximate average salary by contribution assumption: employee only about $246,884 at 4% or $164,589 at 6%; with 50% employer match about $164,589 at 4% or $109,726 at 6%; with 100% employer match about $123,442 at 4% or $82,295 at 6%.
20232154$6,219,456$461,134$2,994iApproximate average salary by contribution assumption: employee only about $74,859 at 4% or $49,906 at 6%; with 50% employer match about $49,906 at 4% or $33,271 at 6%; with 100% employer match about $37,430 at 4% or $24,953 at 6%.
Diamond Mattress Co. Inc. 401(K) Employee Savings Plan-45$6,219,456$461,134$10,247iApproximate average salary by contribution assumption: employee only about $256,186 at 4% or $170,790 at 6%; with 50% employer match about $170,790 at 4% or $113,860 at 6%; with 100% employer match about $128,093 at 4% or $85,395 at 6%.
Diamond Mattress Co. Inc. Health and Welfare Plan-154---
20222163$5,154,176$448,828$2,754iApproximate average salary by contribution assumption: employee only about $68,839 at 4% or $45,892 at 6%; with 50% employer match about $45,892 at 4% or $30,595 at 6%; with 100% employer match about $34,419 at 4% or $22,946 at 6%.
Diamond Mattress Co. Inc. 401(K) Employee Savings Plan-51$5,154,176$448,828$8,801iApproximate average salary by contribution assumption: employee only about $220,014 at 4% or $146,676 at 6%; with 50% employer match about $146,676 at 4% or $97,784 at 6%; with 100% employer match about $110,007 at 4% or $73,338 at 6%.
Diamond Mattress Co. Inc. Health and Welfare Plan-163---
20212169$5,730,503$332,672$1,968iApproximate average salary by contribution assumption: employee only about $49,212 at 4% or $32,808 at 6%; with 50% employer match about $32,808 at 4% or $21,872 at 6%; with 100% employer match about $24,606 at 4% or $16,404 at 6%.
Diamond Mattress Co. Inc. 401(K) Employee Savings Plan-43$5,730,503$332,672$7,737iApproximate average salary by contribution assumption: employee only about $193,414 at 4% or $128,943 at 6%; with 50% employer match about $128,943 at 4% or $85,962 at 6%; with 100% employer match about $96,707 at 4% or $64,471 at 6%.
Diamond Mattress Co. Inc. Health and Welfare Plan-169---
20202170$4,864,806$300,419$1,767iApproximate average salary by contribution assumption: employee only about $44,179 at 4% or $29,453 at 6%; with 50% employer match about $29,453 at 4% or $19,635 at 6%; with 100% employer match about $22,090 at 4% or $14,726 at 6%.
Diamond Mattress Co. Inc. 401(K) Employee Savings Plan-46$4,864,806$300,419$6,531iApproximate average salary by contribution assumption: employee only about $163,271 at 4% or $108,847 at 6%; with 50% employer match about $108,847 at 4% or $72,565 at 6%; with 100% employer match about $81,636 at 4% or $54,424 at 6%.
Diamond Mattress Co. Inc. Health and Welfare Plan-170---
20192148$4,138,288$339,442$2,294iApproximate average salary by contribution assumption: employee only about $57,338 at 4% or $38,225 at 6%; with 50% employer match about $38,225 at 4% or $25,484 at 6%; with 100% employer match about $28,669 at 4% or $19,113 at 6%.
Diamond Mattress Co. Inc. 401(K) Employee Savings Plan-48$4,138,288$339,442$7,072iApproximate average salary by contribution assumption: employee only about $176,793 at 4% or $117,862 at 6%; with 50% employer match about $117,862 at 4% or $78,575 at 6%; with 100% employer match about $88,396 at 4% or $58,931 at 6%.
Diamond Mattress Co. Inc. Health and Welfare Plan-148---
20182174$3,212,484$293,280$1,686iApproximate average salary by contribution assumption: employee only about $42,138 at 4% or $28,092 at 6%; with 50% employer match about $28,092 at 4% or $18,728 at 6%; with 100% employer match about $21,069 at 4% or $14,046 at 6%.
Diamond Mattress Co. Inc. 401(K) Employee Savings Plan-50$3,212,484$293,280$5,866iApproximate average salary by contribution assumption: employee only about $146,640 at 4% or $97,760 at 6%; with 50% employer match about $97,760 at 4% or $65,173 at 6%; with 100% employer match about $73,320 at 4% or $48,880 at 6%.
Diamond Mattress Co. Inc. Health and Welfare Plan-174---
20172172$3,142,159$226,453$1,317iApproximate average salary by contribution assumption: employee only about $32,915 at 4% or $21,943 at 6%; with 50% employer match about $21,943 at 4% or $14,629 at 6%; with 100% employer match about $16,457 at 4% or $10,972 at 6%.
