Meet the Team

Here to guide you through your legal situation

Sarah Jewell

Sarah Jewell

Owner & Lawyer

About Sarah

Sarah received her Bachelor of Arts degree from Pepperdine University in Malibu, California. After a career in sales and marketing, she attended Hamline University School of Law in St. Paul, Minnesota, and obtained her Juris Doctorate and a Certificate in Advocacy and Problem-Solving at Hamline’s top-ranked Dispute Resolution Institute. At Pepperdine, Sarah was honored to be selected as the commencement speaker for graduation. There she was also inducted into the Phi Theta Alpha history honor society. She was on the Dean’s List twice at Hamline University School of Law. See Sarah’s full bio.

John Abress

John Abress

Associate Attorney

About John

About John

Growing up in Wyoming, Minnesota, John enjoyed sports, playing everything from football to golf. He carries that dedication to preparation and a leave-it-all-on-the-field mentality into his law practice. Over his career, John has fought for his clients in conciliation court (small claims court), state and federal courts, before arbitrators and various administrative bodies. His varied experiences, including working at a law firm in China, give him unique insight into solving client problems with a dynamic and holistic approach. John currently lives in Cold Spring with his wife and five kids. When not working, he enjoys language learning and amateur computer coding. Prior to law school, John spent time in China teaching English and is fluent in Mandarin Chinese. He is licensed in Minnesota and New York. 


  • Hamline University School of Law, St. Paul, Minnesota
      • J.D. – 2012
      • Competed in Willem C. Vis Commercial Arbitration Moot (East) in Hong Kong
  • Bemidji State University, Bemidji, Minnesota
  • B.A. & B.S. – 2008 
  • Graduated Magna Cum Laude with double major in Economics and Political Science.

Bar Admission

  • Minnesota, 2013
  • New York, 2013
  • U.S. District Court District of Minnesota, 2016

Professional Associations

  • John E. Simonett Inn of Court, President for 2023-2024 Inn Year
  • Member of Minnesota State Bar Association
  • Member of Stearns-Benton Bar Association

Community Activities 

  • Central Minnesota Legal Services, Volunteer


  • Super Lawyers MN Rising Star Honoree 2022 & 2023
Adam Seward

Adam Seward

Law Clerk

About Adam

Adam Seward joined River Valley Law, PA in May, 2023 as a law clerk. Adam will be continuing as a part-time law clerk while completing his J.D. at University of St. Thomas School of Law. His primary areas of practice will be in general civil litigation and appellate work. 

Adam, a Minnesota native, received his bachelor’s degree of Politics, History, and Economics from the University of Northwestern St. Paul. Afterward, he went directly into law school at the University of St. Thomas School of Law, where he is currently completing his third and final year. As an Eagle Scout, Adam has a love of nature and the outdoors, especially camping, fishing, and kayaking. Adam also enjoys reading, collecting trading cards, and spending quality time with family and friends. Adam values hard work, honesty, and commitment; ensuring he keeps to his word and doesn’t stop until the task is done.

Deana Marthaler

Deana Marthaler

Legal Administrative Assistant

About Deana

Deana is a transplant from the West Coast.  She attended MN School of Business where she received her AAS in Business Administration. She has experience in the legal field both as a staff member in a local law office and also in a local court system.  Deana loves to travel and some of her most notable trips have been to Aruba, Hong Kong, Amsterdam, Hawaii, Germany, Portugal, Dominican Republic and Mexico. Deana enjoys meeting new people and also enjoys baking, cooking, and putting a new twist on her favorite recipes. Deana treasures time spent with family and friends and looks forward to assisting the clients of River Valley Law.

Julie Kelly

Julie Kelly


About Julie

Julie has an AAS Paralegal Degree from Rasmussen University and a Business Administration Certificate from St. Cloud Business College. She has been in the legal profession as a Paralegal since 2011. She has an extensive background in civil litigation, family law, housing/eviction, expungement, protective orders, and criminal law matters. Julie is an avid bowler and a member of the local bowling hall of fame. She also enjoys spending time with her family/friends and selling her beautiful one-of-a-kind wreaths at local craft shows.

Ashley M. Cadreau

Ashley M. Cadreau


Let’s Work Together

Fax: 1 (320) 640-2828  |  Email:

River Valley Law, P.A.
183 Seventh Avenue South, Waite Park, MN 56387
Phone: (320) 497-7977

Mon - Thur: 8 am - 5 pm
Friday: 8 am - 4:30 pm

North Dakota
River Valley Law, P.A.
3523 – 45th
Street South, Suite 100, Fargo, ND 58104
Phone: (701) 612-2777

By appointment only

DISCLAIMER: All content on this website is intended to be informational only and does not create an attorney-client relationship and does not intend to constitute legal advice.