API Services, Inc. has been providing quality process service for over 30 years. Whether you need to serve legal process locally or worldwide, we can handle your process serving needs in a timely, cost-effective, and professional manner. Using API, you will save time and expenses and get the results you need, on time!

Our experience gives our clients the peace of mind that comes from knowing they can rely on us to get the job done right - every time, and fast. We have the expertise and resources to perform consistent quality delivery of service worldwide.

Whether you need routine, rush, or same-day service, API has a level of service designed to meet your deadlines.

If you need to locate someone, we also offer investigative services. We combine our investigative services with our process service to give you the ultimate value for Wisconsin process service.

Our President, Dennis Nelson is a founding member of the National Association of Professional Process Servers (NAPPS). NAPPS currently has over 2,800 members.

Please make all checks payable to API Services, Inc.