DIAMOND MATTRESS CO INC 401 K PROFIT SHARING PLAN TRUST-44$3,142,159$226,453$5,147iApproximate average salary by contribution assumption: employee only about $128,666 at 4% or $85,778 at 6%; with 50% employer match about $85,778 at 4% or $57,185 at 6%; with 100% employer match about $64,333 at 4% or $42,889 at 6%.
Diamond Mattress Co. Inc. Health and Welfare Plan-172---
20162191$2,581,895$235,540$1,233iApproximate average salary by contribution assumption: employee only about $30,830 at 4% or $20,553 at 6%; with 50% employer match about $20,553 at 4% or $13,702 at 6%; with 100% employer match about $15,415 at 4% or $10,277 at 6%.
Diamond Mattress Co. Inc. 401(K) Employee Savings Plan-40$2,581,895$235,540$5,889iApproximate average salary by contribution assumption: employee only about $147,213 at 4% or $98,142 at 6%; with 50% employer match about $98,142 at 4% or $65,428 at 6%; with 100% employer match about $73,606 at 4% or $49,071 at 6%.
Diamond Mattress Co. Inc. Health and Welfare Plan-191---
20152150$2,337,053$195,840$1,306iApproximate average salary by contribution assumption: employee only about $32,640 at 4% or $21,760 at 6%; with 50% employer match about $21,760 at 4% or $14,507 at 6%; with 100% employer match about $16,320 at 4% or $10,880 at 6%.
Diamond Mattress Co. Inc. 401(K) Employee Savings Plan-23$2,337,053$195,840$8,515iApproximate average salary by contribution assumption: employee only about $212,870 at 4% or $141,913 at 6%; with 50% employer match about $141,913 at 4% or $94,609 at 6%; with 100% employer match about $106,435 at 4% or $70,957 at 6%.
Diamond Mattress Co. Inc. Health and Welfare Plan-150---
20142110$2,384,657$187,611$1,706iApproximate average salary by contribution assumption: employee only about $42,639 at 4% or $28,426 at 6%; with 50% employer match about $28,426 at 4% or $18,951 at 6%; with 100% employer match about $21,319 at 4% or $14,213 at 6%.
Diamond Mattress Co. Inc. 401(K) Employee Savings Plan-25$2,384,657$187,611$7,504iApproximate average salary by contribution assumption: employee only about $187,611 at 4% or $125,074 at 6%; with 50% employer match about $125,074 at 4% or $83,383 at 6%; with 100% employer match about $93,806 at 4% or $62,537 at 6%.
Diamond Mattress Co. Inc. Health and Welfare Plan-110---
2013119$2,578,718$188,473$9,920iApproximate average salary by contribution assumption: employee only about $247,991 at 4% or $165,327 at 6%; with 50% employer match about $165,327 at 4% or $110,218 at 6%; with 100% employer match about $123,995 at 4% or $82,664 at 6%.
Diamond Mattress Co. Inc. 401(K) Employee Savings Plan-19$2,578,718$188,473$9,920iApproximate average salary by contribution assumption: employee only about $247,991 at 4% or $165,327 at 6%; with 50% employer match about $165,327 at 4% or $110,218 at 6%; with 100% employer match about $123,995 at 4% or $82,664 at 6%.
2012117$2,277,433$167,179$9,834iApproximate average salary by contribution assumption: employee only about $245,851 at 4% or $163,901 at 6%; with 50% employer match about $163,901 at 4% or $109,267 at 6%; with 100% employer match about $122,926 at 4% or $81,950 at 6%.
Diamond Mattress Co. Inc. 401(K) Employee Savings Plan-17$2,277,433$167,179$9,834iApproximate average salary by contribution assumption: employee only about $245,851 at 4% or $163,901 at 6%; with 50% employer match about $163,901 at 4% or $109,267 at 6%; with 100% employer match about $122,926 at 4% or $81,950 at 6%.
2011117$1,909,410$176,304$10,371iApproximate average salary by contribution assumption: employee only about $259,271 at 4% or $172,847 at 6%; with 50% employer match about $172,847 at 4% or $115,231 at 6%; with 100% employer match about $129,635 at 4% or $86,424 at 6%.
Diamond Mattress Co. Inc. 401(K) Employee Savings Plan-17$1,909,410$176,304$10,371iApproximate average salary by contribution assumption: employee only about $259,271 at 4% or $172,847 at 6%; with 50% employer match about $172,847 at 4% or $115,231 at 6%; with 100% employer match about $129,635 at 4% or $86,424 at 6%.
2010116$1,791,018$157,917$9,870iApproximate average salary by contribution assumption: employee only about $246,745 at 4% or $164,497 at 6%; with 50% employer match about $164,497 at 4% or $109,665 at 6%; with 100% employer match about $123,373 at 4% or $82,248 at 6%.
