Best's Recommended Insurance Attorneys - General Defense
- Telephone: 303-691-3737
- Fax: 303-757-5106
- Website: www.ndm-law.com
Established: 1973
Practice Areas
- Insurance Defense
- Casualty
- Surety
- Workers' Compensation
- Insurance Law
- Automobile
- Product Liability
- Professional Malpractice
- Employment Law
- Construction Defect
- Civil Rights Defense
- Premises Liability
- COVID-19/Coronavirus
- Governmental Defense
- Livestock Liability
About Us
Nathan Dumm & Mayer P.C. is a civil defense law firm practicing insurance defense litigation. Since its inception in 1973, the firm has provided quality legal representation to its clients.
The firm's attorneys are accomplished in a diverse range of legal matters with a specialty in representing governmental entities, defending civil rights claims, and defending all types of personal injury claims.
The firm has been practicing in Covid-19 related areas such as Business Interruption coverage disputes and Covid-19 Workers Compensation.
Client Information
Insurance Clients
- ACUITY
- American Family Insurance Company
- Burlington Insurance Company
- Chubb & Son, Inc.
- CIGNA Property and Casualty Insurance Company
- Clarendon National Insurance Company/North American Risk Sharing Agency
- Colorado County Pool
- Colorado Farm Bureau Mutual Insurance Company
- Colorado Intergovernmental Risk Sharing Agency
- Colorado School District Self-Insurance Pool
- Colorado Special Districts Property and Liability Pool
- Continental Divide Insurance Company
- County Technical Services, Inc.
- CUNA Mutual Group
- ESIS/ACE USA Group
- Federated Mutual Insurance Company
- Insurance Company of the West
- Kemper Insurance Companies
- Mesa Underwriters Specialty Insurance Company
- Mountain West Farm Bureau Mutual Insurance Company/360 Insurance
- National Claim Services, Inc.
- National Fire and Marine Insurance Company
- Nationwide Insurance
- Scottsdale Insurance Company
- SECURA Insurance Companies
- Selective Insurance Company
- Sentry Insurance
- United Fire Group
- York Risk Services Group, Inc.
Insurance Guaranty Fund Clients
- Colony Insurance Group
Non-Insurance Clients
- Adams County
- Albertson's LLC
- Aurora Crime Lab
- Avis Budget Group, Inc.
- Avis Rent-A-Car System, Inc.
- Berkley Risk Administrators Company, LLC
- Budget Rent-A-Car System, Inc.
- CenturyLink, Inc.
- Cherry Creek School District
- Church of Jesus Christ of Latter Day Saints
- City and County of Denver
- City of Aurora
- City of Lakewood
- City of Littleton
- City of Trinidad
- Continental Materials Corp.
- Crawford & Company
- Dillon Companies, Inc. d/b/a King Scoopers
- Douglas County, CO
- Douglas County School District
- Elbert County, CO
- Gallagher Bassett Services, Inc.
- Isle of Capri Black Hawk, LLC
- The Kroger Co.
- Lady Luck Casino
- Larimer County
- LKQ Corporation
- Loaf'N Jug
- Lockheed Martin Corporation
- North American Risk Services
- Penske Truck Leasing Company, L.P.
- Qwest Communications
- ROCLA Concrete Tie, Inc.
- Sedgwick Claims Management Services, Inc.
- Specialty Risk Services, Inc. (SRS)
- State of Colorado
- Town of Erie, CO
- Tradesmen International, Inc.
- Transit Mix Concrete Co.
