VerifiedLawFirms editorial: Focus and practice areas — KPB Immigration Law Firm, PC works within a single field, immigration law, and the firm sorts that work into three areas on its website.
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About KPB Immigration Law Firm
KPB Immigration Law Firm is an immigration practice based in San Francisco, California, with additional offices in San Jose, Sacramento, Napa, and Walnut Creek, plus locations in Mexico City, Guadalajara, and Monterrey in Mexico. The firm handles family-based immigration, employment and investor visas, removal defense, and humanitarian relief.
Its staff speaks several languages, including Spanish, Portuguese, Japanese, Mandarin, Korean, Polish, Russian, and French. The firm was founded by Wilson Purves, who has practiced immigration law in California since 2007 and serves as an attorney advisor for the Mexican Consulate for the San Francisco and Hawaii jurisdictions.
He is a member of the American Immigration Lawyers Association. The team includes associate attorneys along with a group of case directors who support clients through their matters.
KPB works with businesses seeking skilled workers, families pursuing reunification and US residency or citizenship, and individuals facing deportation or seeking humanitarian relief. The firm operates a network of eight offices across Northern California and Mexico.
Editor's Review
VerifiedLawFirms editorial
Focus and practice areas
KPB Immigration Law Firm, PC works within a single field, immigration law, and the firm sorts that work into three areas on its website. Those are family immigration, employment and investor immigration, and removal defense paired with humanitarian relief. Each area answers a different need. Families come for reunification and for a route toward US residency or citizenship. Businesses come to sponsor skilled workers or to bring in investors. People in deportation proceedings, and those asking for protection, come for defense and relief.
Family cases generally begin with a petition filed at US Citizenship and Immigration Services. They then turn on priority dates and, for relatives abroad, an interview at a US consulate. Employment and investor matters can involve labor steps, visa petitions, and proof of a company's need or an investor's funds. Removal defense plays out in immigration court, before a judge under the Executive Office for Immigration Review, where the written record and the hearing carry the case. As a reviewer, I read the firm's three-part split as a sign it takes on both the filing side and the courtroom side of immigration.
Humanitarian relief covers claims such as asylum, where an applicant shows a fear of persecution and files within the deadlines the law sets. Green card cases, whether through family or work, move toward lawful permanent residence and can later open a path to naturalization. Citizenship itself runs through an application, a background check, an interview, and a civics and English test. The steps and timelines differ by category, and a single client can move through more than one over the life of a case. KPB's three named areas touch each of these stages.
Who leads the firm
Wilson Purves founded KPB and has practiced immigration law in California since 2007. He earned his JD at the University of Buenos Aires in 2004, and he holds licenses in California and in the Federal District of Buenos Aires. He belongs to the American Immigration Lawyers Association, the main professional body for immigration attorneys in the United States. Membership in that association gives access to continuing legal education and shared practice resources in a field where the rules shift often. His training in Argentina and his California license give him footing in two legal systems.
Since 2009 he has been an attorney advisor to the Mexican Consulate for the San Francisco and Hawaii jurisdictions. That work keeps him close to the consular side of immigration, which matters when a case crosses the US and Mexican systems. His own caseload covers family immigration, removal defense, humanitarian relief, and business immigration, so the founder handles each of the firm's stated areas himself.
How the team is built
The firm names six associate attorneys alongside Purves: Miguel Martinez, Chloe Tomlinson, Paulo Caratori, Mina Sack, Leslie Alfonzo, and Dorothy Ma. It names these associates on its team page without publishing separate bios or admission years for them. KPB also describes a group of case directors who carry clients through their matters day to day.
In my opinion the case director layer deserves a mention, because immigration work runs on documents, filing windows, and status checks. A dedicated support tier is how a busy firm keeps those pieces moving across a large caseload. The shape here, a founding attorney with several associates and a support team, fits a practice that files across many offices at once.
Reach across two countries
KPB runs a network of eight offices spread across Northern California and Mexico. In California these cover San Francisco, San Jose, Sacramento, Napa, and Walnut Creek. In Mexico they cover Mexico City, Guadalajara, and Monterrey. Offices on both sides of the border can help with matters that need consular interviews and document collection in Mexico as well as filings inside the United States. For many applicants, part of the immigration process happens at a US consulate abroad, so having staff in Mexico can help prepare that stage close to where the client lives. That footprint matches a caseload built around family reunification and cross-border business.
Languages the staff speaks
The firm lists staff languages that reach well past Spanish. Portuguese, Japanese, Mandarin, Korean, Polish, Russian, and French all appear on the roster. Immigration clients often need to explain family histories, work records, and fears of return in their first language. A multilingual staff has real use at intake and in preparing sworn statements, and the language range matches a client base drawn from several countries.
What the record shows
The firm states a founding year of 2009 and files under the legal name KPB Immigration Law Firm, PC. Its founder's California practice reaches back to 2007, and his consular advisory role also dates to 2009, which matches the firm's own founding date. KPB links to Facebook, Instagram, LinkedIn, and X, so a prospective client can check its public presence directly.
For anyone weighing an immigration matter, the record here is specific. Wilson Purves is a named founder with a stated license history and AILA membership, and six associate attorneys work under him. Removal cases go before an immigration judge, and family petitions pass through USCIS. The firm keeps eight offices across Northern California and Mexico, and its staff is listed as speaking eight languages.
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CTChloe TomlinsonAssociate Attorney
DMDorothy MaAssociate Attorney
LALeslie AlfonzoAssociate Attorney
MMMiguel MartinezAssociate Attorney
MSMina SackAssociate Attorney
PCPaulo CaratoriAssociate Attorney
Wilson PurvesFounding Attorney
Wilson Purves is the founding attorney of KPB Immigration Law Firm and has practiced immigration law in California since 2007. He handles family immigration, removal defense, humanitarian relief, and business immigration. Since 2009 he has served as an attorney advisor for the Mexican Consulate for the San Francisco and Hawaii jurisdictions, and he is a member of the American Immigration Lawyers Association. He earned his JD at the University of Buenos Aires in 2004 and holds licenses to practice in California and the Federal District of Buenos Aires, Argentina. He is fluent in Spanish.
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