Katerina E. Milenkovski

Of Counsel
Columbus, OH

Quick Info

(614) 458-9792
Columbus, OH


Kathy Milenkovski's legal practice focuses on energy and environmental law, with an emphasis on air quality issues. Ms. Milenkovski's background in chemical engineering and nearly two decades of experience with air regulations, both at the state and federal level, uniquely positions her to assist manufacturing and energy clients understand the compliance obligations imposed by the Clean Air Act and its state law counterparts. Ms. Milenkovski is also well versed in matters involving renewable energy, in particular, renewable portfolio standard compliance obligations. In addition to counseling and advising clients, she represents clients in litigation, appearing in administrative, state and federal courts.

Representative Experience

  • Advising clients on environmental and other regulatory requirements applicable to their businesses
  • Performing environmental due diligence in transactions involving acquisition of manufacturing facilities and/or real estate
  • Reviewing permit and regulatory/statutory obligations to ensure clients are aware of/meeting requirements; reviewing reports and sworn compliance certifications prior to their submission, with an eye to minimizing any self-incrimination or admission of noncompliance
  • Commenting on Ohio and US EPA on rulemaking packages affecting clients, including Title V permit program, major New Source Review rulemakings, PM2.5 and NOx SIP call rulemakings, Ohio's air toxics rules, and others
  • Alerting clients to legal developments that may impact their business
  • Representing natural gas exploration companies in unitization proceedings before the Ohio Department of Natural Resources
  • Represented midstream companies and experienced with applicable Ohio siting and safety regulations (or exemptions therefrom) for gathering operations
  • Helping clients understand and navigate potential regulatory hurdles
  • Assisting clients to obtain permits and approvals needed for operating their businesses
  • Appealing unsatisfactory permit terms and defending challenges to permits before administrative review boards and in the court system
  • Negotiating consent decrees and penalties with state and federal agencies, including Ohio EPA and US EPA
  • State and federal enforcement experience including responses to notice of violations, federal information requests under Section 114 of the Clean Air Act and Section 104 of CERCLA, site inspections, negotiation of noncompliance penalties, and civil litigation
  • Extensive rulemaking and administrative appellate experience
  • Worked on statutory and regulatory language related to Senate Bill 315 and its implementation, including new pipeline safety requirements
  • Experience with environmental regulation of pipelines (leak detection, site clearing, wetland issues, etc.)
  • Have helped develop comprehensive emergency plans for chemical and oil and gas industry clients
  • Experience working with federal regulators in connection with emergency incidents, in particular, matters subject to CERCLA, EPCRA and Section 112 General Duty requirements

Professional Snapshot


  • J.D. Capital University
  • B.S. Ohio State University


2007 Steptoe & Johnson PLLC
1994-2007 Porter Wright Morris & Arthur, LLP

Memberships & Awards

Chambers USA America's Leading Lawyers for Business
The Best Lawyers in America®
Super Lawyers®
Section of Energy, Environment and Natural Resources, American Bar Association
Section of Litigation, American Bar Association
Co-Chair, Environmental Litigation Committee, Air Subcommittee, ABA Section of Litigation (Past)
Co-Chair, Content Management Committee, ABA Section of Litigation (Past)
Assistant Editor, Litigation News Magazine, ABA Section of Litigation
Lexis-Nexis Advisory Council, ABA Section of Litigation (Past)
American Bar Association Standing Committee on Environmental Law (Past)
Environmental Law Committee, Columbus Bar Association
Columbus Bar Association Community Service Award
Ohio State Bar Foundation Community Service Award - Lawyers 40 and Under
LawDragon 500
"Forty Under 40"
Leadership Columbus Graduate
Columbus Jaycees' Outstanding Young Citizen
Order of the Barristers
Order of the Curia
National Moot Court Team
Executive Articles Editor, Capital University Law Review


We're all in this together
Member, Chair, Energy & Natural Resources Department
Of Counsel

Contact Us

Email correspondence with anyone at Steptoe & Johnson PLLC does not establish a business or attorney-client relationship. Any information you may send will not be considered confidential or privileged and may be disclosed to others unless Steptoe & Johnson PLLC has agreed to represent you.

If you seek legal representation, please call one of our attorneys directly.

Information on this Web site should not be considered legal advice. It is for general use only.

If you continue, you are confirming that you have read and understand this notice.

Continue Cancel