Civic Intelligence

Cyrusone LLC

Plan context: Cyrusone 401(K) Savings Plan

EIN 27-4286158 • 27 filings • 4 plans

Current Snapshot

Latest Year

2025

2025 Participants

569

2025 Assets

$64,351,064

2025 Contributions

$11,179,324

Historical Graphs

Total Assets Over Time

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

$64,351,064$32,175,532$0201220182024YearValue
$64,351,064Latest year 2024

Participants Over Time

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

5692850201220192025YearValue
569Latest 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
20251569$0$0-
Cyrusone LLC Health and Welfare Plan-569---
20242480$64,351,064$11,179,324$23,290iApproximate average salary by contribution assumption: employee only about $582,256 at 4% or $388,171 at 6%; with 50% employer match about $388,171 at 4% or $258,781 at 6%; with 100% employer match about $291,128 at 4% or $194,085 at 6%.
Cyrusone 401(K) Savings Plan-480$64,351,064$11,179,324$23,290iApproximate average salary by contribution assumption: employee only about $582,256 at 4% or $388,171 at 6%; with 50% employer match about $388,171 at 4% or $258,781 at 6%; with 100% employer match about $291,128 at 4% or $194,085 at 6%.
Cyrusone LLC Health and Welfare Plan-395---
20232417$51,375,474$9,134,725$21,906iApproximate average salary by contribution assumption: employee only about $547,645 at 4% or $365,097 at 6%; with 50% employer match about $365,097 at 4% or $243,398 at 6%; with 100% employer match about $273,823 at 4% or $182,548 at 6%.
Cyrusone 401(K) Savings Plan-417$51,375,474$9,134,725$21,906iApproximate average salary by contribution assumption: employee only about $547,645 at 4% or $365,097 at 6%; with 50% employer match about $365,097 at 4% or $243,398 at 6%; with 100% employer match about $273,823 at 4% or $182,548 at 6%.
Cyrusone LLC Health and Welfare Plan-414---
20222397$40,138,156$6,121,519$15,419iApproximate average salary by contribution assumption: employee only about $385,486 at 4% or $256,991 at 6%; with 50% employer match about $256,991 at 4% or $171,327 at 6%; with 100% employer match about $192,743 at 4% or $128,495 at 6%.
Cyrusone 401(K) Savings Plan-397$40,138,156$6,121,519$15,419iApproximate average salary by contribution assumption: employee only about $385,486 at 4% or $256,991 at 6%; with 50% employer match about $256,991 at 4% or $171,327 at 6%; with 100% employer match about $192,743 at 4% or $128,495 at 6%.
Cyrusone LLC Health and Welfare Plan-346---
20212348$47,270,598$5,533,365$15,900iApproximate average salary by contribution assumption: employee only about $397,512 at 4% or $265,008 at 6%; with 50% employer match about $265,008 at 4% or $176,672 at 6%; with 100% employer match about $198,756 at 4% or $132,504 at 6%.
Cyrusone 401(K) Savings Plan-346$47,270,598$5,533,365$15,992iApproximate average salary by contribution assumption: employee only about $399,810 at 4% or $266,540 at 6%; with 50% employer match about $266,540 at 4% or $177,693 at 6%; with 100% employer match about $199,905 at 4% or $133,270 at 6%.
Cyrusone LLC Health and Welfare Plan-348---
20202354$40,001,945$5,551,109$15,681iApproximate average salary by contribution assumption: employee only about $392,027 at 4% or $261,352 at 6%; with 50% employer match about $261,352 at 4% or $174,234 at 6%; with 100% employer match about $196,014 at 4% or $130,676 at 6%.
Cyrusone 401(K) Savings Plan-350$40,001,945$5,551,109$15,860iApproximate average salary by contribution assumption: employee only about $396,508 at 4% or $264,339 at 6%; with 50% employer match about $264,339 at 4% or $176,226 at 6%; with 100% employer match about $198,254 at 4% or $132,169 at 6%.
Cyrusone LLC Health and Welfare Plan-354---
20192401$35,862,015$7,057,101$17,599iApproximate average salary by contribution assumption: employee only about $439,969 at 4% or $293,313 at 6%; with 50% employer match about $293,313 at 4% or $195,542 at 6%; with 100% employer match about $219,984 at 4% or $146,656 at 6%.
Cyrusone 401(K) Savings Plan-400$35,862,015$7,057,101$17,643iApproximate average salary by contribution assumption: employee only about $441,069 at 4% or $294,046 at 6%; with 50% employer match about $294,046 at 4% or $196,031 at 6%; with 100% employer match about $220,534 at 4% or $147,023 at 6%.
