920-885-5549 | 200 Front Street, Suite 2E, Beaver Dam, WI 53916

Our Staff

Lisa Hernandez, Legal Assistant

Lisa Hernandez joined Derr & Villarreal in September of 2008 as a Legal Assistant. She currently resides in Beaver Dam with her husband and son.

“I enjoyed working with both Cassel and secretaries, very friendly and professional. I was very satisfied with the work Cassel did and am sure others would also.” – Mary Maleck


Cathy Lambert, Legal Assistant

Cathy-LambertCathy Lambert joined our firm in May of 2017 with over 22 years of experience as a legal assistant in Family Law. Cathy lives in Waupun and is very close to her son and grandson. Along with her significant experience and professionalism, she listens to people’s concerns and does everything she can to make the divorce process easier for clients.

“It was easy to converse with the people in the office.” – Elizabeth Sameitat

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Contact Our Beaver Dam Mediation Lawyers

If you live in Wisconsin and need help with your divorce or other family law matters, call 920-885-5549 or email our team below.