523910 — Miscellaneous Intermediation
Description
This industry comprises establishments primarily engaged in acting as principals (except investment bankers, securities dealers, and commodity contracts dealers) in buying or selling financial contracts generally on a spread basis. Principals are investors that buy or sell for their own account (as defined in the official U.S. Census Bureau 2022 NAICS Manual).
Illustrative Examples
- Investment clubs
- Tax liens dealing (i.e., acting as a principal in dealing tax liens to investors)
- Venture capital companies
- Mineral royalties or leases dealing (i.e., acting as a principal in dealing royalties or leases to investors)
Exclusions & Cross-References
- Investment banking, securities dealing, securities brokering, commodity contracts dealing, or commodity
- contracts brokering--are classified in Industry Group 5231, Securities and Commodity Contracts
- Intermediation and Brokerage; and
- Managing the portfolio assets (i.e., funds) of others and/or providing customized investment advice--are
- classified in Industry 523940, Portfolio Management and Investment Advice.
Overview Facts
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 6153 - Short-Term Business Credit Institutions, Except Agricultural (via SIC1987:6153→NAICS1997:52391→2002:523910→2007:523910→2012:523910→2017:523910→2022:523910)
- SIC 6211 - Security Brokers, Dealers, and Flotation Companies (via SIC1987:6211→NAICS1997:52391→2002:523910→2007:523910→2012:523910→2017:523910→2022:523910)
- SIC 6792 - Oil Royalty Traders (via SIC1987:6792→NAICS1997:52391→2002:523910→2007:523910→2012:523910→2017:523910→2022:523910)
- SIC 6799 - Investors, NEC (via SIC1987:6799→NAICS1997:52391→2002:523910→2007:523910→2012:523910→2017:523910→2022:523910)
Suggested Product Service Codes (Advisory)
The following Product Service Codes (PSCs) are advisory suggestions aligned with this NAICS code. Note: NAICS and PSC codes map to different dimensions of procurement (industry vs. product/service). There is no official binding 1:1 crosswalk.
- PSC R711 — Banking Services(includes accepting and cashing government checks and other payment instruments, accepting direct deposits, accepting payments to the government from the public)
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Frequently Asked Questions (FAQ)
Is NAICS code 523910 valid in 2022? ▾
Yes, 523910 is a valid 6-digit 2022 NAICS national industry code representing 'Miscellaneous Intermediation' under Sector 52 in the official classification index.
What is the SBA size standard for NAICS code 523910? ▾
The Small Business Administration (SBA) has established a small business size standard of $47,000,000 for NAICS code 523910 (Miscellaneous Intermediation), calculated based on receipts.
What is the legacy SIC equivalent for NAICS 523910? ▾
According to official Census Bureau concordance tables, NAICS code 523910 (Miscellaneous Intermediation) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 6153 - Short-Term Business Credit Institutions, Except Agricultural, 6211 - Security Brokers, Dealers, and Flotation Companies, 6792 - Oil Royalty Traders, 6799 - Investors, NEC.
Related Pages & Tools
Further regulatory reference links for NAICS code 523910:
- Sector 52 Directory Hub — List of related industries in the Finance and Insurance sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- NAICS 523910 to SIC Crosswalk — Bidirectional mapping to legacy SIC codes (Miscellaneous Intermediation).
- IRS PBA Code for Private Equity — Principal Business Activity tax reporting details.
- SBA Size Standards Guide — Complete rules and averaging periods for small business classifications.
- Calculating Annual Receipts Guide — Detailed worked example of revenue calculation rules.
- IRS Principal Business Activity Guide — How NAICS codes map to corporate and entity tax filings.