Office Address

Phone Number


Fax Number


Email Address

Firm Website

Download vCard


Pierce Atwood LLP

Main Office Address

Merrill's Wharf
254 Commercial Street
Portland, Maine 04101 
United States

Office Locations

Portland, ME
Boston, MA
Portsmouth, NH
Augusta, ME
Washington, DC
Providence, RI
Stockholm, SE

Firm Phone Number


Firm Fax Number


Personal Background

Mr. Derosby directs Pierce Atwood LLP's Immigration Practice Group. He serves as national outside counsel in employment and business immigration to leading employers in the fields of semiconductor design and manufacture, science and research, health care, management consulting, private secondary education, undergraduate and graduate education, recreation and tourism, manufacturing, and forest products. He serves as global outside counsel in employment and business immigration to several large multi-national business operations, including multinational companies with corporate headquarters or production/design facilities in the United Kingdom, Germany, Norway, Sweden, South Korea, Singapore, China, Malaysia, the Philippines, and Canada. Mr. Derosby represents employers and employees jointly in the design and implementation of employment-related immigration strategies. He has obtained approvals for thousands of employment-related immigration applications, including applications on behalf of multi-national executives and managers, "extraordinary ability" applicants, "outstanding" researchers and scientists, advancedegree professionals, national-interest waivers, professionals, skilled workers, and immigrant investors. He has helped clients process visa applications at more than 50 Consulates around the world and works regularly with clients on Consular processing issues. Mr. Derosby is a frequent speaker at employment law seminars and regularly conducts management and employee training.

Firm Background

Pierce Atwood LLP is a leading New England law firm, recognized nationally and internationally for comprehensive expertise in legal and public policy issues affecting businesses. We strive to deliver the highest level of service and meet the changing and increasingly complex needs of our clients, who range from entrepreneurs and individuals to members of the Fortune 500 and foreign governments, and span a variety of traditional and emerging business sectors. Clients derive superior value from the firm's location and high level of sophistication.

The Pierce Atwood Employment Group provides employers with comprehensive legal services pertaining to the employment relationship. Our goals are to:

  • foster effective human resource practices
  • enhance our clients' own expertise through information and training
  • improve the legal and economic environment for employers
  • minimize risk
  • when necessary, provide zealous advocacy

We provide policy development; advice and counseling; training and investigations; advocacy in litigation, administrative claims, arbitrations, public policy, and collective bargaining; business immigration and transaction-related services. We have an active practice before state and federal agencies and trial and appellate courts in Maine, New Hampshire and Massachusetts.

Firm Practice Areas

Alternative Dispute Resolutions, Antitrust & Trade Regulation, Commercial Finance & Bankruptcy, Corporate/Tax, Employee Benefits, Employment, Energy, Environmental, Governmental Relations, Immigration, Intellectual Property, International, Litigation, Real Estate, Retail Financial Services, State & Local Tax, Trusts and Estates.