- Unified Metropolitan Forensic Crime Laboratory
- University of Colorado
- Wells Fargo
Personnel Information
Shareholders
J. Andrew Nathan
Denver, CO
- E-Mail: anathan@ndm-law.com
Years of Experience: 49
Practice Areas
- Civil Litigation
- Employment Law
- Civil Rights
- Land Use
- Personal Injury
- Insurance Law
- Professional Liability
Admitted
- Colorado, 1972
Memberships:
- The Colorado and Denver Bar Associations
- American Board of Trial Advocates (President, Colorado Chapter, 1990; National Board of Directors, 1990-1996)
- Colorado Defense Lawyers Association
Education:
- University of Missouri, B.A., 1969
- University of Colorado, J.D., 1972
Born: 1947
Michael Robert Lancto
Denver, CO
- E-Mail: mlancto@ndm-law.com
Practice Areas
- Civil Litigation
- Premises Liability
- Construction Litigation
- Liquor Liability
- Insurance Law
- Automobile Liability
- Professional Liability
- Food Borne Pathogen Defense
Admitted
- Colorado, 1990
- U.S. District Court, District of Colorado, 1993
- U.S. Court of Appeals, Tenth Circuit, 1995
Memberships:
- The Colorado, Arapahoe County and Jefferson County Bar Associations
- Colorado Defense Lawyers Association
- Defense Research Institute
Education:
- Colorado State University, B.A., 1986
- University of Denver, J.D., 1990
Clerkship:
Law Clerk to District Court Judge Michael J. Watanabe, 1990-1992
Born: 1964
Bernard R. Woessner
Denver, CO
- E-Mail: bwoessner@ndm-law.com
Practice Areas
- Civil Litigation
- Workers' Compensation
- Insurance Law
- Civil Rights
- Municipal Liability
- Employment Law
- Personal Injury
Admitted
- Colorado, 1994
- U.S. District Court, District of Colorado
- U.S. Court of Appeals, Tenth Circuit
- U.S. Supreme Court
Memberships:
- The Colorado and Denver Bar Associations
- Colorado Defense Lawyers Association
- Defense Research Institute
Education:
- Rutgers University, B.A., 1989
- University of Denver, J.D., 1994
Born: 1967
Marni Nathan Kloster
Denver, CO
- E-Mail: mkloster@ndm-law.com
Years of Experience: 18
Practice Areas
- Civil Litigation
- Employment Law
- Land Use
- Civil Rights
- Municipal Law
- Premises Liability
Admitted
- Colorado, 2003
- U.S. District Court, District of Colorado
- U.S. Court of Appeals, Tenth Circuit
- U.S. Supreme Court
Memberships:
- The Colorado Bar Association
- Colorado Defense Lawyers Association
Education:
- Emory University, B.B.A. (with distinction), 2000
- University of Denver, J.D., 2003
Honors:
Order of St. Ives
Born: 1978
Timothy R. Fiene
Denver, CO
- E-Mail: tfiene@ndm-law.com
Years of Experience: 12
Practice Areas
- Civil Litigation
- Workers' Compensation
- Premises Liability
- Municipal Liability
- Personal Injury
- Employment Law
- Civil Rights
- Construction Litigation
Admitted
- Colorado, 2009
- U.S. District Court, District of Colorado
- U.S. Court of Appeals, Tenth Circuit
- U.S. Supreme Court, 2015
Memberships:
- The Colorado and Denver Bar Associations
- Colorado Defense Lawyers Association
Education:
- Colorado State University, B.S., 2004
- Colorado State University, B.A., 2004
- University of Denver, J.D., 2009
Born: 1981
Ashley Hernandez-Schlagel
Denver, CO
- E-Mail: aschlagel@ndm-law.com
Years of Experience: 10
Practice Areas
- Civil Litigation
- Civil Rights
- Employment Law
- Land Use
- Premises Liability
- Automobile Litigation
- Municipal Law
- Insurance Coverage Litigation
- Bad Faith
Admitted
- Colorado, 2011
- U.S. District Court, District of Colorado
- U.S. Court of Appeals, Tenth Circuit
- Supreme Court of the United States, 2020
Memberships:
- The Colorado and Denver Bar Associations
- Colorado Defense Lawyers Association
Education:
- Utah State University, B.S., 2006
- Utah State University, M.S., 2008
- University of Denver Sturm College of Law, J.D., 2011
Born: 1984
Nicholas C. Poppe
Denver, CO
- E-Mail: npoppe@ndm-law.com
Years of Experience: 7
Practice Areas
- Civil Rights
- Insurance Defense
- Governmental Entity Law
- Employment Counsel
Admitted
- Colorado, 2014
- U.S. Court of Appeals, Tenth Circuit, 2016
- U.S. Supreme Court, 2019
Memberships:
- The Colorado and Denver Bar Associations
- Colorado Defense Lawyers Association
Education:
- University of Denver, B.A., 2010
- University of Denver, J.D., 2014
Emily M. Miller
Denver, CO
- E-Mail: emiller@ndm-law.com
Years of Experience: 7
Practice Areas
- Automobile Accidents
- Civil Rights
- Civil Litigation
- Construction Litigation
- Construction Defect
- Employment
- Insurance Defense
- Premises Liability
Admitted
- Colorado, 2016
- Arizona, 2020
- U.S. District Court, District of Colorado, 2016
Memberships:
- Colorado Defense Lawyers Association
Education:
- Northwestern University, B.A., 2005
- University of Colorado at Boulder, M.A., 2010
- University of Denver Sturm College of Law, J.D., 2016
Born: 1987
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