| Company Name: | BUILDERS FIRSTSOURCE, INC. |
| Employer identification number (EIN): | 522084569 |
| NAIC Classification: | 423300 |
The following addresses have been detected on the 401k submissions:
| USA Mailing Address | |||||
|---|---|---|---|---|---|
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| Date first seen: 2007-01-01 | |||||
| Date last seen: 2025-09-30 | |||||
| USA Location Address | ||||||
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| Date first seen: 2007-01-01 | ||||||
| Date last seen: 2025-09-30 | ||||||
| USA Mailing Address | |||||
|---|---|---|---|---|---|
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| Date first seen: 2017-10-03 | |||||
| Date last seen: 2018-10-11 | |||||
| USA Mailing Address | ||||||
|---|---|---|---|---|---|---|
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| Date first seen: 2007-10-01 | ||||||
| Date last seen: 2025-11-20 | ||||||
| USA Mailing Address | |||||
|---|---|---|---|---|---|
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| Date first seen: 2007-01-01 | |||||
| Date last seen: 2025-11-22 | |||||
| USA Mailing Address | ||||||
|---|---|---|---|---|---|---|
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| Date first seen: 2007-01-01 | ||||||
| Date last seen: 2025-10-03 | ||||||
| USA Mailing Address | |||||
|---|---|---|---|---|---|
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| Date first seen: 2007-01-01 | |||||
| Date last seen: 2025-10-03 | |||||
| Date | Description |
|---|---|
| 2022-10-13 | 522084569 Change of plan name detected from BUILDERS FIRSTSOURCE FLEX PLAN to BUILDERS FIRSTSOURCE HEALTH AND WELFARE PLAN for plan ID 501 |
| 2022-10-12 | 522084569 Change of plan name detected from EMPLOYEE 401K SAVINGS PLAN to BUILDERS FIRSTSOURCE 401(K) SAVINGS PLAN for plan ID 001 |
| Plan id# | Plan Name | Plan Start Date | Plan Effective Date |
|---|---|---|---|
| 001 | BUILDERS FIRSTSOURCE 401(K) SAVINGS PLAN | 2014-01-01 | 1998-07-01 |
| 501 | BUILDERS FIRSTSOURCE HEALTH AND WELFARE PLAN | 2009-01-01 | 1998-03-21 |
| 503 | BUILDERS FIRSTSOURCE, INC. SEVERANCE PLAN | 2016-11-01 | 2016-11-01 |
| 504 | BUILDERS FIRSTSOURCE, INC. SEVERANCE PLAN FOR DESIGNATED MANAGERS | 2016-11-01 | 2016-11-01 |