> Enrich.chat gives AI agents verified work emails and mobiles. To use it from an agent, read https://enrich.chat/agents.md . This is the Markdown version of https://enrich.chat/naics/321992/ # NAICS code 321992: Prefabricated Wood Building Manufacturing The companies classified under NAICS 321992, where they are based, how big they are and how the code maps to SIC. By Enrich.chat Editorial. Updated October 22, 2026. **Short answer:** NAICS 321992 is the code for Prefabricated Wood Building Manufacturing, in sector 31-33: Manufacturing. The companies counted under it are mostly very small: 50% have 50 or fewer employees, and 66% are headquartered in the United States. ## What is NAICS 321992? NAICS 321992 is the code for Prefabricated Wood Building Manufacturing. It belongs to sector 31-33: Manufacturing. NAICS, the North American Industry Classification System, is the standard U.S. government agencies use to sort businesses by what they mainly do, and each digit narrows the category. Most of the companies counted also carry SIC 2452, Manufacturing prefabricated wood buildings, in the older SIC system (77%). NAICS is a North American system, so companies outside the US, Canada and Mexico are placed in it by classification. - 50% of the companies counted have 50 or fewer employees, and the middle one is in the 11 to 50 range. - The largest group is headquartered in the United States (66%). - Most were founded in the 1970s (21%), then the before 1960 (19%). **Figure: How NAICS 321992 is built.** The code 321992 split into its parts: sector 32, then subsector, industry group, NAICS industry and U.S. industry. *The six digits of NAICS 321992. Each digit narrows the category.* ## Which companies are classified under NAICS 321992? The biggest by headcount range include Bien-Zenker, Commodore Homes, Huf Haus GmbH & Co. Kg, Fertighaus Weiss and American Modular Systems. Names link to a company profile where we have one. | Company | Headquarters | Employees | | --- | --- | --- | | Bien-Zenker | Schluchtern, Germany | 501 to 1,000 | | Commodore Homes | Elkhart, IN | 501 to 1,000 | | Huf Haus GmbH & Co. Kg | Hartenfels, Germany | 201 to 500 | | Fertighaus Weiss | Oberrot, Germany | 201 to 500 | | American Modular Systems | Manteca, CA | 201 to 500 | | Jukkatalo | Oulu, Finland | 201 to 500 | | Fero International | Stoney Creek, Canada | 51 to 200 | | Ramtech Building Systems | Mansfield, TX | 51 to 200 | | Timber Block | Mascouche, Canada | 51 to 200 | | Discovery Dream Homes | Peterborough, Canada | 51 to 200 | | Wausau Homes | Rothschild, WI | 51 to 200 | | Lester Building Systems | Lester Prairie, MN | 51 to 200 | | Lindal Cedar Homes | Seattle, WA | 51 to 200 | | Linwood Homes | Richmond, Canada | 51 to 200 | | Modern Building Systems | Aumsville, OR | 51 to 200 | | Southland Log Homes | Irmo, SC | 51 to 200 | | Dynamic Homes | Detroit Lakes, MN | 51 to 200 | | Beracah Homes | Greenwood, DE | 51 to 200 | | Blue Ridge Log Cabins | Campobello, SC | 51 to 200 | | Wallace Building Products | Danbury, NH | 51 to 200 | | Sievi Element | Sievi, Finland | 51 to 200 | | Triangle Building Products | Medford, NY | 51 to 200 | | Bittermann & Weiss Holzhaus | Grossrinderfeld, Germany | 51 to 200 | | Reeds Ferry Small Buildings | Hudson, NH | 51 to 200 | | Home One | Berlin, Germany | 11 to 50 | The table shows the 25 biggest by headcount range, with ties broken by audience size. The charts and percentages below cover every company counted for this page, not just these 25, and companies with fewer than 11 employees are not counted. Headquarters is the location on each company's public profile. ## Where are NAICS 321992 companies based? The largest groups are headquartered in the United States (66%), Germany (14%) and Canada (10%). **Figure: Where companies in NAICS 321992 are based.** Bars for the share of counted companies in NAICS 321992 headquartered in each country: United States 66%, Germany 14%, Canada 10%, Finland 6%. *Share of counted companies in NAICS 321992 by headquarters country.* ## How big are the companies counted for NAICS 321992? 50% of them have 50 or fewer employees, and the middle one is in the 11 to 50 range. Companies with fewer than 11 employees are not counted. **Figure: Size of companies in NAICS 321992.** Seven columns for the share of counted companies in NAICS 321992 in each employee range: 11 to 50 50%, 51 to 200 37%, 201 to 500 10%, 501 to 1,000 4%, 1,001 to 5,000 0%, 5,001 to 10,000 0%, 10,001+ 0%. *Share of counted companies in NAICS 321992 in each employee range.* ## How NAICS 321992 compares - 50% of companies in NAICS 321992 have 50 or fewer employees, against 60% across all NAICS codes on this site. ## How do NAICS 321992 companies describe themselves? A code is assigned by classification, and a company does not choose its own, so the label a company uses for itself can differ. The most common labels here are Construction (58%), Wholesale Building Materials (19%) and Architecture and Planning (12%). **Figure: How companies in NAICS 321992 describe themselves.