Menu Close SIC Codes. What is the NAICS Code for Structural Steel and Precast Concrete Contractors ? NAICS Code 238120. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. Architectural Glass And Aluminum Co. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. NAICS Code 236220 - Commercial and Institutional Building Construction sits in the 2-digit Construction sector. SIC Codes SIC Code. SIC Codes SIC Code. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. Foundation, Structure, and Building Exterior Contractors. SIC Codes SIC Code. NAICS Code and Title: 238120 Structural steel and precast concrete contractors. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. Inc" of Arvada, CO 80004 operates primarily in SIC Code 1791 - Structural Steel Erection and NAICS Code 238120 - Structural Steel and Precast Concrete Contractors. 95 3. 8 1. Allsteel Structures located in Middle Grove, NY 12850 operates in SIC Code 1791 and NAICS Code 238120. Menu Close SIC Codes. Poured Concrete Foundation and Structure Contractors. Code Conversions. Code Conversions. Menu Close SIC Codes. Menu Close SIC Codes. 238120 - Structural Steel and Precast Concrete ContractorsThe description for the NAICS Code 238120 - Structural Steel and Precast Concrete Contractors is: This Industry Comprises Establishments Primarily Engaged In (1). Vol. S. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC (International). A And C Steel Erectors Inc located in Abington, MA 02351 operates in SIC Code 1791 and NAICS Code 238120. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. Code Conversions. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. What Is a Classification System SIC vs NAICS Codes About Our. CA Class Code. WS Steel Erection, LLC located in San Antonio, TX 78261 operates in SIC Code 1791 and NAICS Code 238120. accurate industrial classification codes. SIC vs NAICS Codes Business List By NAICS Code Why Do I Need a NAICS Code. 9 NAICS Code Description. Introduction to NAICS. 3%: 11-0000:. 2 2. , structural precast, structural prestressed) installation. 238120. Code Conversions. SIC Codes SIC Code Lookup / Directory What is a SIC Code? History of SIC Codes Structure of SIC Codes Extended SIC Codes SIC Code FAQ. A And H Construction located in Owensboro, KY 42301 operates in SIC Code 1791 and NAICS Code 238120. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. Shepard Steel Co Inc located in South San Francisco, CA 94080 operates in SIC Code 1791 and NAICS Code 238120. Menu Close SIC Codes. SIC Codes SIC Code Lookup / Directory What is a SIC Code? History of SIC Codes Structure of SIC Codes Extended SIC Codes SIC Code FAQ. Menu Close SIC Codes. SIC Codes SIC Code. Then refer either to: 1) the NAICS United States Structure to search the titles from the 2-digit level down through the 6-digit, more detailed level, to find the appropriate code; or 2) the Alphabetic Index to search alphabetically for the primary activity and its corresponding code. 35 238160 1761 Roofing Contractors 4. NAICS Code Closing Date; Description SOL -. Detailed NAICS and Bridge Code Titles: 2002 F–1 Not applicable for this report. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. Code Conversions. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. 2: Private industry 2. Specialty trade construction contractors also fall under business sector 23 but are specifically grouped under subsector 8. SIC Codes SIC Code. "American Bridge" of Pittsburgh, PA 15203 operates primarily in SIC Code 1791 - Structural Steel Erection and NAICS Code 238120 - Structural Steel and Precast Concrete Contractors. S. Code Conversions. 238990. Steel Masters LP located in Houston, TX 77080 operates in SIC Code 1791 and NAICS Code 238120. SIC Codes SIC Code. Legacy Steel located in Grand Rapids, MI 49507 operates in SIC Code 1791 and NAICS Code 238120. SIC Codes SIC Code. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. Code Conversions. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. Code Conversions. NAICS Code Description. Up Level: 23 » 238 » 2381 » 23812 » 238120. 456120 - 2007 NAICS 2012 NAICS 2017 NAICS Index Entries for 456120; Click Here for Data Appends & Targeted Marketing Lists. Code Conversions. Code Conversions. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. from the Department of Veterans Affairs. SIC vs NAICS. 79: $66,130: 0. By Sector. