Attorneys Mark Hammer and Nicole Chiravollatti have dedicated their professional careers to criminal law. Former prosecutors who bring more than 30 years of experience into each and every case, our St. Louis criminal defense lawyers have proven that our experience in hundreds of criminal trials and federal court cases can be used to successfully handle the full range of criminal defense matters. While our clients always receive the skilled representation they need to defend against their allegations, they also benefit immensely from the personal commitment and earnest support we provide. Take a moment to view our attorneys' profiles. When you want personal support and proven representation, you need to bring The Hammer Law Firm, LLC to the fight.