Connor J.Baer


Pittsburgh + 1.412.394.9559

Connor Baer represents clients in complex, high-stakes disputes through all stages of trial and appellate litigation in state and federal courts throughout the country. He also counsels clients on strategic risk management, compliance and regulatory matters, and government investigation and enforcement actions.

Connor's practice focuses on developing creative and effective litigation strategies, briefing all kinds of trial and appellate issues, managing coordinated teams, and developing effective records in discovery. He has helped clients obtain favorable resolutions in many multimillion dollar trial and appellate matters and arbitrations.

Connor has extensive experience litigating mass and class actions, multiforum proceedings, complex contract disputes, consumer and commercial arbitrations, products liability claims, cybersecurity and data privacy claims, public nuisance claims, novel alternative liability theories, public and private environmental claims, and government enforcement claims. Connor has represented domestic and multinational clients across a wide array of industries, including consumer and industrial product manufacturers; national retail companies; start-up and market-leading technology companies; coatings, chemicals, metals, mining, oil and gas, transportation, and engineering corporations; pharmaceutical and health care institutions; and financial firms.


  • Agudath Israel of America files amicus curiae brief in religious liberty caseJones Day filed an amicus curiae brief in the Pennsylvania Superior Court on behalf of Agudath Israel of America, a national grassroots Orthodox Jewish organization that advocates for the interests of the Orthodox Jewish community in the United States, in an appeal from a trial court’s decision to deny a Jewish defendant’s request to continue his civil trial by one day to accommodate his observance of Yom Kippur.
  • Sherwin-Williams wins appellate decision from Seventh Circuit affirming defense judgments in more than 150 coordinated lead-pigment casesJones Day client The Sherwin-Williams Company recently won a decision from the Seventh Circuit affirming final judgments in several coordinated cases against approximately 150 personal injury plaintiffs.
  • Sherwin-Williams wins precedential, en banc decision dismissing public nuisance claims involving 300,000 private propertiesJones Day client The Sherwin-Williams Company won dismissal of claims filed by two Pennsylvania counties alleging that former manufacturers of lead paint and pigments should be ordered to abate lead paint in all the pre-1978 homes within their jurisdictions.
  • Natural gas producer defends against ground water contamination claimsJones Day defended a natural gas company producer in an appeal before the Pennsylvania Environmental Hearing Board of an agency order requiring extensive well remediation and investigation work based on claims that methane gas migrated from a well pad and contaminated ground water and the private water supplies of 12 rural landowners.
  • Sherwin-Williams obtains favorable decision from Seventh Circuit in personal injury casesA Jones Day cross-office, cross-practice team obtained a precedential decision from the Seventh Circuit that directed judgment as a matter of law for The Sherwin-Williams Company following a consolidated trial of three personal injury plaintiffs claiming injury from their exposure to white lead carbonate pigments (WLC).
  • Global financial firm successfully resolves civil RICO claimsJones Day successfully resolved all litigation filed against a global financial firm in Pennsylvania, Washington, the British Virgin Islands, and Hong Kong.
  • Platform compels arbitration in business-to-business putative class action alleging breach of contract and fraudJones Day obtained an order compelling arbitration in a business-to-business putative class action lawsuit brought against a services platform by its business partners, alleging the platform improperly breached its contracts and violated the Illinois consumer fraud statute.
  • IBM defends software services agreement lawsuit brought by Pennsylvania Dep’t of Labor & IndustryIn a lawsuit brought by the Pennsylvania Department of Labor & Industry, Jones Day is defending International Business Machines Corporation (IBM) against breach-of-contract and other claims premised on allegations that IBM failed to deliver a computer system that would aid the administration of both the tax assessment and benefit payment sides of Pennsylvania's unemployment compensation system.