O'Hanlon, McCollom & Demerath is a Texas based law firm who will work on your behalf to investigate your infant's birth defects that may have been caused by Topamax. Our Principal Office is located in Austin, Texas. Justin Demerath is the attorney responsible for this website. In some situations, your matter is likely to be referred to another law firm or worked on by multiple lawyers, this action will not increase the total attorney fees a client will pay. Unless otherwise stated, the lawyers with this firm are not board certified by the Texas Board of Legal Specialization. The areas we serve include Alabama (AL), Alaska (AK), Arizona (AZ), Arkansas (AR), California (CA), Colorado (CO), Connecticut (CT), Delaware (DE), Florida (FL), Georgia (GA), Hawaii (HI), Idaho (ID), Illinois (IL), Indiana (IN), Iowa (IA), Kansas (KS), Kentucky (KY), Louisiana (LA), Maine (ME), Maryland (MD), Massachusetts (MA), Michigan (MI), Minnesota (MN), Mississippi (MS), Missouri (MO), Montana (MT), Nebraska (NE), Nevada (NV), New Hampshire (NH), New Jersey (NJ), New Mexico (NM), New York (NY), North Carolina (NC), North Dakota (ND), Ohio (OH), Oklahoma (OK), Oregon (OR), Pennsylvania (PA), Rhode Island (RI), South Carolina (SC), South Dakota (SD), Tennessee (TN), Texas (TX), Utah (UT), Vermont (VT), Virginia (VA), Washington (WA), West Virginia (WV), Wisconsin (WI), Wyoming (WY), and Washington D.C. (DC).