Looking for a retirement plan or business investing account? Schwab offers a range of small business solutions to help you manage your finances.Open an Account: Open your Individual 401(k) account with the chosen provider. If you need assistance establishing your business' retirement plan in AZ, the Mesa small business lawyers at JacksonWhite can walk you through the process. Explore your options and find a tax-advantaged small business plan as a self-employed professional, entrepreneur, or business owner. Small business retirement plans are good for you, your employees and your business. Choose one that is suitable for your business size and needs. SIMPLE IRA plans are easy to set up. 401(k) plans are a popular option for small businesses because of the flexibility they offer. Employee taking notes at a meeting.