About Us Planning for your family’s inheritance can be a challenge. With all the complex laws surrounding trusts & estates, you want someone by your side who can help you find answers to your questions and guide you to a solution. With decades of proven experience in estate planning and probate, Aspen Legacy Planning is here to provide you with the in-depth legal knowledge and insights you need to build a secure and prosperous future for your family. Since 2006, Stephen J. Wesolick has been the South Dakota estate planning attorney of choice for many people.