Civic Intelligence

Cornerstone Environmental Contractors Inc.

Plan context: Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan

EIN 77-0423032 • Concord, CA • 26 filings • 6 plans

4050 Pike LaneSte BConcord, CA 94520
Current Snapshot

Latest Year

2024

2024 Participants

45

2024 Assets

$3,297,765

2024 Contributions

$208,034

Historical Graphs

Total Assets Over Time

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

$3,297,765$1,648,883$0199920122024YearValue
$3,297,765Latest year 2024

Participants Over Time

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

45230199920122024YearValue
45Latest 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
2024145$3,297,765$208,034$4,623iApproximate average salary by contribution assumption: employee only about $115,574 at 4% or $77,050 at 6%; with 50% employer match about $77,050 at 4% or $51,366 at 6%; with 100% employer match about $57,787 at 4% or $38,525 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-45$3,297,765$208,034$4,623iApproximate average salary by contribution assumption: employee only about $115,574 at 4% or $77,050 at 6%; with 50% employer match about $77,050 at 4% or $51,366 at 6%; with 100% employer match about $57,787 at 4% or $38,525 at 6%.
2023130$2,884,813$169,566$5,652iApproximate average salary by contribution assumption: employee only about $141,305 at 4% or $94,203 at 6%; with 50% employer match about $94,203 at 4% or $62,802 at 6%; with 100% employer match about $70,653 at 4% or $47,102 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-30$2,884,813$169,566$5,652iApproximate average salary by contribution assumption: employee only about $141,305 at 4% or $94,203 at 6%; with 50% employer match about $94,203 at 4% or $62,802 at 6%; with 100% employer match about $70,653 at 4% or $47,102 at 6%.
2022126$2,335,627$165,448$6,363iApproximate average salary by contribution assumption: employee only about $159,085 at 4% or $106,056 at 6%; with 50% employer match about $106,056 at 4% or $70,704 at 6%; with 100% employer match about $79,542 at 4% or $53,028 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-26$2,335,627$165,448$6,363iApproximate average salary by contribution assumption: employee only about $159,085 at 4% or $106,056 at 6%; with 50% employer match about $106,056 at 4% or $70,704 at 6%; with 100% employer match about $79,542 at 4% or $53,028 at 6%.
2021121$2,734,262$207,482$9,880iApproximate average salary by contribution assumption: employee only about $247,002 at 4% or $164,668 at 6%; with 50% employer match about $164,668 at 4% or $109,779 at 6%; with 100% employer match about $123,501 at 4% or $82,334 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-21$2,734,262$207,482$9,880iApproximate average salary by contribution assumption: employee only about $247,002 at 4% or $164,668 at 6%; with 50% employer match about $164,668 at 4% or $109,779 at 6%; with 100% employer match about $123,501 at 4% or $82,334 at 6%.
2020118$2,219,831$192,173$10,676iApproximate average salary by contribution assumption: employee only about $266,907 at 4% or $177,938 at 6%; with 50% employer match about $177,938 at 4% or $118,625 at 6%; with 100% employer match about $133,453 at 4% or $88,969 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-18$2,219,831$192,173$10,676iApproximate average salary by contribution assumption: employee only about $266,907 at 4% or $177,938 at 6%; with 50% employer match about $177,938 at 4% or $118,625 at 6%; with 100% employer match about $133,453 at 4% or $88,969 at 6%.
2019117$1,857,949$111,662$6,568iApproximate average salary by contribution assumption: employee only about $164,209 at 4% or $109,473 at 6%; with 50% employer match about $109,473 at 4% or $72,982 at 6%; with 100% employer match about $82,104 at 4% or $54,736 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-17$1,857,949$111,662$6,568iApproximate average salary by contribution assumption: employee only about $164,209 at 4% or $109,473 at 6%; with 50% employer match about $109,473 at 4% or $72,982 at 6%; with 100% employer match about $82,104 at 4% or $54,736 at 6%.
2018115$1,545,080$103,210$6,881iApproximate average salary by contribution assumption: employee only about $172,017 at 4% or $114,678 at 6%; with 50% employer match about $114,678 at 4% or $76,452 at 6%; with 100% employer match about $86,008 at 4% or $57,339 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-15$1,545,080$103,210$6,881iApproximate average salary by contribution assumption: employee only about $172,017 at 4% or $114,678 at 6%; with 50% employer match about $114,678 at 4% or $76,452 at 6%; with 100% employer match about $86,008 at 4% or $57,339 at 6%.
2017117$1,483,131$103,494$6,088iApproximate average salary by contribution assumption: employee only about $152,197 at 4% or $101,465 at 6%; with 50% employer match about $101,465 at 4% or $67,643 at 6%; with 100% employer match about $76,099 at 4% or $50,732 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-17$1,483,131$103,494$6,088iApproximate average salary by contribution assumption: employee only about $152,197 at 4% or $101,465 at 6%; with 50% employer match about $101,465 at 4% or $67,643 at 6%; with 100% employer match about $76,099 at 4% or $50,732 at 6%.
