Jamie E. Weiss

Jamie E. Weiss

Managing Attorney
Highland Park, Illinois

Jamie E. Weiss is a founding partner of Quantum Legal LLC with more than a decade of experience working in antitrust, securities and consumer class actions, and personal injury cases. Jamie is the managing partner at Quantum Legal LLC, and is actively involved in the firm's long-term growth and strategic development. 

Jamie attended Indiana University, receiving Bachelors of Art in Psychology and Telecommunications. She received her Juris Doctorate from Chicago-Kent College of Law-Illinois Institute of Technology in 1995, and also earned a Certificate in Environmental Law. Jamie is admitted to state and federal courts within Illinois and is also a member of the District of Colorado and the bar of the Supreme Court of the United States. 

Prior to joining Quantum Legal LLC, Jamie worked for the Law Offices of Eric D. Freed on antitrust and securities class action cases, including High Fructose Corn Syrup litigation, Commercial Explosives litigation, and Prudential Life Practices cases. Prior to that, Jamie specialized in toxic torts at a boutique plaintiffs' personal injury firm in Chicago. Jamie is actively involved in environmental issues, animal sheltering and animal rights, and is a member of the Animal Legal Defense Fund. She has performed pro bono work on behalf of area animal shelters and sits on the Board of Illinois Cocker Spaniel and Small Dog Rescue. Jamie lobbies on behalf of protection for animals in many settings including wild mustangs, performing animals, spay and neuter campaigns, and a halt to cruel and unnecessary animal testing and puppy mills, among other causes.

Jamie's memberships include WWF, PETA, NWF, the Ocean Conservancy, HSUS, ASPCA, Last Chance for Animals, Alley Cat Allies, Rainforest Alliance, Greenpeace, NAVS, AVAR, various Mustang and Premarin horse rescue groups, as well as area animal shelters.

  • World Wildlife Fund
  • WWF's mission is the conservation of nature. Using the best available scientific knowledge and advancing that knowledge, the World Wildlife Find works to preserve the diversity and abundance of life on Earth and the health of ecological systems. www.wwf.org

  • Animal Legal Defense Fund
  • For more than a quarter-century, the Animal Legal Defense Fund has been fighting to protect the lives and advance the interests of animals through the legal system. www.aldf.org

  • Last Chance for Animals Last Chance for Animals (LCA)
  • LCA recognizes that animals have the ability to experience pain, and as such they deserve certain basic rights protecting them from pain caused by humans. LCA believes that non-human animals should not be subjected to suffering and exploitation by humans because alternatives exist for nearly every traditional "usage" of animals. www.lcanimal.org

  • Rainforest Alliance
  • The Rainforest Alliance works to conserve biodiversity and ensure sustainable livelihoods by transforming land-
    use practices, business practices and consumer behavior. www.rainforest-alliance.org

  • People for the Ethical Treatment of Animals
  • PETA is dedicated to establishing and protecting the rights of all animals. PETA operates under the simple principle that animals are not ours to eat, wear, experiment on, or use for entertainment. www.peta.org

  • Best Friends Animal Sanctuary
  • Best Friends Animal Society runs the nation's largest sanctuary for abused and abandoned animals. Best Friends operates a low-cost spay/neuter program. www.bestfriends.org

  • The Ocean Conservancy
  • Ocean Conservancy promotes healthy and diverse ocean ecosystems and opposes practices that threaten ocean life and human life. Through research, education, and science-based advocacy, Ocean Conservancy informs, inspires, and empowers people to speak and act on behalf of the oceans. Ocean Conservancy strives to be the world's foremost advocate for the oceans. www.oceanconservancy.org

  • The Humane Society of the United States
  • The Humane Society of the United States seeks a humane and sustainable world for all animals-a world that will also benefit people: Celebrating Animals, Confronting Cruelty.  www.hsus.org

  • The Fund for Animals
  • The Fund for Animals carries on the legacy of Cleveland Amory with the hard-hitting programs for which it has been known for 4 decades, and with a renewed emphasis on hands-on animal care services. www.fundforanimals.org

  • Ally Cat Allies
  • Through outreach, education, and community building, Alley Cat Allies serves as the expert on Trap-Neuter-Return and supports the efforts of citizens humanely caring for cats. www.alleycat.org

  • National Anti-Vivisection Society
  • The National Anti-Vivisection Society is a national, not-for-profit educational organization incorporated in the State of Illinois. NAVS promotes greater compassion, respect and justice for animals through educational programs based on respected ethical and scientific theory and supported by extensive documentation of the cruelty and waste of vivisection.  www.navs.org

  • Greenpeace
  • Greenpeace's mission is to bear witness to environmental destruction in a peaceful, non-violent manner. Greenpeace use non-violent confrontation to raise the level and quality of public debate. They expose threats to the environment and find solutions they have no permanent allies or adversaries and ensures financial independence from political or commercial interests. Greenpeace seeks solutions for, and promote open, informed debate about society's environmental choices. www.greenpeace.org

  • Doris Day Animal League
  • The Doris Day Animal League works to improve the humane treatment of animals by lobbying to pass new laws and enforce existing laws that reduce the suffering of animals. www.ddal.org

  • Petfinder
  • Petfinder is an on-line, searchable database of animals that need homes and a directory of over 10,000 animal shelters and adoption organizations across the USA, Canada and Mexico. www.petfinder.com

  • Farm Sanctuary
  • Farm Sanctuary works to end cruelty to farm animals and promotes compassionate living through rescue, education and advocacy. www.farmsanctuary.org

  • Lifesavers Wild Horse Rescue
  • Dedicated to saving American mustangs and domestic horses from abuse, neglect & slaughter. www.wildhorserescue.org


Areas of Practice

  • 100% Class Action

Certified Legal Specialties

  • Environmental Law, IIT-Chicago-Kent College of Law, 1995

Bar Admissions

  • Illinois, 1995
  • U.S. District Court Northern District of Illinois, 1995
  • U.S. Court of Appeals 7th Circuit, 2009
  • U.S. Court of Appeals 10th Circuit, 2013
  • U.S. Supreme Court, 2012


  • Chicago-Kent College of Law, Illinois Institute of Technology, Chicago, Illinois
    • J.D. - 1995
    • Honors: Certificate in Environmental Law
  • Indiana University, Bloomington, Indiana
    • B.A. - 1992
    • Major: Psychology/Telecommunications

Professional Associations and Memberships

  • American Bar Association, Member
  • Animal Legal Defense Fund, Member

Past Employment Positions

  • Patrick J. Kenneally, Ltd., Law Clerk, Attorney, 1993 - 1996
  • Law Offices of Eric D. Freed, Attorney, 1996 - 1999

Pro Bono Activities

  • Member, WWF
  • Member, PETA
  • Member, NWF
  • Member, The Ocean Conservancy
  • Member, HSUS
  • Member, ASPCA
  • Member, Last Chance for Animals
  • Member, Alley Cat Allies
  • Member, Rainforest Alliance
  • Member, Greenpeace
  • Member, NAVS
  • Member, AVAR


  • Alpha Epsilon Phi