Attorneys
Charles J. Peterson
TEL (701) 456-3210
FAX (701) 227-4739
Since teaming up with Mackoff Kellogg Law Firm in 1990, Chuck has provided prompt, efficient legal service to clients in various practice areas including real property law, oil and gas law, commercial law and creditors’ rights, as well as estate planning and probate. Chuck Peterson has been providing advice and counsel to mortgage lenders and mortgage servicers on foreclosure and bankruptcy matters in Montana and North Dakota since 1987.
He is active in a number of professional organizations, including being a charter member of the U.S. Foreclosure Network. He has served on the Disciplinary Board of the North Dakota Supreme Court and currently serves on the North Dakota Supreme Court Services Administration Committee. Chosen by his peers as one of the Best Lawyers in America, in 2010, 2011, 2012, and 2013.
Practice Areas
Real Estate
Commercial Transactions
Oil and Gas
Creditors’ Rights/Collections
Estate Planning & Probate
Education
B.A., Dickinson State University, 1979
J.D., University of Montana, 1983 Magna Cum Laude
Professional Memberships
State Bar Association of North Dakota
State Bar Association of Montana
State Bar Association of South Dakota
American Bar Association
USFN
ALFN
National Academy of Elder Law Attorneys
Court Admissions
North Dakota, 1983
Montana, 1983
South Dakota, 2008
United States District Court, District of North Dakota, 1983
United States District Court, District of Montana, 1983
Jason J. Henderson
TEL (701) 227-1841
FAX (701) 227-4739
Jason J. Henderson joined the Mackoff Kellogg Law Firm in 2009. Jason specializes in legal matters relating to mortgage default servicing, real estate, commercial transactions, business entities, estate planning, oil and gas, and taxation. He received his Bachelor of Arts Degree, summa cum laude, from Concordia College in Moorhead, Minnesota; his Juris Doctor, with distinction, from the University of North Dakota School of Law; and his Master of Laws in Taxation from New York University School of Law. Jason is licensed to practice law in the state and federal courts of North Dakota, South Dakota, Montana, as well as the United States Tax Court.
Practice Areas
Real Estate
Commercial Transactions
Estate Planning & Probate
Taxation Mortgage Default Servicing Corporations/Partnerships/Limited Liability Companies
Education
B.A., summa cum laude, Concordia College, 1997
J.D., with distinction, University of North Dakota School of Law, 2000
LL.M (Taxation), New York University School of Law, 2002
Professional Memberships
State Bar Association of North Dakota
American Bar Association
Court Admissions
North Dakota, 2000
United States District Court, District of North Dakota, 2001
United States Tax Court, 2001 Montana, 2010 United States District Court, District of Montana, 2010 South Dakota, 2011 United States District Court, District of South Dakota, 2011
David C. Piper
TEL (701) 227-1841
FAX (701) 227-4739
David joined Mackoff Kellogg Law Firm in December of 2009. He received his Bachelor of Arts degree from Gustavus Adolphus College in St. Peter, MN, 2006, and his Juris Doctor from the University of North Dakota School of Law in 2009. David focuses on real estate foreclosures, litigation, bankruptcy, as well as corporation formation. David is licensed to practice law in North Dakota, South Dakota, and Minnesota.
Practice Areas
Commercial Law
Creditors' Rights/Collection
Foreclosure
Real Estate
Education
B.A. from Gustavus Adolphus College in 2006
J.D. from University of North Dakota School of Law in 2009
Professional Memberships
Minnesota State Bar Association
State Bar Association of North Dakota
State Bar Association of South Dakota
Court Admissions
Minnesota 2009
North Dakota 2010
South Dakota 2010
Thomas A Gehrz
TEL (701) 227-1841
FAX (701) 227-4739
Thomas A. Gehrz joined the Mackoff Kellogg Law Firm in 2010. While attending law school, Tom did volunteer work for the Minnesota Public Defender's Office, conducted editing and research projects for his constitutional law professor, worked in the Immigration Law Clinic, and worked with Habitat for Humanity. Tom will be focusing his practice on litigation, real estate, oil and gas, probate, and estate planning.
Practice Areas
Real Estate
Litigation
Oil and Gas
Commercial Law
Education
B.A. from University of Saint Thomas in 2005
J.D. from University of Saint Thomas School of Law in 2010
Court Admissions
North Dakota 2010 South Dakota 2011
Professional Memberships
State Bar Association of North Dakota
Mark C. Sherer
TEL (701) 227-1841
FAX (701) 227-4739
Mark C. Sherer joined Mackoff Kellogg Law Firm in 2011. Mark's practice experience is broad, having represented individuals and businesses in a wide array of legal matters, but since 1998, the emphasis of his practice has been in the area of litigation. He has defended individuals and businesses in a variety of simple and complex lawsuits, including medical malpractice and other professional errors and omissions claims as well as personal injury and commercial litigation. Over the past 10 years, Mark has served as first chair counsel in over 25 jury trials. Mark and his wife Amy have 3 children. In his spare time, Mark enjoys coaching his children's basketball teams, running and visiting National Parks with his family.
