Sherry E. Jackman




Sherry E. Jackman is Counsel in Greenberg Glusker's Environmental Group. Her practice focuses on environmental litigation and compliance counseling. 

Sherry’s professional expertise includes (1) counseling clients regarding federal and state environmental statutes and regulations, including CERCLA, RCRA, the Clean Water Act, the Clean Air Act, CEQA, Proposition 65, California Hazardous Waste Control Law, and the Endangered Species Act; (2) representing clients in state and federal litigation and administrative enforcement proceedings; and (3) counseling clients with respect to land use entitlements and permitting.

Sherry has represented a broad array of clients, including manufacturers (chemical, semiconductor, cosmetic, and food), railroads, technology companies, landfills, waste management companies, municipalities, utility companies, museums, schools, real estate developers, pharmaceutical companies, and private individuals.  

Representative Matters

  • Representing a Fortune 500 company in CERCLA cost recovery matters
  • Providing compliance counseling regarding regulation of hazardous and non-hazardous wastes 
  • Conducting environmental due diligence in connection with purchase and sale of contaminated real estate
  • Representing potentially responsible parties with respect to site cleanups
  • Representing clients with respect to underground storage tank issues and claims
  • Represented several related companies in a 2,000+ plaintiff toxic tort litigation involving alleged exposure to hazardous substances in air, surface water, and groundwater
  • Represented semiconductor manufacturer and related entity in litigation involving allegations of in utero exposure to chemicals
  • Represented a Fortune 500 company in contract dispute relating to responsibility for environmental cleanup
  • Provided hazardous waste compliance advice to chemical manufacturer with multi-state operations resulting in operational changes at facility
  • Represented a Fortune 500 company in a Clean Water Act / SPCC enforcement matter resulting in favorable settlement for client
  • Defended international manufacturer in litigation involving Proposition 65, CLRA, and UCL claims, which resulted in judgment of dismissal without leave to amend
  • Represented private individual in City enforcement action with respect to land use and entitlement issues
  • Represented utility company in matter involving a cleanup and abatement order issued by water board
  • Represented real estate developer in efforts to secure environmental permits
  • Conducted land use due diligence in connection with acquisition of large portfolio of U.S. properties
  • Represented schools, churches and a museum/library pro bono in a number of land use matters involving city enforcement actions


  • Moderator, Environmental Law Career Panel, Los Angeles County Bar Association, October 14, 2016

  • Judge, Law Student Environmental Negotiations Competition, California State Bar Association, March 18, 2016

  • Moderator, Environmental Law Career Panel, Los Angeles County Bar Association, October 27, 2015


  • EPA is Holding Flare Users’ Feet To The Fire, Law360, July 29, 2014
  • Bill To Create Environmental Court Lacks Specificity, San Francisco Daily Journal, March 6, 2013
  • The Future is Now (Or Is It?): Choosing the ‘Baseline’ and Minimizing Related Litigation Risk Under CEQA, San Francisco Daily Journal, May 16, 2012
  • Kickstarting California Construction Projects, Law360, November 2, 2011
  • Offshore Wind Farms and Ocean Zoning as a Means to Meet U.S. Clean Energy Goals, Planning & Law, American Planning Association, Summer 2009