Meet the Attorneys:

Tom Sieben, a third-generation lawyer in the Sieben family, devotes his practice to representing the accused. He has successfully represented hundreds of clients in Minnesota. Read More >

Patrick Cotter holds a Certified Specialist designation with the Minnesota State Bar Association. Patrick takes great pride in providing expert Personal Injury representation. Read More >

Why Choose Us

We provide you honest and straightforward answers to your situation. With our extensive and combined experience in challenging criminal defense and personal injury cases, we understand both the direct and indirect consequences of your situation on your life. We are knowledgeable with a wide variety of expertise, and our successes speak to the practical, aggressive solutions we provide.

  • You’ll receive an honest perspective of your situation and possible outcomes

  • We’ll apply our extensive knowledge and experience to your case

  • We’ll take an aggressive position, and keep you completely informed of your options

  • We are dedicated to providing the best advice, and top performance on your case

What Clients Say

Thank you for your help and guidance. With your help, we made it through the past stressful months.  We appreciate your take-charge ‘this is what needs to be done’ direction.

I would never have been able to achieve this outcome without you.

Words cannot begin to express how grateful we are for your guidance.

Thanks again for all you have done for me.

My heartfelt appreciation for your calm, competent, compassionate qualities during my trial.

For all of the ‘bad rap’ lawyers take, you are truly above the board.

Sieben & Cotter, PLLC BBB Business Review

Criminal Defense

If you face criminal charges, getting the help of an experienced criminal defense attorney is vital. We provide criminal defense representation in cases involving violent crimes, criminal sexual conduct, drug crimes, domestic abuse, white collar crimes and similar serious offenses, with superior case results >

Personal Injury

If you are coping with a serious injury or dealing with the grief of a wrongful death, you need a lawyer who will fight for fair and just compensation. We take on tough personal injury cases, and we believe injured people deserve passionate, personal representation and excellent case results from their lawyer >

Attorney Offices


In the News: Minnesota Criminal Defense & Personal Injury

Attorney at Law Magazine Law Firm of the Month, Sieben & Cotter Law Office: Whatever has made this someone’s worst day, attorneys Tom Sieben and Patrick L. Cotter are ready to listen, and listen without judgment… read more >


What Attorneys Look For In a Personal Injury Case

The overwhelming majority of personal injury lawsuits are billed on a "contingent fee" basis — meaning the Plaintiff (injured party) is not charged a fee unless they recover (receive payment) for their [...]


Proving Your Mild Traumatic Brain Injury Case

A mild traumatic brain injury (mTBI) can be caused in a variety of ways including an auto accident, slip and fall, explosion or while playing sports. You ability to recover just compensation for your [...]

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Minneapolis – St. Paul Criminal Defense Attorneys on call 24/7 651-455-1555

As experienced criminal defense and personal injury attorneys, we know how quickly you need protection and an advocate in your corner. We provide our clients with our office and cell phone numbers for 24/7 availability. We also know how important it is for you to have someone who will listen, understand what happened, provide experienced counsel and stand by you. The Sieben & Cotter Law office is located in South St. Paul, in Dakota County, convenient to Minneapolis and St. Paul, and the Twin Cities metro area, also serving greater Minnesota and Wisconsin. Read attorney reviews or contact us 24/7 at 651-455-1555 | Tom Sieben | Patrick Cotter