Practice Areas
Real Estate Litigation
Commercial Litigation Banking Litigation
Personal Injury Litigation Estate Litigation Oil and Gas Litigation
Education
Bachelor of Arts, cum laude, Hanover College, 1992 Juris Doctorate, Indiana University School of Law - Indianapolis, 1995
Court Admissions
North Dakota Supreme Court United States District Court - North Dakota Indiana Supreme Court United States District Court - Northern District of Indiana United States District Court - Southern District of Indiana South Dakota Supreme Court
Professional Memberships
State Bar Association of North Dakota State Bar Association of South Dakota
Casey J. Kostelecky
TEL (701) 227-1841
FAX (701) 227-4739
Casey J. Kostelecky joined the firm in 2011. She received a Bachelor of Science Degree from the University of North Dakota and a Juris Doctor from Thomas M. Cooley Law School in 2011. She will focus her practice in the areas of Real Estate, Estate Planning, Probate, Oil and Gas, and Litigation.
Practice Areas
Real Estate
Estate Planning
Probate Oil and Gas Commerical Transactions Family Law
Business Formations
Creditors' Right and Collections
Education
B.A., The University of North Dakota, 2007 J.D., Thomas M. Cooley Law School, 2011
Court Admissions
North Dakota 2011
Professional Memberships
State Bar Association of North Dakota
Cassie R. Dellwo
TEL (701) 227-1841
FAX (701) 227-4739
After spending two summers clerking for Mackoff Kellogg, Cassie joined the firm as an attorney in 2011. Cassie received her Bachelor's of Arts from Jamestown College in 2008 and her Juris Doctor from the University of Montana School of Law in 2011. Cassie has a particular interest in working with farmers and ranchers. To help prepare her for that endeavor, Cassie participated in and was Co-President of the University of Montana Schools of Law's Rural Advocacy League during law school and interned at the Office of the General Counsel for the USDA during her final year of law school. She hopes to continue working in the world of Agricultural law as her practice develops
Practice Areas
Real Estate
Oil and Gas
Commerical Transactions
Business Formation Creditors' Right and Collections
Education
Bachelor of Arts, Jamestown College, 2008 Juris Doctorate, University of Montana School of Law, 2011
Court Admissions
Montana, 2011
United States District Court, District of Montana, 2011 North Dakota, 2012
Professional Memberships
State Bar Association Montana American Agricultural Law Association State Bar Association of North Dakota
Elizabeth A. Ebert
TEL (701) 227-1841
FAX (701) 227-4739
Elizabeth A. Ebert joined the Mackoff Kellogg Law Firm in 2011. She received her Bachelor of Arts Degree from the University of Saint Thomas, in Saint Paul, Minnesota; her Juris Doctor, with distinction, from the University of North Dakota School of Law. Elizabeth focuses her practice in the areas of general litigation, oil and gas law, foreclosure, and family law. Prior to joining Mackoff Kellogg, Elizabeth served as a volunteer clerk for the Federal Public Defenders in Fargo, ND.
Practice Areas
General Litigation Oil and Gas Foreclosure Family Law
Business Formations
Commercial Law
Estate Planning and Probate
Education
B.A., University of Saint Thomas, 2008
J.D., with distinction, University of North Dakota School of Law, 2011
Court Admissions
Minnesota 2011
Professional Memberships
Minnesota State Bar Association
TEL (701) 227-1841
FAX (701) 227-4739
After working with Mackoff Kellogg for a year and serving as a law clerk for two summers, Christina M. Wiskus joined the firm as an associate attorney in August 2012. Christina attended Dickinson State University where she received her Bachelor of Arts Degree in Political Science and History. Christina attended the University of North Dakota School of Law where she received her Juris Doctor. During law school, Christina was active in oral advocacy and trial advocacy programs. In her third year of law school, she served as a Member at Large on the Moot Court Association Board, was a finalist at the Regional Trial Team Competition in Spokane, Washington, served as a teacher's assistant for trial advocacy, interned with the Grand Forks State's Attorney, and upon graduation was elected to the Order of the Barristers.
Practice Areas
Litigation
Family Law
Real Estate
Estate Planning and Probate
Business Formations
Commercial Law
Creditors' Rights And Collections
Education
B.A., Summa Cum Laude, Dickinson State University, 2008
J.D., Cum Laude, University of North Dakota School of Law, 2012
Court Admissions
North Dakota 2012
Professional Memberships
State Bar Association of North Dakota
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