Kevin L. Halligan P.C. Attorney At Law. is a service-oriented personal injury, medical malpractice and workers' compensation firm in Davenport, Iowa. We work hard every day to safeguard the interests of clients who have suffered injuries. Most accident victims have little experience with the legal system. It can take years to understand the legal and medical jargon the insurance adjusters and claims representatives use to process claims. If you or a loved one has suffered injury due to the negligence of another, you need a lawyer in your corner to guide you through the complicated legal process and fight to obtain the best outcome possible.