Rosemead & Greater Los Angeles

Who Protects Your
Future?

When your family's estate, your business, or your rights are on the line, you need more than a lawyer — you need a firm that treats your case with the urgency and care it deserves.

Schedule a Consultation Our Services
25+
Years Combined Experience
1,000+
Clients Served
98%
Client Satisfaction
Professional courtroom and legal office interior
Trusted
by families and businesses throughout the Rosemead community since our founding.
AV Rated
Martindale-Hubbell
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What We Do

Legal Solutions Tailored to Your Specific Needs

From protecting your family's legacy to navigating complex business disputes, our firm provides comprehensive legal counsel grounded in deep experience and genuine commitment.

Estate Planning

Wills, trusts, probate avoidance, and comprehensive estate plans that protect your assets and ensure your wishes are honored for generations.

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Business Law

Formation, contracts, partnerships, and ongoing counsel for small businesses and entrepreneurs looking to build and protect their enterprises.

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Civil Litigation

Aggressive representation in civil disputes, contract breaches, and personal injury cases — fighting for the outcomes our clients deserve.

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Immigration Law

Navigating visa applications, green cards, citizenship, and deportation defense with compassion and a thorough understanding of complex regulations.

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Elder Law

Protecting seniors through Medi-Cal planning, guardianship, conservatorship, and long-term care advocacy with dignity and respect.

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Real Estate Law

Residential and commercial transactions, title disputes, landlord-tenant matters, and boundary conflicts resolved efficiently and effectively.

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Hsu, Yim, Leung and Koo LLP legal team in their Rosemead office
Community Focused

Proudly serving the Rosemead and San Gabriel Valley community with dedicated legal representation.

About Our Firm

A Firm Built on Trust
& Results

Hsu, Yim, Leung and Koo LLP was founded on a simple principle: every client deserves legal counsel that is both strategically sharp and genuinely personal. We understand that legal challenges can upend your life, and we approach every case with the seriousness it warrants.

Our attorneys bring decades of combined experience across estate planning, business law, civil litigation, immigration, and elder law. We've helped thousands of families and businesses in the Rosemead area and throughout the San Gabriel Valley navigate complex legal landscapes with confidence.

What sets us apart isn't just our track record — it's our commitment to treating you as a person, not a case number. We listen first, explain clearly, and fight relentlessly for the outcomes that matter to you.

Personal
Attention to Every Client
Proven
Results in the Courtroom

Why Choose Us

The Difference Between Ordinary
& Exceptional Counsel

Responsive Communication

We return calls promptly and keep you informed at every stage — no ghosting, no guesswork.

Proven Track Record

Decades of successful outcomes across a wide range of practice areas give us the confidence to handle yours.

Client-First Approach

Your goals drive our strategy. We tailor every plan to your unique situation, not a one-size-fits-all template.

Culturally Competent

Our multilingual team understands the unique needs of diverse communities across the San Gabriel Valley.

Client Stories

What Our Clients Say

Real feedback from real people we've had the privilege to serve.

"

"The team at HYLK handled my father's estate with incredible care and professionalism. They made a difficult process feel manageable and kept us informed every step of the way."

M
Margaret L.
Estate Planning Client
"

"When our business faced a complex contract dispute, this firm fought for us with skill and determination. They understood our industry and delivered results beyond our expectations."

D
David C.
Business Law Client
"

"As a first-time homebuyer, I was overwhelmed by the process. The attorneys at HYLK walked me through everything clearly and made sure I never felt lost or rushed."

S
Susan T.
Real Estate Client

Your Legal Matters Deserve Immediate Attention

Don't wait until a small issue becomes a big problem. Schedule your free consultation today and discover how we can help protect what matters most to you.

Book a Free Consultation 626-288-5430

Get In Touch

Let's Discuss Your Case

Whether you're facing a legal challenge or planning for the future, we're here to help. Reach out today for a confidential, no-obligation consultation.

Office Address

3223 Del Mar Ave
Rosemead, CA 91770

Phone
626-288-5430
Office Hours

Monday – Friday: 9:00 AM – 6:00 PM

Saturday: By Appointment

Sunday: Closed

Request a Consultation

Fill out the form below and we'll get back to you within 24 hours.

Hsu, Yim, Leung and Koo LLP
3223 Del Mar Ave, Rosemead, CA 91770
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