Diamond Mattress Co. Inc. 401(K) Employee Savings Plan-16$1,791,018$157,917$9,870iApproximate average salary by contribution assumption: employee only about $246,745 at 4% or $164,497 at 6%; with 50% employer match about $164,497 at 4% or $109,665 at 6%; with 100% employer match about $123,373 at 4% or $82,248 at 6%.
2009115$1,519,481$158,303$10,554iApproximate average salary by contribution assumption: employee only about $263,838 at 4% or $175,892 at 6%; with 50% employer match about $175,892 at 4% or $117,261 at 6%; with 100% employer match about $131,919 at 4% or $87,946 at 6%.
Diamond Mattress Co. Inc. 401(K) Employee Savings Plan-15$1,519,481$158,303$10,554iApproximate average salary by contribution assumption: employee only about $263,838 at 4% or $175,892 at 6%; with 50% employer match about $175,892 at 4% or $117,261 at 6%; with 100% employer match about $131,919 at 4% or $87,946 at 6%.
2008113$1,059,730$129,338$9,949iApproximate average salary by contribution assumption: employee only about $248,727 at 4% or $165,818 at 6%; with 50% employer match about $165,818 at 4% or $110,545 at 6%; with 100% employer match about $124,363 at 4% or $82,909 at 6%.
Diamond Mattress Co. Inc. 401(K) Employee Savings Plan-13$1,059,730$129,338$9,949iApproximate average salary by contribution assumption: employee only about $248,727 at 4% or $165,818 at 6%; with 50% employer match about $165,818 at 4% or $110,545 at 6%; with 100% employer match about $124,363 at 4% or $82,909 at 6%.
2007113$1,338,708$133,632$10,279iApproximate average salary by contribution assumption: employee only about $256,985 at 4% or $171,323 at 6%; with 50% employer match about $171,323 at 4% or $114,215 at 6%; with 100% employer match about $128,492 at 4% or $85,662 at 6%.
Diamond Mattress Co. Inc. 401(K) Employee Savings Plan-13$1,338,708$133,632$10,279iApproximate average salary by contribution assumption: employee only about $256,985 at 4% or $171,323 at 6%; with 50% employer match about $171,323 at 4% or $114,215 at 6%; with 100% employer match about $128,492 at 4% or $85,662 at 6%.
2006114$1,273,705$98,991$7,071iApproximate average salary by contribution assumption: employee only about $176,770 at 4% or $117,846 at 6%; with 50% employer match about $117,846 at 4% or $78,564 at 6%; with 100% employer match about $88,385 at 4% or $58,923 at 6%.
Diamond Mattress Co. Inc. 401(K) Employee Savings Plan-14$1,273,705$98,991$7,071iApproximate average salary by contribution assumption: employee only about $176,770 at 4% or $117,846 at 6%; with 50% employer match about $117,846 at 4% or $78,564 at 6%; with 100% employer match about $88,385 at 4% or $58,923 at 6%.
2005113$1,065,407$123,401$9,492iApproximate average salary by contribution assumption: employee only about $237,310 at 4% or $158,206 at 6%; with 50% employer match about $158,206 at 4% or $105,471 at 6%; with 100% employer match about $118,655 at 4% or $79,103 at 6%.
Diamond Mattress Co. Inc. 401(K) Employee Savings Plan-13$1,065,407$123,401$9,492iApproximate average salary by contribution assumption: employee only about $237,310 at 4% or $158,206 at 6%; with 50% employer match about $158,206 at 4% or $105,471 at 6%; with 100% employer match about $118,655 at 4% or $79,103 at 6%.
2004116$959,847$93,214$5,826iApproximate average salary by contribution assumption: employee only about $145,647 at 4% or $97,098 at 6%; with 50% employer match about $97,098 at 4% or $64,732 at 6%; with 100% employer match about $72,823 at 4% or $48,549 at 6%.
Diamond Mattress Co. Inc. 401(K) Employee Savings Plan-16$959,847$93,214$5,826iApproximate average salary by contribution assumption: employee only about $145,647 at 4% or $97,098 at 6%; with 50% employer match about $97,098 at 4% or $64,732 at 6%; with 100% employer match about $72,823 at 4% or $48,549 at 6%.
2003113$0$0-
Diamond Mattress Co. Inc. 401(K) Employee Savings Plan-13---
2002113$0$0-
Diamond Mattress Co. Inc. 401(K) Employee Savings Plan-13---
2001114$0$0-
Diamond Mattress Co. Inc. 401(K) Employee Savings Plan-14---
2000111$0$0-
Diamond Mattress Co. Inc. 401(K) Employee Savings Plan-11---