About Us

Affiliations & Recognition

Professional Affiliations

The Firm and its attorneys maintain memberships and affiliations in a number of professional organizations.  The following lists illustrate the breadth of our affiliations.

National and International Organizations

Regional and Local Organizations

Honors and Recognition

The Firm and its attorneys have been recognized with the following honors and awards:

  • The Best Lawyers in America©
    • Polly Jessen – Construction Law
    • Steve Kaplan – Land Use/Zoning Law
    • Lori Potter – Environmental Litigation
    • John Putnam – Administrative/Regulatory Law
    • Sarah Rockwell – Land Use/Zoning Law
    • Firm-wide – Land Use & Zoning Law - National Tier 2; Environmental Litigation - National Tier 3; Administrative/Regulatory Law - Colorado; Construction Law - Colorado; Environmental Litigation - Colorado; Land Use & Zoning Law - Colorado
  • Chambers USA
    • Adam Giuliano – 'Up and Coming' Projects PPP – Nationwide
    • Polly Jessen – Natural Resources & Environment, Band 3
    • Steve Kaplan – Real Estate: Zoning/Land Use, Band 1
    • Sarah Rockwell – Real Estate: Zoning/Land Use, Band 1
    • Firm-wide – Natural Resources & Environment, Band 3
  • Colorado Super Lawyers® 
    • Heather Haney – “Rising Star" in Real Estate
    • Steve Kaplan – Land Use/Zoning; Real Estate; Transportation/Maritime
    • Peter Kirsch – Aviation and Aerospace; Environmental; Land Use/Zoning
    • Lori Potter – Environmental Law; Environmental Litigation
    • John Putnam – Environmental Law; Environmental Litigation
    • Sarah Rockwell – Land Use/Zoning; Real Estate
    • Bill Silberstein – Environmental Law; Real Estate
  • DC Super Lawyers® 
    • Allison Fultz – “Rising Star" in Transportation/Martitime; Administrative Law; Land Use/Zoning
  • Airports Council International Award (Steve Kaplan)
  • American College of Environmental Lawyers (Polly Jessen)
  • Colorado Women's Chamber of Commerce, Top 25 Most Powerful Women in Denver (Sarah Rockwell)
  • Colorado Open Space Alliance, Blue Grama Award for Outstanding Achievement by an Individual (Bill Silberstein)
  • Best Lawyers® Administrative/Regulatory Law "Lawyer of the Year" in Denver (John Putnam)
  • Best Lawyers® Environmental Litigation "Lawyer of the Year" in Denver (Lori Potter)
  • Best Lawyers® Land Use and Zoning Law "Lawyer of the Year" in Denver (Steve Kaplan; Sarah Rockwell)
  • Downtown Denver Partnership Volunteer of the Year Award (Sarah Rockwell)
  • Energy and Mineral Law Foundation (Nick Clabbers)
  • Legal Aid Foundation Associates Campaign Award (Firm-wide)
  • Law360 MVP Awards, Project Finance (Adam Giuliano)
  • Law Week Colorado, Top Litigator Award (Lori Potter)
  • U.S. Department of Transportation Honors Attorney (Steven Osit)
  • University of Colorado Law School, Alumni Promising Star (Christian Alexander)