Cyrusone LLC Health and Welfare Plan-401---
20182427$27,002,805$7,386,333$17,298iApproximate average salary by contribution assumption: employee only about $432,455 at 4% or $288,303 at 6%; with 50% employer match about $288,303 at 4% or $192,202 at 6%; with 100% employer match about $216,228 at 4% or $144,152 at 6%.
Cyrusone 401(K) Savings Plan-393$27,002,805$7,386,333$18,795iApproximate average salary by contribution assumption: employee only about $469,869 at 4% or $313,246 at 6%; with 50% employer match about $313,246 at 4% or $208,830 at 6%; with 100% employer match about $234,934 at 4% or $156,623 at 6%.
Cyrusone LLC Health and Welfare Plan-427---
20172402$23,790,136$5,266,315$13,100iApproximate average salary by contribution assumption: employee only about $327,507 at 4% or $218,338 at 6%; with 50% employer match about $218,338 at 4% or $145,559 at 6%; with 100% employer match about $163,754 at 4% or $109,169 at 6%.
Cyrusone 401(K) Savings Plan-402$23,790,136$5,266,315$13,100iApproximate average salary by contribution assumption: employee only about $327,507 at 4% or $218,338 at 6%; with 50% employer match about $218,338 at 4% or $145,559 at 6%; with 100% employer match about $163,754 at 4% or $109,169 at 6%.
Cyrusone LLC Health and Welfare Plan-343---
20162466$18,216,795$4,146,847$8,899iApproximate average salary by contribution assumption: employee only about $222,470 at 4% or $148,314 at 6%; with 50% employer match about $148,314 at 4% or $98,876 at 6%; with 100% employer match about $111,235 at 4% or $74,157 at 6%.
Cyrusone 401(K) Savings Plan-466$18,216,795$4,146,847$8,899iApproximate average salary by contribution assumption: employee only about $222,470 at 4% or $148,314 at 6%; with 50% employer match about $148,314 at 4% or $98,876 at 6%; with 100% employer match about $111,235 at 4% or $74,157 at 6%.
Cyrusone LLC Health and Welfare Plan-426---
20152406$14,236,611$5,120,295$12,612iApproximate average salary by contribution assumption: employee only about $315,289 at 4% or $210,193 at 6%; with 50% employer match about $210,193 at 4% or $140,128 at 6%; with 100% employer match about $157,645 at 4% or $105,096 at 6%.
Cyrusone 401(K) Savings Plan-406$14,236,611$5,120,295$12,612iApproximate average salary by contribution assumption: employee only about $315,289 at 4% or $210,193 at 6%; with 50% employer match about $210,193 at 4% or $140,128 at 6%; with 100% employer match about $157,645 at 4% or $105,096 at 6%.
Cyrusone LLC Health and Welfare Plan-396---
20142313$11,466,229$2,485,192$7,940iApproximate average salary by contribution assumption: employee only about $198,498 at 4% or $132,332 at 6%; with 50% employer match about $132,332 at 4% or $88,221 at 6%; with 100% employer match about $99,249 at 4% or $66,166 at 6%.
Cyrusone 401(K) Savings Plan-296$11,466,229$2,485,192$8,396iApproximate average salary by contribution assumption: employee only about $209,898 at 4% or $139,932 at 6%; with 50% employer match about $139,932 at 4% or $93,288 at 6%; with 100% employer match about $104,949 at 4% or $69,966 at 6%.
Cyrusone LLC Health and Welfare Plan-313---
20132253$9,314,176$2,098,878$8,296iApproximate average salary by contribution assumption: employee only about $207,399 at 4% or $138,266 at 6%; with 50% employer match about $138,266 at 4% or $92,177 at 6%; with 100% employer match about $103,700 at 4% or $69,133 at 6%.
Cyrusone 401(K) Savings Plan-249$9,314,176$2,098,878$8,429iApproximate average salary by contribution assumption: employee only about $210,731 at 4% or $140,487 at 6%; with 50% employer match about $140,487 at 4% or $93,658 at 6%; with 100% employer match about $105,365 at 4% or $70,244 at 6%.
Cyrusone LLC Health and Welfare Plan-253---
20122242$3,693,778$1,107,319$4,576iApproximate average salary by contribution assumption: employee only about $114,392 at 4% or $76,262 at 6%; with 50% employer match about $76,262 at 4% or $50,841 at 6%; with 100% employer match about $57,196 at 4% or $38,131 at 6%.
Cyrusone 401(K) Savings Plan-226$3,693,778$1,107,319$4,900iApproximate average salary by contribution assumption: employee only about $122,491 at 4% or $81,661 at 6%; with 50% employer match about $81,661 at 4% or $54,440 at 6%; with 100% employer match about $61,246 at 4% or $40,830 at 6%.
Cyrusone LLC Health and Welfare Plan-242---