Black & Machtinger LLP Black and Machtinger LLP : Lawyers : Attorneys : Brain Injury : Motorcycle Accident : Truck Accident : Wrongful Death Los Angeles : Orange County Black & Machtinger LLP. We are serious injury lawyers. We specialize in serious injury and wrongful death claims. We cover Brain Injury, Motorcycle Accident, Truck Accident and Wrongful Death in Los Angeles or Orange County. Call us at (866) 933-6529 for more information.