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. Business Overview "Dalworth Restoration" of Dallas, TX 75247 operates primarily in SIC Code 1791 - Structural Steel Erection and NAICS Code 238120 - Structural Steel and Precast Concrete Contractors. Florence Metal Products located in Oakland, CA 94621 operates in SIC Code 1791 and NAICS Code 238120. Two-Digit NAICS Sectors . Rebar Specialist Inc located in Saint Louis, MO 63147 operates in SIC Code 1791 and NAICS Code 238120. Here is an example of how NAICS codes are related to Census industry codes: The Census industry code 0770 for CONSTRUCTION includes the following NAICS codes (as well as others): Roof Contracting (NAICS 238160) House Painting Contracting (NAICS 238320) Building Contractor (NAICS 238120) Construction (Census industry code 0770)Javier Steel Corp located in Louisville, KY 40222 operates in SIC Code 1791 and NAICS Code 238120. Keywords. 5 7. SIC vs NAICS. SECTOR TITLE. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. North American Industry Classification System (NAICS) Canada 2012 - This Canadian industry comprises establishments primarily engaged in structural framing and sheathing using materials other than structural steel or concrete. NAICS CODE Foundation, Structure, and Building Exterior Contractors SIZE CAP ($ MIL) 238120 Reinforcing Steel $ 15. Menu Close SIC Codes. 238990. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. business economy. JJ Connor Co Inc located in Youngstown, OH 44507 operates in SIC Code 1791 and NAICS Code 238120. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. 6 2. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. Menu Close SIC Codes. Menu Close SIC Codes. Menu Close SIC Codes. SIC Codes SIC Code. Code Conversions. SIC Codes SIC Code. , structural precast, structural prestressed) installation: 238120: 238120: 238120: Concrete reinforcement placement: 238120: 238120: 238120: Curtain wall, precast. 2 2. NAICS Code 238210 Full Code Description What is NAICS Code 238210 238210 – Electrical Contractors and Other Wiring Installation Contractors This industry comprises establishments primarily engaged in installing and servicing electrical wiring and equipment. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC (International). Work Category Name. Menu Close SIC Codes. SIC Codes SIC Code. J C Steel Corp is a small-sized business with low revenue, that is well-established in its industry. Nations Roof LLC. Reinforcing Steel Co located in Randallstown, MD 21133 operates in SIC Code 1791 and NAICS Code 238120. Top Businesses by Annual Sales for 238150 – Click for Complete Profiles: Permasteelisa North Amer Corp. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. 7: 1. 0 Furnishing and placing reinforcing steel in concrete and masonry structures. To order a list of companies within NAICS Code 23812 - Structural Steel and Precast Concrete Contractors for marketing (postal mailing, telemarketing, emailing) or analytics-use, click on the link below to “Buy Business List”. 86, No. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. Menu Close SIC Codes. Menu Close SIC Codes. Menu Close SIC Codes. Installation of structural steel or precast concrete building components--are classified in Industry 238120, Structural Steel and Precast Concrete Contractors; Framing buildings--are classified in Industry 238130, Framing Contractors; Masonry work--are classified in Industry 238140, Masonry Contractors; Collapse. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. Younger Brothers Group Inc. Menu Close SIC Codes. The index for the NDOT work codes is listed below. 238120: Structural Steel and Precast Concrete Contractors : 2,613: 238130: 561790. SIC Code: NAICS Category: STEP Silver Maximum Incidence Rate BLS Average/STEP Gold Maximum Incidence Rate STEP Platinum Maximum Incidence Rate. Menu Close SIC Codes. The Concrete foundation and structures contractor category comprises establishments primarily responsible for concrete related building construction and are categorized under NAICS Code 238120. 238120 DBE/ACDBE Certified NAICS Codes and Descriptions [238120] - Rebar contractors Firm Capabilities Learn More. SIC Codes SIC Code. Menu Close SIC Codes. 6 5. AA Concrete Construction located in Naugatuck, CT 06770 operates in SIC Code 1791 and NAICS Code 238120. Lemasters Steel Erectors located in Elkhart, IN 46514 operates in SIC Code 1791 and NAICS Code 238120. Steel Engineering located in Anchorage, AK 99516 operates in SIC Code 1791 and NAICS Code 238120. Menu Close SIC Codes. Code Conversions. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. Menu Close SIC Codes. 238120 - Structural Steel and Precast Concrete Contractors Tools Welding machines Plasma cutters Angle grinders Power drills Torches Saws Levels Cranes Hoists Rigging. Code Conversions. 