Industry · Form 5500 business code 327900
Other Nonmetallic Mineral Product Mfg: retirement plans
Plans whose sponsor entered this principal business activity code on Form 5500.
Form 5500 information is as filed by the plan administrator with the Department of Labor and may be amended. Figures reflect the plan year shown, not current balances. The business code is chosen by the filer from the list in the Form 5500 instructions.
For plan year 2024, 74 retirement plans in other nonmetallic mineral product mfg with 100 or more participants filed Form 5500: 64 defined contribution and 10 defined benefit. They reported 60,127 participant records and $5.40B in net assets, counting every plan on the form.
The median defined contribution plan held $62,398 per participant, above the national median of $53,031, and its employer put in $2,636 per active participant (national: $2,174). Among plans reporting Schedule C compensation the median was $124 per participant against $123 nationally.
Employers contributed $136M and participants $186M during the year, and the plans paid out $579M in benefits.
In 2009 the same group numbered 101 plans with $6.34B; by 2024 it was 74 plans (down 27%) and $5.40B (down 15%). From plan year 2023 the 100-participant line counts participants with account balances, which moved many plans to the short form.
Medians compared with all US plans
| Median plan, plan year 2024 | Industry: DC | US: DC | Industry: DB | US: DB |
|---|---|---|---|---|
| Net assets per participant | $62,398 | $53,031 | $62,021 | $86,234 |
| Employer contributions per active participant | $2,636 | $2,174 | $7,310 | $10,244 |
| Schedule C compensation per participant | $124 | $123 | $474 | $344 |
| Schedule C compensation, share of net assets | 0.21% | 0.26% | 0.69% | 0.42% |
| Administrative expenses per participant | $140 | $116 | $864 | $527 |
Medians across plans with 100 or more participants (60 DC and 10 DB plans with a Schedule H here). Fee medians cover plans reporting an amount. DC: defined contribution, such as 401(k) and 403(b). DB: defined benefit pension.
Distribution of DC plans
| Measure | 25th percentile | Median | 75th percentile | Plans |
|---|---|---|---|---|
| Net assets per participant | $40,463 | $62,398 | $102,815 | 60 |
| Employer contributions per active participant | $1,151 | $2,636 | $4,854 | 59 |
| Schedule C compensation per participant | $60.04 | $124 | $183 | 53 |
| Administrative expenses per participant | $56.79 | $140 | $221 | 57 |
Trend by plan year
| Plan year | Plans 100+ | Participants | Net assets | Employer contributions | Participant contributions | Median DC assets / participant | Median DC Sch. C / participant |
|---|---|---|---|---|---|---|---|
| 2025partial | 16 | 13,402 | $1.63B | $37.8M | $61.2M | $86,029 | $208 |
| 2024 | 74 | 60,127 | $5.40B | $136M | $186M | $62,398 | $124 |
| 2023 | 73 | 89,797 | $7.24B | $193M | $164M | $56,217 | $122 |
| 2022 | 85 | 94,353 | $6.74B | $191M | $155M | $51,263 | $136 |
| 2021 | 92 | 93,313 | $8.93B | $132M | $146M | $67,063 | $154 |
| 2020 | 91 | 90,362 | $8.67B | $127M | $135M | $62,731 | $128 |
| 2019 | 94 | 96,385 | $8.05B | $115M | $128M | $54,218 | $116 |
| 2018 | 97 | 100,531 | $7.07B | $108M | $122M | $45,248 | $102 |
| 2017 | 98 | 98,362 | $7.71B | $211M | $111M | $48,324 | $85.34 |
| 2016 | 90 | 111,310 | $8.05B | $316M | $101M | $50,209 | $72.83 |
| 2015 | 92 | 114,707 | $7.64B | $739M | $100M | $42,666 | $79.13 |
| 2014 | 96 | 114,889 | $7.40B | $102M | $90.4M | $45,146 | $76.14 |
| 2013 | 91 | 116,500 | $7.11B | $275M | $84.6M | $42,995 | $72.89 |
| 2012 | 91 | 118,057 | $6.27B | $227M | $76.9M | $37,704 | $50.85 |
| 2011 | 93 | 118,133 | $5.56B | $435M | $71.1M | $34,065 | $35.27 |
| 2010 | 97 | 193,169 | $6.83B | $295M | $66.8M | $35,777 | $37.85 |
| 2009 | 101 | 197,043 | $6.34B | $464M | $68.3M | $27,237 | $48.76 |
Plan year is the year in which the plan year began. The drop in large plans from 2023 follows a rule change: the 100-participant line now counts participants with account balances, so many plans moved to the short form.
