Welcome to David Sivcovich CPA!
Whether you are a new or existing client, our online tools and resources will make working with us convenient and secure.
New Client Tax Organizer
This tax organizer facilitates the process of pulling together your needed financial information and is designed for new clients to conveniently enter information on your computer. You can then print the completed tax organizer and fax or mail it to the office. Current clients should contact the office to request a “proforma” tax organizer that includes prior year information and carryover data.
* FOR NEW CLIENTS: To securely send any confidential documents or other information to us, please email
or call us st (636) 343-4511, to request a link to our secure file sharing.
Looking for a federal tax form? Browse this online tax forms library to find downloadable IRS forms. You may also choose from dozens of helpful tax publications developed by the IRS to help taxpayers have a better understanding of various tax issues. Available in PDF format, these publications are written in a plain language format geared specifically to taxpayers.
Home of the IRS on the Web. The IRS has definitely done a nice job on their Website.
The Missouri Department of Revenue serves as the central collection agency for all state revenues. The department’s primary duties include collecting taxes, titling and registering motor vehicles, and issuing driver licenses.
Mission Statement: To maximize collections of revenues for the state of Illinois; ensure the integrity of the state’s wagering activities; and effectively regulate the manufacture, distribution and sale of alcoholic beverages; all in a manner that promotes fair and consistent enforcement of state laws.