Lydia has been working as personal injury lawyer since 1992, at first for the law firm Oudenoord (the law firm used by Dutch labour union FNV) and as of 2005 at the reputed law firm of Beer Lawyers in Amsterdam.
She only represents the victims. Her practice is focused on liability cases, in particular occupational diseases, asbestos diseases notably amongst them. Besides cases regarding principle issues, which she has handled with satisfaction for 23 years and still handles, she has also become a mediator in personal injury and labour cases as of 2002.