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Jack C. Sung, Principal Attorney, is an immigrant himself and understands how overwhelming the immigration and visa process may be. Since he started JCS Law Offices in 2007, he and his experienced staff have been providing clients with personalized immigration services. Mr. Sung believes clients should have updates on their cases and direct access to current immigration law. If you call, email, or text JCS Law Offices, Mr. Sung will personally respond to your inquiry within 24 hours. His goal is to keep clients informed so that they can make the right choices.
Mr. Sung is a graduate of Southwestern Law School in Los Angeles, CA. At Southwestern, he distinguished himself by receiving 3 CALI Excellence Awards for achieving the top grades in Contracts, Business Associations, and Sexual Orientation Law. He was also the Associate Editor for Southwestern’s Journal of Law & Trade. During law school, Mr. Sung was already a proponent of immigrant rights as he was an active volunteer with the Los Angeles County Bar Association’s Immigration Legal Assistance Project. He also authored a published article in Southwestern’s Journal of Law and Trade where he argued for giving undocumented workers all the rights and remedies under the National Labor Relations Act. Mr. Sung is also fluent in Mandarin and proficient in Japanese.
Currently, Mr. Sung is an avid volunteer attorney with the Los Angeles Executive Office of Immigration Review Pro Bono Attorney Panel. He was recently nominated for the Public Service Attorney of the Year Award by Los Angeles County Bar Association.
Jack C. Sung's Volunteer Work:Los Angeles Executive Office of Immigration Review Pro Bono Attorney Panel
Los Angeles County Bar Association’s Immigration Legal Assistance Project
State Bar of California
Los Angeles County Bar Association Immigration Law Section
Taiwanese American Lawyers Association (台美律師協會)
American Immigration Lawyers Association
Nominated, Public Service Attorney of the Year Award by Los Angeles County Bar Association
Author, Killing Two Birds With One Stone: Giving Undocumented Workers All the Rights and Remedies Under the National Labor Relations Act Deters Employers from Hiring and Exploiting Them, 13 SW. J.L. & Trade Am. 155 (2007).
Associate Editor, Journal of Law & Trade in the Americas (2006-2007)
Staff Member, Journal of Law & Trade in the Americas (2005-2007)
CALI Excellence Award, Contracts
CALI Excellence Award, Business Associations
CALI Excellence Award, Sexual Orientation Law
Honorable Senior Judge Takasugi in the 9th Circuit Federal Court
Los Angeles City Attorney’s Office
Los Angeles District Attorney’s Office
1
Practice Area
20 years | 2,500 cases
We have not found any cost information for this lawyer
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Chat withState: California
Acquired: 2007
No misconduct found
2975 Wilshire Blvd. Suite 352, Los Angeles, CA, 90010
799 Client Reviews
Showing 1 - 5 of 71 reviews | Character & Conduct
Posted by Amy | January 19, 2026 | Immigration
A great attorney
This is a High recommended, trusted , thoughtful and patient immigration attorney
Posted by Amy Lai | November 22, 2025 | Immigration
Immigration
Lawyer Sung is a good and nice lawyer. 詳細且專業回答每一位所提出的各種問題。是一位好律師。我本人也是他的客戶 並未與他見過面。只有透過 e mail及line 就決定請他處理所有移民相關事宜。
Posted by anonymous | November 22, 2025 | Immigration
謝謝律師的建議
首先致以最誠摯的感謝。非常感謝您撥冗提供免費的法律諮詢,特別是針對我們家庭特殊且複雜的移民案件。我們在 2016 年和 2018 年曾兩次嘗試申請美國綠卡,但都以失敗告終。第一次失敗是因為在申請期間回台灣生小孩,而第二次則是因為出生證明文件有誤。這些經歷讓我們感到沮喪與困惑。 時隔多年,由於孩子即將在 2026 年回美國唸書,我們需要重新面對這個挑戰。在諮詢中,傾聽我們過去的經歷,提供了許多寶貴且與眾不同的新見解。您的分析和獨到觀點為我們指明了新的方向,讓我們對未來的申請重拾信心。 您的無私幫助和專業精神令我們銘感五內。這份慷慨的支持對我們至關重要。
Posted by Winnie | July 23, 2025 | Hired Attorney | Immigration
認真負責的好律師Jack
在申請移民的過程中,Jack很用心的幫助我,並耐心和專業的回答了我每一個問題。除此之外,很感謝他仔細的幫我檢查移民資料和提醒我在不同的階段應該做什麼,讓我順利變成了美國公民。在這整個過程中,Jack讓我感到非常的安心和放心。真心感謝!
