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Jack C Sung
About Jack
Biography
Immigration attorney in Los Angeles, San Fernando Valley, Inland Empire, San Bernardino, Riverside and Orange County
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
Practice Areas
1
Practice Area
Immigration
100%
20 years | 2,500 cases
Fees and Rates
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Chat withLicenses
Licensed in California for 18 years
State: California
Acquired: 2007
No misconduct found
Location
JCS Immigration and Visa Law Office
2975 Wilshire Blvd. Suite 352, Los Angeles, CA, 90010
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Jack C Sung's Reviews
Avvo Review Score
799 Client Reviews
Filter Avvo Reviews (799)
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Practice Areas
Immigration (583)
Lawsuits & Disputes (4)
Employment & Labor (3)
Family (3)
Marriage & Prenuptials (2)
Appeals (1)
Bankruptcy & Debt (1)
Business (1)
Corporate & Incorporation (1)
Criminal Defense (1)
Divorce & Separation (1)
Domestic Violence (1)
Education (1)
Ethics & Professional Responsibility (1)
What Clients Mention
Practice Area Knowledge (370)
Responsiveness (206)
Recommendation (205)
General Knowledge (148)
Case Results (143)
Professionalism (143)
Communication Style (134)
Character & Conduct (71)
Advocacy (42)
Trustworthiness (40)
Cost of Services (30)
Free Consultations (28)
Staff & Support (22)
Compassion (21)
Punctuality (3)
Payment Plans (1)
Showing 1 - 5 of 21 reviews | Compassion
Posted by Amy | January 19, 2026 | Immigration
A great attorney
This is a High recommended, trusted , thoughtful and patient immigration attorney
Posted by Aviad | December 04, 2025 | Hired Attorney | Immigration
The Best Immigration Attorney You Can Hire
Exceptional immigration attorney with almost 20 years of experience, Jack is an outstanding advocate. He supported me through almost every process of my immigration journey with clarity, patience, and genuine care. He explained each step in plain language, kept me informed, and made the entire experi...
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 ！！
Posted by CHEN | March 18, 2025 | Hired Attorney | Immigration
申請回美證與追蹤綠卡
我在大概1月初時找到臉書社團有人推薦宋律師，當時我的綠卡案子已經在另一位律師服務中等待了接近一年八個月，並且當時沒有理解回美證可以一起申請，因此才想中途換律師，試試看能否讓整個進度加速有些轉機。起先我選了新客戶的最優惠方案，線上通話諮詢五分鐘，我選擇了兩個服務，一個是回美證加急，另一個是綠卡跟進，我匯款完畢後，也透過信件再次說明我這一年八個月的過程，描述我需要加急回美證的緣由（健康原因），他與他的助理Alaina也開始跟進回美證的加急操作，個段過程約一週左右，完成了加急申請。宋律師也有告知我，我的綠卡案子確實比其他人久了些，尤其我在進度應該『不會太久』的地區，所以，也許回美證加急的申請也能推進綠...
Posted by Chun | November 07, 2022 | Immigration
感謝Jack的專業諮詢，非常推薦！
Jack非常熱心提供專業諮詢，每次都很nice又即時地解答，站在客戶立場思考，要不是礙於公司政策不讓我自己選擇律師，不然我一定會被把eb2案子轉給他，可以省下很多不必要浪費的時間和金錢。大推Jack！！！
Jack C Sung's Lawyer Endorsements
"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."
"I endorse this lawyer."
"I endorse this lawyer."
"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."
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Experience
Honors
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
Work Experience
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
Associations
2008 - Present
Taiwanese American Lawyers Associationmember
2007 - Present
Los Angeles County Bar AssociationMember
2007 - Present
American Immigration Lawyers AssociationMember
Sample of Legal Cases
Saudi Arabia Gay Client Seeking Asylum in the U.S.
Asylum Approval in 90 days
Education
2007
Southwestern University School of Law
Juris Doctor
2003
University of California - Irvine
Undergraduate
Speaking Engagements
2013
Southwestern Legal Career Seminar
Legal Career Seminar
2013
LGBT Immigration Seminar
Same-Sex Marriage Immigration
2013
Community Legal Seminar
Immigration Law
Publications
2007
Southwestern Journal of Law and Trade in the Americas
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
Languages
Mandarin
Chinese, Min Nan
English
Activity
Legal Answers
Legal Answers
Q&A
Travel on an NTA (notice to appear) pending issuance
29 Oct 2010
Q&A
Early walk in biometrics, can this be a problem?
20 Oct 2010
Q&A
I485 / I130 Medical Exam: Marijuana Use An Issue?
23 Nov 2008