This page contains useful information on US immigration, including an e-guide and various articles written by Deirdre O’Brien, Esq., and is updated regularly.  You can access current information on our news page and follow us on Twitter – @usvisaexpert

Links to potentially helpful organizations are provided below.

The Independent: Irish firms warned on US visas

Article by Deirdre O’Brien published on 7th November 2015
A LEADING US immigration lawyer has warned Irish startups who are training their sights on the US market not to take unnecessary risks when trying to do business there.
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Irish Times: US visa applicants warned of online scams

Article quoting Deirdre O’Brien published on 13th October 2015
US immigration lawyer Deirdre O’Brien, of O’Brien & Associates, said that fraud schemes include sites posing as the official lottery website or emails making false promises about increasing the odds of getting a visa for a fee.
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Today FM: The Sunday Business Show

Silicon Valley Global Magazine

by Deirdre O’Brien

Doing Business in the U.S. – Visa Considerations

by Deirdre O’Brien

US Visa Options for Business – Slideshare Presentation

by Deirdre O’Brien

Silicon Valley Global Magazine

“Visa Waiver and the B Visa for Business: Common Misconceptions” by Deirdre O’Brien

Silicon Valley Global Magazine

“US Work Visa Options” by Deirdre O’Brien

Silicon Valley Global Magazine

“Green Card Options” by Deirdre O’Brien


United States Citizenship and Immigration Services (USCIS)
US Embassy, Dublin
US Department of Labor (DOL)
US Department of Labor – Employment and Training Administration
US Department of Labor – Foreign Labor Certification
US Department of Justice
US Department of State
US Department of the Treasury
US Internal Revenue Service
The White House
US Government (General)
US Embassies & Consulates Worldwide
American Immigration Lawyers Association