Provider share
Service provider organisations named most often on the Schedule C of the 76 plans on this page's list, by number of plans. A plan usually names several providers.
Largest plans
The 40 largest by participants of 76 plans with a page on this site.
| Plan | Sponsor | State | Type | Participants | Net assets | Per participant | Employer / active | Sch. C / participant |
|---|---|---|---|---|---|---|---|---|
| Johns Manville Employees 401(k) Plan | Johns Manville Corporation | CO | DC | 7,254 | $1.18B | $162,909 | $4,436 | $59.49 |
| Pacific Coast Building Products, Inc. Profit Sharing Retirement Plan | Pacific Coast Building Products, Inc. | CA | DC | 5,381 | $313M | $58,185 | $6,917 | $67.68 |
| Msa Pension Plan | Msa Worldwide, LLC | PA | DB | 4,981 | $575M | $115,430 | — | $449 |
| Pacific Coast Building Products, Inc. 401(k) Savings Plan | Pacific Coast Building Products, in | CA | DC | 3,721 | $154M | $41,260 | $119 | $80.35 |
| Msa Retirement Savings Plan | Msa Worldwide, LLC | PA | DC | 2,817 | $415M | $147,479 | $4,055 | $78.44 |
| Acme Brick Company 401(k) Retirement & Savings Plan | Acme Building Brands, Inc. | TX | DC | 2,123 | $146M | $68,676 | $1,076 | $200 |
| Charlotte Pipe and Foundry Company 401(k) Retirement Savings Plan | Charlotte Pipe and Foundry Company | NC | DC | 2,076 | $284M | $137,034 | $5,617 | $93.85 |
| Lhoist North America 401(k) Plan | Lhoist North America, Inc. | TX | DC | 2,047 | $281M | $137,431 | $8,229 | $106 |
| General Shale Smart Savings 401(k) Plan | General Shale Brick, Inc. | TN | DC | 1,826 | $41.5M | $22,740 | $1,058 | $63.51 |
| Knauf Insulation Retirement Plan | Knauf Insulation, Inc. | IN | DC | 1,768 | $180M | $101,741 | $4,535 | $114 |
| Vibrantz 401(k) Plan | Vibrantz Corporation | TX | DC | 1,537 | $253M | $164,718 | $4,428 | $92.64 |
| Vibrantz Corporation Pension Plan for Legacy Employees | Vibrantz Corporation | TX | DB | 1,119 | $126M | $112,828 | $13,223 | $499 |
| Cold Spring Granite Company 401(k) Retirement Plan | Cold Spring Granite Company | MN | DC | 1,040 | $139M | $133,666 | $2,582 | $158 |
| Bay Family of Companies 401(k) Plan | Aws/gb Corporation | WI | DC | 934 | $90.5M | $96,887 | $1,852 | $252 |
| Roxul USA Retirement and Savings Plan | Roxul USA Inc. | IL | DC | 858 | $70.3M | $81,921 | $4,891 | $156 |
| Allied Stone, Inc. 401(k) Plan | Allied Stone, Inc. | TX | DC | 833 | $5.3M | $6,368 | $322 | $28.21 |
| The General Shale 401(k) Plan | General Shale Brick, Inc. | TN | DC | 832 | $139M | $166,897 | $4,995 | $14.31 |
| The Fiesta Tableware Company and the United Steel, and Forestry, Rubber, Manufacturing, Energy, Allie Service Workers Intl Union Local 419M | The Fiesta Tableware Company | WV | DC | 819 | $8.1M | $9,931 | $260 | $85.46 |
| Overhead Door Corporation Retirement Plan for Hourly Employees | Overhead Door Corporation | TX | DC | 722 | $19.2M | $26,580 | $386 | $131 |
| Panariagroup USA Savings & Investment Plan | Panariagroup USA, Inc. | KY | DC | 690 | $26.3M | $38,071 | $668 | $53.69 |
| Coorstek, Inc. Retirement Plan | Coorstek, Inc. | CO | DB | 686 | $40.7M | $59,374 | — | $613 |
| Hi-Temp Insulation Savings and Retirement Plan | Hi-Temp Insulation, Inc. | CA | DC | 685 | $58.9M | $86,029 | $7,433 | $208 |
| American Integrated Services, Inc. 401(k) Profit Sharing Plan | American Integrated Services, Inc. | CA | DC | 669 | $30.8M | $46,056 | $3,440 | $173 |
| Toto USA, Inc. 401(k) Retirement Plan | Toto USA, Inc. | GA | DC | 669 | $49.5M | $73,991 | $2,021 | $157 |
| Radiac Abrasives, Inc. 401(k) Retirement Savings Plan | Radiac Abrasives, Inc. | IL | DC | 630 | $33.4M | $53,010 | $1,618 | $167 |
