About Sweetnam LLC
At Sweetnam LLC, our mission is to stand up for individuals harmed by corporate negligence or injured in accidents. We are committed to protecting your rights and seeking justice on your behalf.


Our Law Firm’s Background
Sweetnam LLC is dedicated to advocating for individuals harmed by corporations and victims of accidents. With 30 years of experience, our firm is committed to securing justice and protecting our clients’ rights through dedicated legal representation.
Our Lawyers

William M. Sweetnam
Managing Partner
William M. Sweetnam has over 30 years of experience representing consumers harmed by unfair and deceptive business practices or individuals whose privacy rights have been violated. Mr. Sweetnam also represents individuals injured in accidents or by medical malpractice.
Mr. Sweetnam has been counsel of record in class action lawsuits resulting in recoveries totaling more than $20 billion. Some notable examples include:
Stewart, et al. v. LexisNexis Risk Data Retrieval Services, LLC. Mr. Sweetnam was class counsel in this Fair Credit Reporting Act class action which resulted in a $21.5 million settlement on behalf of 23,000 consumers about whom LexisNexis was alleged to have reported inaccurate civil judgment and lien information in violation of the Fair Credit Reporting Act.
Kelly v. Old National Bank. Mr. Sweetnam obtained class certification and was appointed lead counsel for the class in this consumer fraud bank overdraft fee class action, ultimately resulting in an all-cash settlement of $4.9 million, representing more than 90% of the class’ damages.
Levey, et al. v. Concesionaria Vuela Compañía de Aviación, S.A.P.I. de C.V. Mr. Sweetnam was class counsel in this consumer fraud class action against Mexican airline Volaris alleging its failure to issue refunds to more than 23,000 passengers whose flights were canceled during the early phases of the Covid-19 pandemic. Although numerous other similar cases were filed against other airlines, Mr. Sweetnam obtained the only all-cash settlement, totaling $3.5 million.
Mr. Sweetnam received his B.A. from The University of Michigan and his J.D. from De Paul University College of Law. He is admitted to practice in all Illinois courts and in the following federal courts:
- United States Supreme Court
- United States Court of Appeals for the Second Circuit
- United States Court of Appeals for the Third Circuit
- United States Court of Appeals for the Sixth Circuit
- United States Court of Appeals for the Seventh Circuit
- United States Court of Appeals for the Ninth Circuit
- United States Court of Appeals for the Eleventh Circuit
- United States District Court for the District of Colorado
- United States District Court for the Northern District of Illinois (Trial Bar)
- United States District Court for the Southern District of Illinois
- United States District Court for the Western District of Michigan
- United States District Court for the Eastern District of Michigan
- United States District Court for the Eastern District of Texas
- United States District Court for the Western District of Wisconsin