1 2. Business Overview "Berger Steel Corp" of Mcclellan, CA 95652 operates primarily in SIC Code 1791 - Structural Steel Erection and NAICS Code 238120 - Structural Steel and Precast Concrete Contractors. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. Date modified: 2018-03-23. SIC vs NAICS. SIC Codes SIC Code Lookup / Directory What is a SIC Code? History of SIC Codes Structure of SIC Codes Extended SIC Codes SIC Code FAQ. SIC Codes SIC Code. Vol. Steel Performance is a medium-sized business with medium revenue, that is well-established in its industry. Code Conversions. Code Conversions. Sowles Co. Top Businesses by Annual Sales for 238110 – Click for Complete Profiles: Baker Concrete Cnstr Inc. There are 1,088 companies verified as active in this industry in the USA with an estimated employment of 78,123 people. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC (International). History of the NAICS Code. Business Overview "Prescient Co. SIC Codes SIC Code. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. Code Conversions. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. NAICS Code Description. 4 238170 1761 Siding Contractors 2. dollars . 4Enter keyword or 2-6 digit code Go 2017 NAICS Search. SIC Codes SIC Code Lookup / Directory What is a SIC Code? History of SIC Codes Structure of SIC Codes Extended SIC Codes SIC Code FAQ. Flooring Contractors. Code Conversions. SIC Codes SIC Code Lookup / Directory What is a SIC Code? History of SIC Codes Structure of SIC Codes Extended SIC Codes SIC Code FAQ. Mid Atlantic Steel Erectors is a medium-sized business with medium revenue, that is well-established in its industry. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. Size. IRA G Steffy And Son Inc located in Ephrata, PA 17522 operates in SIC Code 1791 and NAICS Code 238120. American Bridge is a small-sized business with low revenue, that is new in its industry. Derr Steel Erection Co located in Euless, TX 76040 operates in SIC Code 1791 and NAICS Code 238120. SIC Codes SIC Code. Misco Steel Erectors located in Terre Haute, IN 47801 operates in SIC Code 1791 and NAICS Code 238120. Mcphail Construction located in Jackson, MS 39211 operates in SIC Code 1791 and NAICS Code 238120. Alabama Steel Components located in Tuscaloosa, AL 35401 operates in SIC Code 1791 and NAICS Code 238120. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. 238120 - Miscellaneous Metals. 4 3. 1 2. Mag Steel Erectors, LLC located in El Dorado Springs, MO 64744 operates in SIC Code 1791 and NAICS Code 238120. Vol. 9 Introduction to NAICS The North American Industry Classification System (NAICS) is the standard used by Federal statistical agencies in classifying business establishments for the purpose of collecting, analyzing, and publishing statistical data related to the U. Fastrack Erectors located in Pacific, MO 63069 operates in SIC Code 1791 and NAICS Code 238120. Installation of structural steel or precast concrete building components--are classified in Industry 238120, Structural Steel and Precast Concrete Contractors; Framing buildings--are classified in Industry 238130,. menuTop Businesses by Annual Sales for 238160 – Click for Complete Profiles: Centimark Corporation. Masseys Plate Glass & Alum Inc. Iew Construction Group located in Trenton, NJ 08619 operates in SIC Code 1791 and NAICS Code 238120. Lemaster Steel Erectors located in Noblesville, IN 46060 operates in SIC Code 1791 and NAICS Code 238120. 16: $31. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. Menu Close SIC Codes. Menu Close SIC Codes. SIC Codes SIC Code. Menu Close SIC Codes. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. 238122 - Nonresidential Structural Steel and. Installation of structural steel or precast concrete building components--are classified in Industry 238120, Structural Steel and Precast. SIC Codes SIC Code. SIC Codes SIC Code. 7 3. G Kb Steel Erectors Inc located in Hazelwood, MO 63042 operates in SIC Code 1791 and NAICS Code 238120. naics@census. Adapted from Statistics Canada, North American Industry Classification System (NAICS) Canada 2017 Version 3. Progressive Services Inc. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. 0. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC (International). Learn About PEOs. 2,662. Code Conversions. Concrete paving, residential and commercial driveway and parking area. SIC Codes SIC Code Lookup / Directory What is a SIC Code? History of SIC Codes Structure of SIC Codes Extended SIC Codes SIC Code FAQ. SIC Codes SIC Code. Menu Close SIC Codes. Menu Close SIC Codes. Menu Close SIC Codes. 