Law Offices of Kropach & Kropach, A Professional Corporation At the Law Offices of Kropach & Kropach, A Professional Corporation, you will find an attorney with a reputation for results. Led by Workers’ Compensation attorney in Los Angeles William J. Kropach, their firm has been protecting the rights of injured workers for nearly four decades. For more than 40 years, the law firm has helped countless men and women recover the proper worker’s compensation settlement needed to address their medical bills, damages, and lost wages. Located in Los Angeles, California, since 1978 their law firm has been handling complex and difficult workers' compensation cases. They take on appeals for denied work injury claims and have experience representing clients from a large number of various industries. Whether you have suffered an injury while working as a construction worker, nurse, truck driver or in any other profession, they can help you file your workers’ compensation claim so you can obtain the benefits you need and deserve.