NSO and Company is a CPA accountant firm based in Fishers, serving Indianapolis, Geist, central Indiana, and surrounding communities. The firm works with small to mid-size closely held businesses, self-employed taxpayers, individuals, and business clients seeking year-round accounting and tax support.

Its services include accounting and bookkeeping, payroll, personal and business tax preparation, tax planning, sales tax, new business formation, and IRS notice or audit help. The firm also provides business consulting and outside controllership support for clients that need broader financial guidance.

Client groups noted in the source include healthcare professionals, trucking and logistics companies, real estate professionals, professional services providers, consumer services providers, and direct sales consultants. The team includes CPA, EA, MBA, tax accounting, client management, and business development roles.