** Bars for the share of counted companies in NAICS 321992 that give each industry on their public profile: Construction 58%, Wholesale Building Materials 19%, Architecture and Planning 12%. *Share of counted companies in NAICS 321992 by the industry they list on their public profile.* ## NAICS 321992 and the SIC system NAICS replaced SIC in 1997, but the two do not line up one to one: companies filed under one NAICS code can carry several SIC codes. These are the ones seen most. | Code | Title | Share of counted | | --- | --- | --- | | SIC 2452 | Manufacturing prefabricated wood buildings | 77% | | [SIC 1521](https://enrich.chat/naics/236115/) | Single-family house construction | 4% | | [SIC 1542](https://enrich.chat/naics/236220/) | Nonresidential construction | 4% | | [SIC 1751](https://enrich.chat/naics/238130/) | Carpentry contractor | 4% | ## Where NAICS codes come from NAICS is maintained by the U.S. Census Bureau with Canada and Mexico and revised every five years; the current edition is NAICS 2022. To check exactly what a code includes, search the [official NAICS index](https://www.census.gov/naics/) or read the Census Bureau's [guide to understanding NAICS](https://www.census.gov/programs-surveys/economic-census/year/2022/guidance/understanding-naics.html). Pick a code by what a company mostly does, not by who it sells to. ## How do you reach the people at NAICS 321992 companies? The people to talk to are usually operations, supply chain and procurement leaders. You can build the list from this code in three prompts to your AI agent. ### 1. Count them (free) Counting who matches never uses credits. ```text Use www.enrich.chat to count the companies with NAICS code 321992 (Prefabricated Wood Building Manufacturing) ``` ### 2. Find the people (5 credits per person) Name the roles you sell to. Each person returned is 5 credits, and name, title and company are included. ```text Use www.enrich.chat to find the operations, supply chain and procurement leaders at companies with NAICS code 321992, with their titles ``` ### 3. Get their work emails (10 credits each) An email is 10 credits only when one is found. Every email comes with a status: verified, catch-all or unknown. ```text Use www.enrich.chat to find the work emails for these people and tell me which ones are verified ``` ## More to explore Codes next to it: [NAICS 321911: Wood Window and Door Manufacturing](https://enrich.chat/naics/321911/)[NAICS 321920: Wood Container and Pallet Manufacturing](https://enrich.chat/naics/321920/) Others in sector 31-33: [NAICS 325412: Pharmaceutical Preparation Manufacturing](https://enrich.chat/naics/325412/)[NAICS 326199: All Other Plastics Product Manufacturing](https://enrich.chat/naics/326199/)[NAICS 339112: Surgical and Medical Instrument](https://enrich.chat/naics/339112/)[NAICS 336390: Other Motor Vehicle Parts Manufacturing](https://enrich.chat/naics/336390/)[NAICS 332710: Machine Shops](https://enrich.chat/naics/332710/)[NAICS 312130: Wineries](https://enrich.chat/naics/312130/)[NAICS 333111: Farm Machinery and Equipment Manufacturing](https://enrich.chat/naics/333111/)[NAICS 334413: Semiconductor and Related Device](https://enrich.chat/naics/334413/) ## Frequently asked questions ### What is NAICS code 321992? NAICS 321992 is the code for Prefabricated Wood Building Manufacturing, in sector 31-33: Manufacturing. ### What is the SIC code for NAICS 321992 (Prefabricated Wood Building Manufacturing)? 77% of the companies counted carry SIC 2452 (Manufacturing prefabricated wood buildings), but the two systems do not map one to one. ### Which companies are classified under NAICS 321992? The biggest by headcount range include Bien-Zenker, Commodore Homes, Huf Haus GmbH & Co. Kg, Fertighaus Weiss and American Modular Systems. The page lists 25 with links to their profiles where we have them. ### Where are NAICS 321992 companies based? The largest groups are headquartered in the United States (66%), Germany (14%) and Canada (10%). ### How big are the companies in NAICS 321992? 50% have 50 or fewer employees, and the middle one is in the 11 to 50 range. Companies with fewer than 11 employees are not counted. ### How do I find a company's NAICS code? Search the official NAICS index at the U.S. Census Bureau for the code that matches what the company mostly does. Public companies in the US also list a SIC code in their SEC EDGAR profile. ## Try this prompt Find the people at NAICS 321992 companies ```text Use www.enrich.chat to find the operations, supply chain and procurement leaders at companies with NAICS code 321992, with titles and verified work emails ``` ## Related - [Companies using a technology](https://enrich.chat/companies-using/) - [NAICS 321911](https://enrich.chat/naics/321911/) - [NAICS 321920](https://enrich.chat/naics/321920/) - [Tech stack lookup](https://enrich.chat/tools/tech-stack-lookup/)