Packaging Corporation of America 401(k) and pension plans

Packaging Corporation of America, Lake Forest, IL. EIN 36-4277050. Annual reports 2009–2025. Also filed as Boise Paper Holdings L.L.C.; Boise Paper Holdings, L.L.C.

Packaging Corporation of America has 5 active retirement plans on file. The largest is the Packaging Corporation of America Thrift Plan for Hourly Employees, with 15,621 participants and $1.5 billion in assets in 2025. Alight has been its recordkeeper since 2022.

Active plans
5
Participants
35,009
Plan assets
$4.3 billion
401(k) recordkeeper
Alight
Plans on file
10
Industry
Manufacturing

All 10 plans

Active plans first

Packaging Corporation of America Thrift Plan for Hourly Employees

401(k) with ESOPActive

Active. The plan filed its annual report for the 2025 plan year.

Plan number
001Employer EIN 36-4277050
Participants (2025)
15,621
Net assets (2025)
$1.5 billion
Recordkeeper
Alight2022–2025
Plan administrator
Kelly L. Johnson Mgr, Health & Welfare and Retirement Plans
1 North Field Court
Lake Forest, IL 60045
(847) 482-2306As filed for 2025
In effect since
February 1, 2000

Plans merged into this one: Boise Paper Holdings, L.L.C. Retirement Savings Plan (2021); Boise Paper Holdings, L.L.C. Retirement Savings Plan (2019).

Year by year, 2009 to 2025
Plan yearParticipantsNet assetsRecordkeeper
202515,621$1.5 billionAlight
202415,028$1.3 billionAlight
202313,634$1.1 billionAlight
202213,635$975 millionAlight
202110,309$364 millionnot listed
202012,586$1.0 billionnot listed
20198,913$461 millionnot listed
20166,876$276 millionnot listed
20156,561$242 millionnot listed
20145,598$227 millionnot listed
20135,316$204 millionnot listed
20125,359$170 millionnot listed
20115,106$151 millionnot listed
20105,088$146 millionnot listed
20095,182$132 millionnot listed

Packaging Corporation of America Retirement Savings Plan for Salaried Employees

401(k) with ESOPActive

Active. The plan filed its annual report for the 2025 plan year.

Plan number
002Employer EIN 36-4277050
Participants (2025)
6,082
Net assets (2025)
$1.7 billion
Plan administrator
Kelly L. Johnson Mgr, Health & Welfare and Retirement Plans
1 North Field Court
Lake Forest, IL 60045
(847) 482-2306As filed for 2025
In effect since
February 1, 2000

Plans merged into this one: Boise Paper Holdings, L.L.C. Savings Plan (2017).

Year by year, 2009 to 2025
Plan yearParticipantsNet assetsRecordkeeper
20256,082$1.7 billionnot listed
20245,773$1.6 billionnot listed
20235,655$1.4 billionnot listed
20225,798$1.2 billionnot listed
20215,601$1.0 billionnot listed
20205,642$1.4 billionnot listed
20195,599$1.1 billionnot listed
20164,153$557 millionnot listed
20153,385$482 millionnot listed
20143,084$497 millionnot listed
20132,756$443 millionnot listed
20122,695$343 millionnot listed
20112,621$280 millionnot listed
20102,556$270 millionnot listed
20092,511$231 millionnot listed

Packaging Corporation of America Hourly Pension Plan

Pension (defined benefit)Active

Active. The plan filed its annual report for the 2024 plan year.

Plan number
003Employer EIN 36-4277050
Participants (2024)
7,436
Net assets (2024)
$352 million
Plan administrator
Kelly L. Johnson Mgr, Health & Welfare and Retirement Plans
1 North Field Court
Lake Forest, IL 60045
(847) 482-2306As filed for 2024
In effect since
January 1, 2003
Year by year, 2009 to 2024
Plan yearParticipantsNet assetsRecordkeeper
20247,436$352 millionnot listed
20237,619$371 millionnot listed
20227,702$350 millionnot listed
20217,830$442 millionnot listed
20207,947$398 millionnot listed
20197,693$329 millionnot listed
20188,040$258 millionnot listed
20178,279$253 millionnot listed
20168,241$221 millionnot listed
20157,868$196 millionnot listed
20148,113$176 millionnot listed
20138,374$174 millionnot listed
20127,949$165 millionnot listed
20118,017$136 millionnot listed
20107,271$109 millionnot listed
20097,057$85.5 millionnot listed

Boise Paper Holdings, L.L.C. Consolidated Pension Plan

Pension (defined benefit)Active

Active. The plan filed its annual report for the 2024 plan year.

