EB-1 Expert opinion letter will focus on: 

To qualify for an EB-1 visa, the petitioner must provide evidence that she or he is a person of extraordinary ability within the sciences, arts, education, business, or athletics and plan an endeavor within an area relevant to that discipline

Based on these requirements, an expert would provide a highly detailed interpretation of your endeavor based on USCIS criteria. In brief, the expert will provide an assessment of evidence including: national or internationally-recognized awards, membership in exclusive associations, materials that have been published about you, your research contributions (books, articles, or other publications), and other documents that fit with the criteria considered by the USCIS. 

Eligibility criteria for an EB1-A Visa: 

An EB-1A visa is meant for those with extraordinary abilities. In order to qualify for an EB-1A, you must be able to demonstrate extraordinary ability in the sciences, arts, education, business, or athletics. This is proven in a variety of ways, but each needs to be through a sustained national or international acclaim. To petition for this visa, you need to meet 3 of 10 criteria stated below, or you need to present a one-time achievement. EB-1A extraordinary ability examples for a one-time achievement include receiving an Oscar, a Nobel Prize, an Olympic medal, or an award of equivalent nature.

To demonstrate your status as a person with extraordinary abilities, you need to be able to provide evidence for 3 of the 10 following qualifications if you do not have an internationally recognized award or achievement. These criteria should show a sustained national or international recognition:

• Lesser recognized award for excellence
• Proof of your original scientific, scholarly, artistic, athletic, or business-related contributions in your field of expertise
• Published material about your excellence in either professional or trade publication or other major media
• Authorship in scholarly, professional, or trade media
• Commercial success in the performing arts
• Being asked to judge others individually or on a panel for their work
• Have had work displayed at artistic exhibitions and/or showcases
• Membership in a distinguished association or organization whose membership relies on having an extraordinary ability
• Performing a leading role in a distinguished organization
• Proof you command a high salary or significant payment in relation to others in your field.

To qualify for an EB1-B visa there are 3 requirements:

• You must be internationally recognized as being outstanding in an academic field
• You must have at least 3 years of experience teaching and/or doing research in your academic field
• You must have a US job offer to work in a teaching position or as a researcher.

Eligibility Requirements for an EB1-C Visa: 

To be qualified for an EB1C visa, the following criteria must be met:

• The foreign worker must have been employed outside the United States in a managerial or executive capacity for at least one of the three years preceding the application.
• The foreign worker must have been transferred to the U.S. company to work in a managerial or executive capacity.
• The U.S. company must have a qualifying relationship with the foreign company, such as being a branch, subsidiary, affiliate, or parent company.
• The foreign worker must be entering the United States to continue to work in a managerial or executive capacity for the same employer or a related employer.
• In addition to these eligibility requirements, the foreign worker must also meet the U.S. immigration laws and regulations, including the requirement to have a valid passport and a valid job offer from a U.S. employer.

Documents required for an EB1-A, EB1-B, EB1-C Expert letter:

1. All education credentials in PDF format.

2. Latest resume and Work experience letters if handy

3. Letters of Recommendation: High-caliber testimonials from peers, industry leaders, or other recognized experts, attesting to the applicant’s extraordinary abilities. Media Coverage: Articles or press releases highlighting the applicant’s achievements and impact in their field.

4. Professional Achievements: Documentation of ground-breaking work, patents, or leading roles in prestigious organizations. 5. Evidence of Extraordinary Ability: Awards, recognitions, publications, and other proofs of the applicant’s outstanding contributions to their field. 6. Professional Achievements: Documentation of ground-breaking work, patents, or leading roles in prestigious organizations