8 W Lake St, Addison, IL 60101
ABOUT US
PLUS, LLC provides professional document translation and interpretation services, primarily
serving the Polish community in the United States. Based in the Chicago suburbs, we have been
trusted by clients since 2007 and continue to expand our range of services to meet their
evolving needs. In addition to translations, we provide comprehensive support with Polish
citizenship matters, registration of foreign birth/ marriage and death certificates, name
changes, registration of U.S. divorces in Poland, as well as notary public services - offering our
clients reliable, end-to-end assistance.
Katarzyna Jankowska
Company Owner
PLUS, LLC was founded by Katarzyna (Kate) Jankowska, who is a sworn translator in Poland, ATA-certified in the U.S., and a court-certified interpreter. Kate has been a member of the American Translators Association and its local chapter Midwest Association of Translators and Interpreters (MATI) since 2005. With over 20 years of experience in both written translations and interpretation—particularly in court settings—she has built a reputation for reliability and professionalism. She founded her office to support the Polish community in the U.S., combining her expertise with a genuine desire to help. Known for her patient, thorough, and client-focused approach, she ensures every project is handled with care it deserves. Outside of work, she is a wife and mother of three, and enjoys reading, movies, and traveling.
WE SKILLFULLY CONNECT TWO WORLDS AND DIFFERENT SYSTEMS
We use translations as a language bridge to build connections between Polish and American offices and courts.
ABOUT US
Our translations are performed by translators carefully selected to align with the subject matter and content of your project. Upon request, we will provide you with a certificate attesting to the precision of our translations!
PLUS, LLC started as a translation agency in 2007.
Over the years it evolved into a company providing comprehensive services for Polish-Americans seeking to become documented Polish citizens and to obtain or renew their Polish passports. In response to the growing need of Polish people around Chicago, PLUS, LLC has expanded to offer a range of services including translation of legal and official documents, vital records registration in Poland, name changes due to marriage or court orders, U.S. divorce registration and assistance in probate cases in Poland.