2016128$1,457,179$204,581$7,306iApproximate average salary by contribution assumption: employee only about $182,662 at 4% or $121,774 at 6%; with 50% employer match about $121,774 at 4% or $81,183 at 6%; with 100% employer match about $91,331 at 4% or $60,887 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-28$1,457,179$204,581$7,306iApproximate average salary by contribution assumption: employee only about $182,662 at 4% or $121,774 at 6%; with 50% employer match about $121,774 at 4% or $81,183 at 6%; with 100% employer match about $91,331 at 4% or $60,887 at 6%.
2015116$1,219,518$186,100$11,631iApproximate average salary by contribution assumption: employee only about $290,781 at 4% or $193,854 at 6%; with 50% employer match about $193,854 at 4% or $129,236 at 6%; with 100% employer match about $145,391 at 4% or $96,927 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-16$1,219,518$186,100$11,631iApproximate average salary by contribution assumption: employee only about $290,781 at 4% or $193,854 at 6%; with 50% employer match about $193,854 at 4% or $129,236 at 6%; with 100% employer match about $145,391 at 4% or $96,927 at 6%.
2014117$1,041,764$157,712$9,277iApproximate average salary by contribution assumption: employee only about $231,929 at 4% or $154,620 at 6%; with 50% employer match about $154,620 at 4% or $103,080 at 6%; with 100% employer match about $115,965 at 4% or $77,310 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-17$1,041,764$157,712$9,277iApproximate average salary by contribution assumption: employee only about $231,929 at 4% or $154,620 at 6%; with 50% employer match about $154,620 at 4% or $103,080 at 6%; with 100% employer match about $115,965 at 4% or $77,310 at 6%.
2013117$829,905$81,952$4,821iApproximate average salary by contribution assumption: employee only about $120,518 at 4% or $80,345 at 6%; with 50% employer match about $80,345 at 4% or $53,563 at 6%; with 100% employer match about $60,259 at 4% or $40,173 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-17$829,905$81,952$4,821iApproximate average salary by contribution assumption: employee only about $120,518 at 4% or $80,345 at 6%; with 50% employer match about $80,345 at 4% or $53,563 at 6%; with 100% employer match about $60,259 at 4% or $40,173 at 6%.
2012119$769,644$60,507$3,185iApproximate average salary by contribution assumption: employee only about $79,614 at 4% or $53,076 at 6%; with 50% employer match about $53,076 at 4% or $35,384 at 6%; with 100% employer match about $39,807 at 4% or $26,538 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-19$769,644$60,507$3,185iApproximate average salary by contribution assumption: employee only about $79,614 at 4% or $53,076 at 6%; with 50% employer match about $53,076 at 4% or $35,384 at 6%; with 100% employer match about $39,807 at 4% or $26,538 at 6%.
2011115$644,390$53,760$3,584iApproximate average salary by contribution assumption: employee only about $89,600 at 4% or $59,733 at 6%; with 50% employer match about $59,733 at 4% or $39,822 at 6%; with 100% employer match about $44,800 at 4% or $29,867 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-15$644,390$53,760$3,584iApproximate average salary by contribution assumption: employee only about $89,600 at 4% or $59,733 at 6%; with 50% employer match about $59,733 at 4% or $39,822 at 6%; with 100% employer match about $44,800 at 4% or $29,867 at 6%.
2010115$691,655$58,550$3,903iApproximate average salary by contribution assumption: employee only about $97,583 at 4% or $65,056 at 6%; with 50% employer match about $65,056 at 4% or $43,370 at 6%; with 100% employer match about $48,792 at 4% or $32,528 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-15$691,655$58,550$3,903iApproximate average salary by contribution assumption: employee only about $97,583 at 4% or $65,056 at 6%; with 50% employer match about $65,056 at 4% or $43,370 at 6%; with 100% employer match about $48,792 at 4% or $32,528 at 6%.
2009117$627,555$100,728$5,925iApproximate average salary by contribution assumption: employee only about $148,129 at 4% or $98,753 at 6%; with 50% employer match about $98,753 at 4% or $65,835 at 6%; with 100% employer match about $74,065 at 4% or $49,376 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-17$627,555$100,728$5,925iApproximate average salary by contribution assumption: employee only about $148,129 at 4% or $98,753 at 6%; with 50% employer match about $98,753 at 4% or $65,835 at 6%; with 100% employer match about $74,065 at 4% or $49,376 at 6%.
2008120$435,330$110,880$5,544iApproximate average salary by contribution assumption: employee only about $138,600 at 4% or $92,400 at 6%; with 50% employer match about $92,400 at 4% or $61,600 at 6%; with 100% employer match about $69,300 at 4% or $46,200 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-20$435,330$110,880$5,544iApproximate average salary by contribution assumption: employee only about $138,600 at 4% or $92,400 at 6%; with 50% employer match about $92,400 at 4% or $61,600 at 6%; with 100% employer match about $69,300 at 4% or $46,200 at 6%.