Plan number
011Employer EIN 36-4277050
Participants (2024)
4,523
Net assets (2024)
$497 million
Plan administrator
Kelly L. Johnson Mgr, Health & Welfare and Retirement Plans
1 North Field Court
Lake Forest, IL 60045
(847) 482-2306As filed for 2024
In effect since
January 1, 2008

Plans merged into this one: Boise Cascade Company Pension Plan a (2013); Boise Cascade L.L.C. Pension Plan C (2009); Boise Paper Holdings L.L.C. International Falls Pension Plan (2022); Boise Paper Holdings, L.L.C. Pension Plan for Salaried Employees (2022); Boise Paper Holdings L.L.C. Pension Plan P (2022).

Earlier sponsor: Boise Paper Holdings L.L.C. (2009–2016).

Earlier plan names: Boise Paper Holdings L.L.C. Pension Plan C; Boise Paper Holdings L.L.C. Consolidated Pension Plan.

Year by year, 2009 to 2024
Plan yearParticipantsNet assetsRecordkeeper
20244,523$497 millionnot listed
20234,550$524 millionnot listed
20224,614$510 millionnot listed
20211,728$145 millionnot listed
20201,744$142 millionnot listed
20191,756$123 millionnot listed
20181,767$98.7 millionnot listed
20171,774$111 millionnot listed
20161,787$100 millionnot listed
20151,801$97.6 millionnot listed
20141,811$103 millionnot listed
20131,829$96.9 millionnot listed
20121,842$91.8 millionnot listed
20112,047$84.8 millionnot listed
20092,044$63.9 millionnot listed

Packaging Corporation of America Pension Plan for Eligible Grandfathered Salaried Employees

Pension (defined benefit)Active

Active. The plan filed its annual report for the 2024 plan year.

Plan number
004Employer EIN 36-4277050
Participants (2024)
1,347
Net assets (2024)
$285 million
Plan administrator
Kelly L. Johnson Mgr, Health & Welfare and Retirement Plans
1 North Field Court
Lake Forest, IL 60045
(847) 482-2306As filed for 2024
In effect since
May 1, 2004
Year by year, 2009 to 2024
Plan yearParticipantsNet assetsRecordkeeper
20241,347$285 millionnot listed
20231,369$292 millionnot listed
20221,376$246 millionnot listed
20211,387$312 millionnot listed
20201,399$278 millionnot listed
20191,403$235 millionnot listed
20181,406$175 millionnot listed
20171,424$169 millionnot listed
20161,423$148 millionnot listed
20151,427$126 millionnot listed
20141,429$110 millionnot listed
20131,445$109 millionnot listed
20121,443$103 millionnot listed
20111,408$85.1 millionnot listed
20101,448$68.3 millionnot listed
20091,446$56.1 millionnot listed

Boise Paper Holdings L.L.C. International Falls Pension Plan

Pension (defined benefit)Merged

Merged. In 2022 its assets moved to the Boise Paper Holdings L.L.C. Consolidated Pension Plan, sponsored by Packaging Corporation of America (EIN 36-4277050, plan 011). Accounts moved with them, so that plan is the one to contact.

Plan number
013Employer EIN 36-4277050
Participants (2021)
874
Net assets (2021)
$102 million
Plan administrator
Michelle Wojdyla VP- Employee Benefits, Packaging Corp. of America
1 North Field Court
Lake Forest, IL 60045
(847) 482-3009As filed for 2022
In effect since
July 31, 2004

Earlier sponsor: Boise Paper Holdings L.L.C. (2009–2016).

Year by year, 2009 to 2022
Plan yearParticipantsNet assetsRecordkeeper
20220$0not listed
2021874$102 millionnot listed
2020875$100 millionnot listed
2019880$85.6 millionnot listed
2018887$70.0 millionnot listed
2017890$76.7 millionnot listed
2016893$69.4 millionnot listed
2015898$66.8 millionnot listed
2014928$71.2 millionnot listed
2013933$67.2 millionnot listed
2012942$63.3 millionnot listed
2011964$56.6 millionnot listed
2009919$41.5 millionnot listed

Boise Paper Holdings, L.L.C. Pension Plan for Salaried Employees

Pension (defined benefit), frozenMerged

Merged. In 2022 its assets moved to the Boise Paper Holdings L.L.C. Consolidated Pension Plan, sponsored by Packaging Corporation of America (EIN 36-4277050, plan 011). Accounts moved with them, so that plan is the one to contact.

Plan number
010Employer EIN 36-4277050
Participants (2021)
1,421
Net assets (2021)
$322 million
Plan administrator
Michelle Wojdyla VP- Employee Benefits, Packaging Corp. of America
1 North Field Court
Lake Forest, IL 60045
(847) 482-3009As filed for 2022
In effect since
January 1, 2008

Earlier sponsor: Boise Paper Holdings L.L.C. (2009–2016).