Posted by Asa | July 08, 2025 | Immigration
超高效專業帥哥移民宋律師!#1 Jack !
宋律師在臉書非常活躍,並常配合時勢提醒新舊移民應對新法令政策。 他另有聊天室 可以幫客戶或臉友解答移民等相關問題。遇到真的有聘用需求,宋律師也會先諮詢。*一次免費初步諮詢 * 他真的為廣大的網友們帶來福音 尤其是緊急或是對法律完全不懂的初學者 。專業 效率 親切 的移民律師 非他莫屬 !!
"I have known Jack professionally for nearly 6 years. Jack, in addition to being highly likable, is a resourceful immigration attorney. I recommend and endorse him without reservation."
"Jack is my go-to Immigration reference. We have worked together on some cases and he has even done some cases for my own family members. He is extremely knowledgable, very accessible by email/phone/chat, and always responds quickly and swiftly to any question. He is multi-lingual and extremely capable of juggling many things at once, which is what an immigration attorney has to do. He's great!"
"I have known Jack for about a year through an online legal forum. He's very knowledgeable about any immigration law issues. What distinguishes him from many other practitioners is that he's very passionate about his practice area (immigration) and committed to excellent client service. I have seen him actively participating in local communities and answering any questions about immigration law without reservation. I highly recommend him!"
"Jack Sung takes the time to personally interact with his clients. He offers free consultations and directs new callers directly to his cell phone, even after normal business hours. He is patient and cares about his clients. I highly recommend him for any immigration issue."
"Jack is highly motivated and energetic. He genuinely cares about his clients and is sympathetic to their needs. He is also very knowledgeable about immigration law and its application to individual cases."
"Jack cares so much about his client that he used to take calls from clients at all hours. I always see him at different bar association functions and seminars, learning and sharing."
Business lawyer
Family lawyer
Employment and labor lawyer
Unknown lawyer
2018
Client's Choice, Avvo
2007
Public Service Attorney of the Year, Criminal Courts Bar Association Los Angeles
2007
Contracts, CALI Excellence for the Future Award
2007
Business Associations, CALI Excellence for the Future Award
2007
Sexual Orientation LAw, CALI Excellence for the Future Award
2012 - Present
Vice President, Taiwanese American Lawyers Association (TALA)
2007 - Present
Principal Attorney/Owner, JCS Immigration and Visa Law Office
2007 - 2013
Volunteer Attorney, Los Angeles Executive Office of Immigration Review Pro Bono Attorney Panel
2007 - 2013
Volunteer Attorney, Los Angeles County Bar Association's Immigration Legal Assistance Project
2006 - 2007
Law Clerk, Los Angeles County District Attorney's Office
2006 - 2007
Law Clerk, 9th Circuit Federal Court Of Appeals
2005 - 2006
Law Clerk, Los Angeles City Attorney's Office
2008 - Present
Taiwanese American Lawyers Associationmember
2007 - Present
Los Angeles County Bar AssociationMember
2007 - Present
American Immigration Lawyers AssociationMember
Asylum Approval in 90 days
2007
Juris Doctor
2003
Undergraduate
2013
Legal Career Seminar
2013
Same-Sex Marriage Immigration
2013
Immigration Law
2007
Mandarin
Chinese, Min Nan
English
Legal Answers
Travel on an NTA (notice to appear) pending issuance
29 Oct 2010
Early walk in biometrics, can this be a problem?
20 Oct 2010
I485 / I130 Medical Exam: Marijuana Use An Issue?
23 Nov 2008