238120 1791 Structural Steel and Precast Concrete Contractors 4. The GL code 97655 is described as Metal Erection--Structural. 3 2. Cas Steel Erectors Inc located in Fletcher, NC 28732 operates in SIC Code 1791 and NAICS Code 238120. Code Conversions. C B I Service Co located in New Castle, DE 19720 operates in SIC Code 1791 and NAICS Code 238120. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. The Standard Industrial Classification (SIC) was originally developed in the 1930’s to classify establishments by the type of activity in which they are primarily engaged and to promote the comparability of establishment data describing various facets of the U. Lico Steele located in Kansas City, MO 64133 operates in SIC Code 1791 and NAICS Code 238120. SIC Codes SIC Code. SIC Codes SIC Code. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. 55 238130 1751 Framing Contractors 10. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC (International). Menu Close SIC Codes. Who We Are. United Forming Inc. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. Structural Services Co located in Arvada, CO 80002 operates in SIC Code 1791 and NAICS Code 238120. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. 0 NAICS Code 541310 Full Code Description What is NAICS Code 541310? 541310 – Architectural Services This industry comprises establishments primarily engaged in planning and designing residential, institutional, leisure, commercial, and industrial buildings and structures by applying knowledge of design, construction procedures, zoning regulations, building codes, and building materials. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. Ranger Steele Erectors Inc located in West Monroe, LA 71292 operates in SIC Code 1791 and NAICS Code 238120. 238130-01 - Framing Contractors-Buildings. Code Conversions. Menu Close SIC Codes. SIC Codes SIC Code. $19. Entities. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. SIC Codes SIC Code. Structural steel and precast concrete contractors are under NAICS code 289010, concrete pipes under NAICS code 37332 and concrete block and brick. Group Steel Erectors is a medium-sized business with medium revenue, that is well-established in its industry. A C M Erectors Inc located in White Marsh, MD 21162 operates in SIC Code 1791 and NAICS Code 238120. 8 3. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. Stanley Access Tech LLC. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. Bluescope Steel located in Pine Bluff, AR 71601 operates in SIC Code 1791 and NAICS Code 238120. 236210 - Industrial Building Construction Top Businesses by Annual Sales for 236210 – Click for Complete Profiles: Gilbane Inc: Allan Myers Inc: Conlan Company: Kbr Construction Company LLC: Tic Holdings Inc: Bechtel Cnstrction Oprtons Inc: B E & K Inc: Clayco Inc:What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. A J MC Nulty And Co Inc located in Maspeth, NY 11378 operates in SIC Code 1791 and NAICS Code 238120. Thus, NAICS 238220, Plumbing, Heating, and Air-Conditioning Contractors, is a. SIC Codes SIC Code. Code Conversions. US Business. SIC Codes SIC Code. Steel Pro Structures located in Springfield, IL 62704 operates in SIC Code 1791 and NAICS Code 238120. NAICS, and state and NCCI Class Codes. 2381. Menu Close SIC Codes. Stewart Builders Inc. business economy. Code Conversions. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC (International). Code Conversions. Code Conversions. 175,458. 0NAICS Code 541310 Full Code Description What is NAICS Code 541310? 541310 – Architectural Services This industry comprises establishments primarily engaged in planning and designing residential, institutional, leisure, commercial, and industrial buildings and structures by applying knowledge of design, construction procedures, zoning. SIC Codes SIC Code. Code Conversions. Codes. Menu Close SIC Codes. SIC Codes SIC Code. Menu Close SIC Codes. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. 315000. Concrete Pumping Holdings Inc. Pre Fab Maintenance Corp located in Northport, NY 11768 operates in SIC Code 1791 and NAICS Code 238120. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. Shuck Construction Co located in Fairmont, WV 26554 operates in SIC Code 3441 and NAICS Code 238120. Universal Erectors Inc located in Carnegie, PA 15106 operates in SIC Code 1791 and NAICS Code 238120. