Sansone CPA & Financial is an integrated CPA and wealth management firm based in Crystal Lake, IL. The firm coordinates tax planning, tax preparation, financial planning, and investment advisory work so clients can consider tax and portfolio decisions together.

The practice serves business owners, retirees, and pre-retirees, including S-corporation owners, individuals, small businesses, and establishing businesses. Its tax work includes business tax preparation, year-round planning, projections, and long-term tax strategy, with retirement planning considered within the tax context.

Founder Anton Prokopenko is listed with MBA, CPA, CFP®, and EA credentials. The firm also references TaxDome for its document portal and tax organizers, supporting client information intake and tax workflow organization.