This U.S. industry comprises establishments primarily engaged in providing third party administration services of insurance and pension funds, such as claims processing and other administrative services to insurance carriers, employee-benefit plans, and self-insurance funds. Cross-References. Establishments primarily engaged in-- ? Managing the portfolio assets (i.e., funds) of others--are classified in Industry 523920, Portfolio Management; and ? Providing actuarial consulting services--are classified in U.S. Industry 541612, Human Resources Consulting Services.