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. D And E Steel located in Denver, CO 80233 operates in SIC Code 1791 and NAICS Code 238120. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. NAICS Code Description. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC (International). SIC Codes SIC Code. Menu Close SIC Codes. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. SIC Codes SIC Code. Business Overview. Five Star Construction located in Stanwood, WA 98292 operates in SIC Code 1791 and NAICS Code 238120. Pro Steel Erectors Inc located in Irving, TX 75061 operates in SIC Code 1791 and NAICS Code 238120. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. SIC Codes SIC Code. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. Code Conversions. Road Construction NAICS Codes 237310 Highway, Street, and Bridge Construction 237990 Other Heavy and Civil Engineering Construction Full Depth Alphalt Repair NAICS Codes 238110 Poured Concrete Foundation and Structure Contractors 238120 Structural Steel and Precast Concrete Contractors Pile Driving NAICS CodesSteve Hughes Construction located in Seminole, OK 74868 operates in SIC Code 1791 and NAICS Code 238120. SIC Codes SIC Code. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC (International). 238110. SIC Codes SIC Code. RALLO CONTRACTING CO. SIC Codes SIC Code. American Bridge is a small-sized business with low revenue, that is new in its industry. NAICS Association has a long history working with marketers from every. Titles. Learn more about the structure of NAICS codes. Appellant contends that the NAICS Manual Cross-Reference Guide “states that codes in subsector 238 are more appropriate. 38,603. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. Bristol Detailing located in Bristol, VA 24202 operates in SIC Code 1791 and NAICS Code 238120. Steel Service Corp located in Flowood, MS 39232 operates in SIC Code 1791 and NAICS Code 238120. SIC, NAICS, NCCI Class Code cross reference. Menu Close SIC Codes. Installation of structural steel or precast concrete building components--are classified in Industry 238120, Structural Steel and Precast Concrete Contractors; Framing buildings-. Menu Close SIC Codes. Menu Close SIC Codes. SIC Codes SIC Code. Here is an example of how NAICS codes are related to Census industry codes: The Census industry code 0770 for CONSTRUCTION includes the following NAICS codes (as well as others): Roof Contracting (NAICS 238160) House Painting Contracting (NAICS 238320) Building Contractor (NAICS 238120) Construction (Census industry code 0770) Javier Steel Corp located in Louisville, KY 40222 operates in SIC Code 1791 and NAICS Code 238120. SIC Codes SIC Code. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC (International). Hayward CA 94544 John Y. Menu Close SIC Codes. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. Menu Close SIC Codes. Code Systems. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. Code Conversions. 332312 - Fabricated Structural Metal Manufacturing Top Businesses by Annual Sales for 332312 – Click for Complete Profiles: Gerdau USA Inc: 2007 NAICS 2012 NAICS 2017 NAICS Index Entries for 237130; 237130: 237130: 237130: Alternative energy (e. SIC Codes SIC Code. 238120 - Structural Steel and Precast Concrete Contractors NAICS Codes that fall under 23812 - Structural Steel and Precast Concrete Contractors. 2 6. The eight “fixed” receipts based size standard levels are $5 million, $7 million, $10 million, $14 million, $19 million, $25. 238120 - Precase Concrete Erection. SIC Codes SIC Code. Steel Zone, LLC located in Mission, TX 78573 operates in SIC Code 1791 and NAICS Code 238120. Apex Steel Inc located in Kirkland, WA 98033 operates in SIC Code 1791 and NAICS Code 238120. SIC Codes SIC Code. Class: G Construction. NAICS is below the all-industry national average, the CSHO will not conduct an inspection. 5: 1. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. 237110. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. Business Overview. What Is a Classification System SIC vs NAICS Codes About Our Business Data How It Works. SIC Codes SIC Code. V2 Steel is a small-sized business with low revenue, that is. East Regional Rebar Inc located in Monrovia, MD 21770 operates in SIC Code 1791 and NAICS Code 238120. SIC Codes SIC Code. Companies for "NAICS Code - 238120" Sowles Co. SIC Codes SIC Code. Code Conversions SIC to NAICS Code NAICS to SIC Code ISIC (International). NAICS codes can be 2- to 6-digits and the further along the hierarchy, the more detailed and specific the category will be. Menu Close SIC Codes. Work Category Name.