Attorney Profiles for Our Excellent Rapid City Attorneys

Brian D. Hagg, Managing Partner

Algona, Iowa, October 9, 1946.

Admitted to Bar
1972, South Dakota; 1975, U.S. District Court, District of South Dakota and U.S. Court of Appeals, 8th Circuit.

Creighton University; University of South Dakota (B.A., 1969; J.D., 1972). Attorney, Cities Service Oil Co., Tulsa, Oklahoma, 1972-1973; Deputy States Attorney, 1973-1975; Assistant U.S. Attorney, 1975-1977. Chairman, State Bar Client Security Fund, 1982-1985. Chairman, Pennington County Republican Party, 1993-1996.

Pennington Co. and American Bar Assoc.; The State Bar of SD; SD Trial Lawyers Assoc.; The Assoc. of Trial Lawyers of America; Federation of Insurance and Corporate Counsel; International Assoc. of Gam-ing Attorneys.

Practice Areas

  • Real Estate 
  • Commercial Transactions 
  • Commercial Contracts 
  • Corporate Law 
  • Gaming Law 
  • Indian Gaming Law 
  • Banking 
  • International Commercial Transactions 
  • Wills 
  • Probate

Rexford A. Hagg

Sioux Falls, South Dakota, May 10, 1957.

Admitted to Bar
1982, Oklahoma; South Dakota; U.S. District Court, Western District of Oklahoma; U.S. District Court, District of South Dakota.

University of South Dakota (B.A., 1979; J.D., 1982). University of Oklahoma (J.D., 1982). Graduate of Gerry Spence Trial Lawyers College, October 2000. City Attorney, Box Elder, South Dakota, 1984–; Elected South Dakota House of Representatives, 1988-1998, Speaker of the House, 1997-1998.

Oklahoma Bar Association; State Bar of South Dakota; South Dakota Trial Lawyers Association; The As-sociation of Trial Lawyers of America.

Practice Areas

  • Personal Injury Law 
  • Workers' Compensation Law 
  • Lobbying 
  • Wrongful Death 
  • Trials 
  • Appeals

John S. Dorsey

Redfield, South Dakota, August 26, 1961.

Admitted to Bar
1986, South Dakota; 1988, U.S. District Court, District of South Dakota and US Court of Appeals, 8th Circuit; United States Supreme Court.

University of South Dakota (B.S., with honors, 1983; J.D., 1986). Co-Author: "Rule 11 Sanctions: Some Current Observations," 33 South Dakota Law Review 207, with Hon. Richard H. Battey.

The State Bar of South Dakota; American Bar Association; South Dakota Trial Lawyers Association; The Association of Trial Lawyers of America. Certified Civil Trial Advocate, National Board of Trial Advoca-cy.

Litigation & Practice Areas

  • Personal Injury 
  • Motor Vehicle Collisions 
  • Workers' Compensation 
  • Workplace Injuries 
  • Defective Products 
  • Wrongful Death 
  • Contract Litigation 
  • Social Security Disability 
  • Criminal Defense 
  • Trials 
  • Appeals 
  • Will Disputes/Undue Influence

Kent R. Hagg

Dell Rapids, South Dakota, December 12, 1963.

Admitted to Bar
1990 (Nebraska and South Dakota).

University of South Dakota (B.S., 1987; J.D., 1990). Assistant City Attorney and Prosecutor, 1990-1995; Corporate Counsel to Sodak Gaming, Inc., 1995-1998. Partner, Whiting Hagg & Hagg, LLP 1998-present.

State Bar of South Dakota and Nebraska; South Dakota and Nebraska Bar Associations; South Dakota Trial Lawyers Association; Pennington County Bar Association.

Practice Areas

  • Real Estate Law 
  • Commercial Law 
  • Construction Law 
  • Casino Gaming Law 
  • Casino Regulatory Law 
  • Indian Gaming Law 
  • Family Law

Call 605-348-1125 to talk to one of our valuable team members about your case today.


George Grassby

Whiting Hagg Hagg Dorsey & Hagg is pleased attorney George Grassby is now a
member of our law firm. With over 30 years of experience, George is a seasoned advocate
and litigator. George is taking clients in all matter of cases in federal and state courts
including criminal felonies, commercial litigation, personal injury and auto accident cases,
as well as DWI, divorce, and custody disputes. Mr. Grassby received his Bachelors Degree
from Harvard University and his Juris Doctorate Degree from the University of South
Dakota. George is a member of the South Dakota Bar and the American Bar Associations.
Fluent in Spanish, George recently traveled to Ecuador and Panama as an ambassador of
the American Bar Association to conduct symposiums in those countries as a criminal trial
instructor. Mr. Grassby’s office is located at Whiting Hagg Hagg Dorsey & Hagg law firm,
601 West Boulevard, Rapid City, South Dakota.
He may be contacted there to discuss your
legal needs at 605-348-1125 or by e-mail at