
ISO 9001
Quality management system focused on traceability, process organization and continuous improvement.
Translation services in California for USCIS, legal, academic and corporate documents. Certified English translations managed online in over 150 languages.
ISO 9001
ISO 17100
ISO 18587LinguaVox provides professional translation services for clients in California who need foreign-language documents prepared for use before U.S. institutions. We work with individuals, attorneys, universities, companies and organizations in Los Angeles, San Diego, San Jose, San Francisco, Fresno, Sacramento, Oakland and other California cities through an online workflow. The service is designed for immigration filings, academic applications, legal matters and business documentation where a complete English translation and the appropriate certification format are important.
California’s linguistic diversity means that translation requests often involve Spanish, Chinese, Korean, Vietnamese, Tagalog or Filipino, Farsi, Arabic, Russian, Portuguese, Haitian Creole and many other languages. Requests may involve documents issued in Latin America, East Asia, the Middle East or Europe, and each origin can bring different naming conventions, seals and administrative structures. Our project managers review the source file, the language pair and the intended use before assigning the work. We do not present the service as a local branch in every California city; instead, we manage the project remotely and provide delivery formats that match the receiving institution’s instructions.
Many California translation requests are connected to immigration, family procedures, university admissions or professional licensing. We translate birth certificates, marriage certificates, divorce decrees, police records, passports, identity documents, adoption files, affidavits and financial evidence. For USCIS and similar procedures, the translation normally needs to be complete and accompanied by a signed certification of accuracy.
A complete translation reflects the visible content of the original record, including registry seals, stamps, signatures, dates, reference numbers and handwritten notes when legible. For documents written in non-Latin scripts, such as Chinese, Korean, Arabic, Farsi or Russian, names are transcribed, transliterated or romanized when appropriate. If the client already uses a specific spelling in a passport, visa application or previous filing, we ask for that reference so the translated documents remain consistent across the file.
California also has a large academic and professional community. We translate diplomas, transcripts, course descriptions, professional certificates and training records for universities, credential evaluators and licensing boards. We do not convert grades or issue credential evaluations; we translate the original academic information so that the receiving institution can carry out its own assessment.
Legal, corporate and technical translation for California companies
California companies may need translation for commercial contracts, employee policies, financial statements, medical documentation, technical manuals, safety instructions, software content and websites. These projects require more than a general understanding of the language pair. Legal and technical documents rely on field-specific terminology, internal style preferences and a consistent treatment of repeated concepts. A software localization file, a hospital policy and a supplier agreement require different terminology choices, even when the language pair is the same.
For corporate clients, LinguaVox can use glossaries, reference materials and translation memories. This is useful for technology companies, healthcare organizations, manufacturers, entertainment businesses or legal teams that update documents regularly or manage multilingual content in several departments. Consistency in terminology helps reduce ambiguity and supports a more coherent professional image.


The delivery format depends on the requirements of the institution that will review the document. Standard certified translations are usually delivered as secure PDF files containing the English translation and a signed certification of accuracy. This format is commonly used for online submissions and professional correspondence when permitted by the receiving body.
If a court, licensing board, attorney or other institution explicitly requires notarization, LinguaVox can arrange this as an additional service through our commercial contact in Michigan. The certification is signed before a U.S. notary public and the physical document package is mailed to the client. Because this process adds handling time and shipping costs, we recommend confirming the requirement before requesting a notarized copy.
Our translation projects are managed under organized quality procedures. ISO 9001 supports project tracking and file management, while ISO 17100 guides our professional translation workflows and translator qualification criteria. ISO 18587 may apply to post-edited machine translation in large corporate projects when that workflow is agreed in advance. To request a quote, upload clear scans or photos, indicate the language pair and tell us where the translation will be submitted.

Quality management system focused on traceability, process organization and continuous improvement.

Specific standard for professional translation services with independent revision.

Standard used for human post-editing of machine translation when that workflow is requested.
Review related certified translation, USCIS and language services when your project involves several documents or more than one language.
Yes. LinguaVox manages translation requests online for clients in Los Angeles, San Diego, San Jose, San Francisco, Sacramento, Oakland and other California cities. You can upload your files digitally and receive a certified PDF when that format fits your filing instructions.
California clients frequently request Spanish, Chinese, Korean, Vietnamese, Tagalog or Filipino, Farsi, Arabic, Russian and Portuguese translation into English. We also work with many other languages for immigration, academic and corporate files.
Yes. We translate birth certificates, marriage certificates, divorce decrees, police records, passports, affidavits and financial documents for USCIS-related files prepared by California residents, families or immigration attorneys.
Yes. We translate software content, technical manuals, medical documentation, employee policies, contracts and compliance materials. For recurring projects, we can use glossaries and translation memories to keep terminology consistent.
If notarization is expressly required, LinguaVox can coordinate it through our commercial contact in Michigan and mail the physical documents to California. This is optional and should be requested only when the receiving institution asks for a notarized copy.
Timing depends on the language, document type, number of pages and delivery format. A short civil record is often completed within a few business days, while technical files, multiple documents or notarized physical copies require more time.
Request a quote for translation services in California
Send the documents, specify the language and explain where the translation will be submitted. We will check whether you need certified PDF delivery, notarization or postal delivery.