• Accounting Services
  • Financial Services
  • Tax Services
  • New Business Organization

Specializing in tax planning and preparation for individuals, partnerships, LLCs, corporations, estates, and trusts, IWB & Co. has served clients with professional expertise, creativity, humor and compassion, and has increased the net worth of our loyal customers by millions and millions of dollars over the past three decades.

IWB & Co. is a practice based on the principles of trust and relationship, a firm dedicated to supporting clients in having a more nurturing and satisfying experience of their financial affairs, and a team of professionals seeking to optimize your financial well being by providing the opportunities and advantages available to help relieve the stress and worry associated with tax filings, investments, and money management.

Call our office to make an appointment for a free initial consultation during which we can assess your needs and establish our working relationship.

About Us

Irving William Bernstein, CPA,

graduated from the Bernard M. Baruch School of Business Administration of the City University of New York in 1965.


Certified Public Accountancy

Let us support you in realizing a worry-free, nurturing relationship with your money, taxes and financial life.

Contact Us

133 East Blithedale Avenue Mill Valley, CA 94941
Phone: (415) 389-8500