| Material Yard Workers Local No. 1175 Pension Fund | Board of Trustees of Material Yard Workers Local No. 1175 Pension Plan | NY | DB | 624 | $40.4M | $64,668 | $5,985 | $388 |
| Knauf 401(k) Plan for Union Employees | Knauf Insulation, Inc. | IN | DC | 591 | $50.5M | $85,458 | $3,422 | $99.50 |
| Miles Sand & Gravel Company Retirement Plan | Miles Sand & Gravel Company | WA | DC | 548 | $58.1M | $106,035 | $8,197 | $170 |
| Caesarstone USA, Inc. 401(k) & | Caesarstone USA, Inc. | NC | DC | 507 | $12.6M | $24,797 | $2,244 | $15.83 |
| Mutual Materials Company Savings Plan | Mutual Materials Company | WA | DC | 491 | $35.4M | $72,017 | $1,105 | $178 |
| Diamond Foundry 401(k) Plan | Diamond Foundry, Inc. | CA | DC | 482 | $11.1M | $22,930 | $216 | $6.31 |
| Floform Countertops LLC 401(k) Plan | Floform Countertops LLC | WA | DC | 440 | $9.8M | $22,343 | $1,802 | $89.79 |
| Edw. C. Levy Co. 401(k) Plan for Bargaining Unit Employees | Edw. C. Levy Co. | MI | DC | 434 | $30.6M | $70,614 | $2,636 | $60.04 |
| Cimbar 401(k) Plan | United Minerals & Properties, Inc. | GA | DC | 430 | $10.0M | $23,308 | $1,440 | $44.58 |
| Dicalite Management Group, Inc. Tax Sheltered Savings Plan | Dicalite Management Group, Inc. | PA | DC | 404 | $10.9M | $26,953 | $1,695 | $293 |
| Bellingham Marine Industries 401(k) Plan | Bellingham Marine Industries Inc. | FL | DC | 393 | $18.7M | $47,598 | $2,666 | $183 |
| Thiele Kaolin Company Retirement Plan | Thiele Kaolin Company | GA | DB | 376 | $100M | $266,539 | — | $1,128 |
| Asbury Carbons, Inc. 401(k) Savings Plan | Asbury Carbons, Inc. | NJ | DC | 358 | $28.1M | $78,526 | $7 | $197 |
| Triangle Brick Company Incentive Savings and Retirement Plan | Triangle Brick Company | NC | DC | 345 | $21.5M | $62,369 | $2,666 | $34.53 |
| Superior Technical Ceramics Corporation 401(k) Plan | Superior Technical Ceramics Corporation | VT | DC | 297 | $18.5M | $62,324 | $3,890 | — |
By plan size
By state
Questions and answers
How many retirement plans are there in other nonmetallic mineral product mfg?
74 plans with 100 or more participants filed Form 5500 for plan year 2024, out of 94 pension plans on the full form. Smaller plans file Form 5500-SF and are counted separately where shown.
What is the typical 401(k) balance in other nonmetallic mineral product mfg?
The median defined contribution plan reported $62,398 in net assets per participant (middle half of plans: $40,463 to $102,815); nationally it was $53,031. This is a plan-level average that includes former employees, not a typical person's balance.
What do employers contribute in other nonmetallic mineral product mfg?
The median defined contribution plan received $2,636 in employer contributions per active participant, against $2,174 nationally. Plans with no employer contribution are included at zero.
What are average 401(k) fees in other nonmetallic mineral product mfg?
Among defined contribution plans that report any Schedule C compensation, the median was $124 per participant and 0.21% of net assets (nationally $123 and 0.26%). Schedule C leaves out fund expense ratios and fees the employer pays, so it understates total cost.
Where does this come from?
Form 5500 annual reports in the EBSA research files, with filings received through 24 Aug 2026. Medians are computed by this site across plans with 100 or more participants.
Provenance
Source: U.S. Department of Labor, Employee Benefits Security Administration, Form 5500 research files, public domain, with filings received through 24 Aug 2026. Totals count every pension plan on the full form; medians and the plan list cover plans with 100 or more participants. See the methodology.