Office Address

Phone Number


Fax Number


Email Address


Donna Hanson


Firm Website

Download vCard


Crowley Fleck Attorneys, PLLP

Main Office Address

490 North 31st Street
Suite 500
Billings, Montana  59101-1288
United States

Office Locations

Billings, Bozeman, Helena, Kalispell, and Missoula, Montana; Williston and Bismark, North Dakota 

Firm Phone Number


Firm Fax Number


Personal Background

Amy Oster is a partner in the employment law practice group of Crowley Fleck PLLP. Her practice focuses on civil litigation with emphasis on all areas of employment law, including harassment and discrimination, hiring and termination, unemployment insurance, workers compensation, family and medical leave, reasonable accommodations, and personnel policies and handbooks. Prior to joining the firm, she completed a one-year clerkship for the Honorable Dale V. Sandstrom, Justice of the North Dakota Supreme Court. Ms. Oster graduated with distinction from the University of North Dakota School of Law in 2009, where she was an editor of the North Dakota Law Review, a member of Order of the Coif, and active in Law Women’s Caucus. She graduated magna cum laude from North Dakota State University in 2006. Ms. Oster is a contributing author to the American Bar Association Consumer Protection Law Developments. She is also the author of the North Dakota section of the Open Government Guide, a compendium of information on each state’s open records and open meetings laws, published by the Reporters Committee for Freedom of the Press. She is admitted to the North Dakota State Bar, North Dakota tribal courts, and the U.S. District Court of North Dakota.

Firm Background

Serving North Dakota, South Dakota, Montana, and Wyoming, Crowley Fleck PLLP provides a strong, consistent presence throughout the region. While the legal profession has changed markedly since the firm's founding, our goal remains the same today as it was in 1895: to provide the highest quality legal services in a timely and cost-effective manner. 

To achieve this goal, the firm hires and trains the best available lawyers, paralegals and legal secretaries. The firm's major practice groups reflect the legal expertise required to serve our clients in today's market. Each of these groups focus on specific areas of law and provide the depth and skill necessary to customize our services and to concentrate appropriate resources on any project, no matter how complex. Reflecting the values of our region, we enjoy the practice of law and the opportunity to provide personalized services to each and every one of our clients.

Firm Practice Areas

Antitrust, Banking and Financial Matters, Bond Offerings, Business and Financial Transactions, Business Organizations and Planning, Coal, Collections, Conservation Commission Hearings, Corporate, Employee Benefits and ERISA, Environmental, Environmental Compliance and Permitting, Estate Administration and Probate, Hard Rock Mining, Health Care, Immigration, Indian Law, Intellectual Property, Labor and Employment Practice, Lease and Contract Negotiation, Lobbying, Mergers and Acquisitions, Mining, Oil & Gas, Property and Resource Acquisition, Public Finance, Public Land Issues, Public Utilities, Real Estate Development (Agricultural, Commercial, Condominium, Residential), Real and Personal Property Foreclosures, Regulatory Matters, Securities, Taxation - State and Federal, Title Examinations, Trade and Investment, Utilities, Water, Administrative Law, Appellate Practice, Arbitration, Bad Faith Litigation, Bankruptcy, Commercial and Tax, Condemnation, Construction and Design, Environmental, Insurance Coverage, Insurance Defense, Intellectual Property, Labor and Employment, Mediation, Natural Resources, Oil and Gas, Personal Injury, Premises Liability, Products Liability, Property Damage, Professional Negligence, Workers' Compensation.

Global Employer Handbook

North Dakota