2007121$529,623$117,440$5,592iApproximate average salary by contribution assumption: employee only about $139,810 at 4% or $93,206 at 6%; with 50% employer match about $93,206 at 4% or $62,138 at 6%; with 100% employer match about $69,905 at 4% or $46,603 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-21$529,623$117,440$5,592iApproximate average salary by contribution assumption: employee only about $139,810 at 4% or $93,206 at 6%; with 50% employer match about $93,206 at 4% or $62,138 at 6%; with 100% employer match about $69,905 at 4% or $46,603 at 6%.
2006116$371,652$81,790$5,112iApproximate average salary by contribution assumption: employee only about $127,797 at 4% or $85,198 at 6%; with 50% employer match about $85,198 at 4% or $56,799 at 6%; with 100% employer match about $63,898 at 4% or $42,599 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-16$371,652$81,790$5,112iApproximate average salary by contribution assumption: employee only about $127,797 at 4% or $85,198 at 6%; with 50% employer match about $85,198 at 4% or $56,799 at 6%; with 100% employer match about $63,898 at 4% or $42,599 at 6%.
2005115$273,813$47,825$3,188iApproximate average salary by contribution assumption: employee only about $79,708 at 4% or $53,139 at 6%; with 50% employer match about $53,139 at 4% or $35,426 at 6%; with 100% employer match about $39,854 at 4% or $26,569 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-15$273,813$47,825$3,188iApproximate average salary by contribution assumption: employee only about $79,708 at 4% or $53,139 at 6%; with 50% employer match about $53,139 at 4% or $35,426 at 6%; with 100% employer match about $39,854 at 4% or $26,569 at 6%.
2004112$205,199$32,579$2,715iApproximate average salary by contribution assumption: employee only about $67,873 at 4% or $45,249 at 6%; with 50% employer match about $45,249 at 4% or $30,166 at 6%; with 100% employer match about $33,936 at 4% or $22,624 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-12$205,199$32,579$2,715iApproximate average salary by contribution assumption: employee only about $67,873 at 4% or $45,249 at 6%; with 50% employer match about $45,249 at 4% or $30,166 at 6%; with 100% employer match about $33,936 at 4% or $22,624 at 6%.
2003114$150,741$31,980$2,284iApproximate average salary by contribution assumption: employee only about $57,107 at 4% or $38,071 at 6%; with 50% employer match about $38,071 at 4% or $25,381 at 6%; with 100% employer match about $28,554 at 4% or $19,036 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-14$150,741$31,980$2,284iApproximate average salary by contribution assumption: employee only about $57,107 at 4% or $38,071 at 6%; with 50% employer match about $38,071 at 4% or $25,381 at 6%; with 100% employer match about $28,554 at 4% or $19,036 at 6%.
2002110$87,872$43,350$4,335iApproximate average salary by contribution assumption: employee only about $108,375 at 4% or $72,250 at 6%; with 50% employer match about $72,250 at 4% or $48,167 at 6%; with 100% employer match about $54,188 at 4% or $36,125 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-10$87,872$43,350$4,335iApproximate average salary by contribution assumption: employee only about $108,375 at 4% or $72,250 at 6%; with 50% employer match about $72,250 at 4% or $48,167 at 6%; with 100% employer match about $54,188 at 4% or $36,125 at 6%.
200117$62,783$24,155$3,451iApproximate average salary by contribution assumption: employee only about $86,268 at 4% or $57,512 at 6%; with 50% employer match about $57,512 at 4% or $38,341 at 6%; with 100% employer match about $43,134 at 4% or $28,756 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-7$62,783$24,155$3,451iApproximate average salary by contribution assumption: employee only about $86,268 at 4% or $57,512 at 6%; with 50% employer match about $57,512 at 4% or $38,341 at 6%; with 100% employer match about $43,134 at 4% or $28,756 at 6%.
200016$45,463$19,980$3,330iApproximate average salary by contribution assumption: employee only about $83,250 at 4% or $55,500 at 6%; with 50% employer match about $55,500 at 4% or $37,000 at 6%; with 100% employer match about $41,625 at 4% or $27,750 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-6$45,463$19,980$3,330iApproximate average salary by contribution assumption: employee only about $83,250 at 4% or $55,500 at 6%; with 50% employer match about $55,500 at 4% or $37,000 at 6%; with 100% employer match about $41,625 at 4% or $27,750 at 6%.
199918$26,080$19,330$2,416iApproximate average salary by contribution assumption: employee only about $60,406 at 4% or $40,271 at 6%; with 50% employer match about $40,271 at 4% or $26,847 at 6%; with 100% employer match about $30,203 at 4% or $20,135 at 6%.
Cornerstone Environmental Contractors Inc. 401K Profit Sharing Plan-8$26,080$19,330$2,416iApproximate average salary by contribution assumption: employee only about $60,406 at 4% or $40,271 at 6%; with 50% employer match about $40,271 at 4% or $26,847 at 6%; with 100% employer match about $30,203 at 4% or $20,135 at 6%.