Earlier plan names: Boise Paper Holdings L.L.C. Salaried Pension Plan.

Year by year, 2009 to 2022
Plan yearParticipantsNet assetsRecordkeeper
20220$0not listed
20211,421$322 millionnot listed
20201,432$317 millionnot listed
20191,446$277 millionnot listed
20181,449$233 millionnot listed
20171,448$264 millionnot listed
20161,455$241 millionnot listed
20151,459$236 millionnot listed
20141,463$251 millionnot listed
20131,472$236 millionnot listed
20121,472$224 millionnot listed
20111,596$201 millionnot listed
20091,599$160 millionnot listed

Boise Paper Holdings L.L.C. Pension Plan P

Pension (defined benefit), frozenMerged

Merged. In 2022 its assets moved to the Boise Paper Holdings L.L.C. Consolidated Pension Plan, sponsored by Packaging Corporation of America (EIN 36-4277050, plan 011). Accounts moved with them, so that plan is the one to contact.

Plan number
012Employer EIN 36-4277050
Participants (2021)
813
Net assets (2021)
$110 million
Plan administrator
Michelle Wojdyla VP- Employee Benefits, Packaging Corp. of America
1 North Field Court
Lake Forest, IL 60045
(847) 482-3009As filed for 2022
In effect since
July 31, 2004

Earlier sponsor: Boise Paper Holdings L.L.C. (2009–2016).

Year by year, 2009 to 2022
Plan yearParticipantsNet assetsRecordkeeper
20220$0not listed
2021813$110 millionnot listed
2020824$116 millionnot listed
2019833$107 millionnot listed
2018840$90.8 millionnot listed
2017842$102 millionnot listed
2016849$92.2 millionnot listed
2015855$89.3 millionnot listed
2014858$94.7 millionnot listed
2013871$89.0 millionnot listed
2012874$84.8 millionnot listed
2011993$68.9 millionnot listed
20091,003$53.6 millionnot listed

Boise Paper Holdings, L.L.C. Retirement Savings Plan

401(k) with ESOPMerged

Merged. In 2021 its assets moved to the Packaging Corporation of America Thrift Plan for Hourly Employees, sponsored by Packaging Corporation of America (EIN 36-4277050, plan 001). Accounts moved with them, so that plan is the one to contact.

Plan number
005Employer EIN 36-4277050
Participants (2021)
3,382
Net assets (2021)
$387 million
Last listed recordkeeper
Principal2013–2015
Plan administrator
Packaging Corporation of America
1955 West Field Court
Lake Forest, IL 60045
(847) 482-3000As filed for 2021
In effect since
February 21, 2008

Earlier sponsor: Boise Paper Holdings L.L.C. (2009–2016).

Earlier plan names: Boise Paper Holdings L.L.C. Retirement Savings Plan (RSP).

Year by year, 2009 to 2021
Plan yearParticipantsNet assetsRecordkeeper
20213,382$387 millionnot listed
20190$0not listed
20163,267$329 millionnot listed
20153,207$308 millionPrincipal
20143,466$319 millionPrincipal
20133,482$302 millionPrincipal
20123,630$272 millionnot listed
20113,345$240 millionnot listed
20103,130$231 millionnot listed
20092,704$196 millionnot listed

Boise Paper Holdings, L.L.C. Retirement Savings Plan

401(k) with ESOPMerged

Merged. In 2019 its assets moved to the Packaging Corporation of America Thrift Plan for Hourly Employees, sponsored by Packaging Corporation of America (EIN 36-4277050, plan 001). Accounts moved with them, so that plan is the one to contact.

Plan number
041Employer EIN 36-4277050
Plan administrator
Packaging Corporation of America
1 North Field Court
Lake Forest, IL 60045
(847) 482-3000As filed for 2019
In effect since
February 21, 2008

If you had money in one of these plans

  1. Call Alight (alight.com), which runs the Packaging Corporation of America Thrift Plan for Hourly Employees. With your Social Security number and the plan name, it can tell you whether you still have a balance and, if not, where it went.
  2. Or call the plan administrator listed on the plan below ((847) 482-2306). That number was filed for 2025; ask for the benefits or retirement plan office.
  3. If your plan was merged, your account moved with it. Follow the link on the plan to the plan it went into, and contact that one.
  4. Still stuck? The Department of Labor's benefits advisers help for free: askebsa.dol.gov or 1-866-444-3272. Never pay anyone to find your own money.

What these numbers are

Sources: U.S. Department of Labor, Form 5500 datasets and PBGC trusteed plans. How we read them.

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