About MMZ Law

Every family has a story. Every legacy deserves protection. At MMZ Law, we step into the storm with you - calm, clear, and unyielding. Where love and law meet, that is MMZ Law.

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Mission and Vision

At MMZ Law, we walk beside families in their darkest hours - through loss, betrayal, and legal battles that feel impossible to face alone. With fierce protection and unwavering compassion, we ensure every voice is heard, every legacy honored, and every right defended. We know that probate, conservatorship, and estate disputes are not just legal processes - they are human struggles, layered with grief, conflict, and fear. That’s why we bring more than technical expertise, we bring calm strength and clarity that families need to move forward. Our vision is simple yet profound: no family should ever face these storms without protection, peace, and a trusted team at their side. This is where love and law meet. This is MMZ Law.

Our Core Values

Fierce Compassion

We may lead with heart, but we never back down. Love demands both empathy and strength.

Loyalty Beyond Loss

We don’t disappear once documents are signed. We walk with families through grief, conflict, and healing.

Peace Through Protection

In the storm of grief and division, we restore order, resolve disputes, and defend the wishes of those who can no longer speak.

Unshakable Integrity

We fight for what’s right - with honesty, transparency, and justice.

Commanding Authority

In a field built by men, we’ve earned our respect through brilliance, grit, and the quiet power of feminine strength.

Empowerment Through Guidance

We don’t just solve problems - we empower clients to make choices that honor their loved ones and protect their legacy.

The Heart of MMZ Law

Marivel Zialcita didn’t build MMZ Law for accolades - she built it because she lived the pain of being unprepared. When her father and uncle became gravely ill, there were no powers of attorney, no plan, and no one to guide her through the chaos. She felt what so many families feel: the crushing weight of grief colliding with legal uncertainty. Out of that storm, her purpose was born.

A first-generation Filipina, Marivel became a “quiet storm” herself - leading with compassion while carrying unshakable strength. That balance defines MMZ Law. Today, her all-female team fiercely protects families through probate, conservatorship, trusts, special needs planning, elder law, and estate disputes. More than attorneys, they are protectors, bringing peace, clarity, and dignity when families need it most. Families don’t just hire Marivel and her team - they trust them. And they stay, because they’ve found something rare: brilliant attorneys with human hearts.

Meet Our Attorneys

Marivel Zialcita

Founder / Attorney at Law

Marivel M. Zialcita has been a trusted attorney for more than 20 years, but her story is not just about years of practice - it’s about purpose. A first-generation Filipina, Marivel experienced firsthand the pain of loss without legal protection when her own family faced illness and uncertainty. Out of that storm, she built MMZ Law - a boutique, all-female firm devoted to protecting families, seniors, and those unable to protect themselves.

Known as a “quiet storm,” Marivel balances fierce advocacy with profound compassion. Her clients see her not only as a skilled attorney but as a steady presence in their most difficult moments. Beyond the courtroom, she is a respected voice in the legal community, frequently teaching on trust and estate matters for the National Business Institute, New York Life, and Mass Mutual. She also serves her community as a board member of the Estate Planning Council of Pomona Valley.

To her clients, colleagues, and community, Marivel is more than a lawyer - she is a protector of stories, legacies, and families. She is the heart and soul of MMZ Law, and she will defend you and all that you love with unshakable strength and unwavering care.

Soo Myland

Of Counsel

Soo J. Myland is more than an attorney - she is a guardian of legacies and a steadfast ally to the families MMZ Law serves. With expertise spanning estate planning, succession, wealth preservation, probate, and special needs protection, Soo brings both technical mastery and a profound human touch to every case. She works alongside Marivel as a true partner, ensuring that every client’s life work, passions, and achievements are safeguarded for the generations that follow. Deeply involved in her community, Soo serves on the boards of the San Antonio Regional Hospital Foundation and the Inland Empire United Way, and her philanthropic heart extends to protecting animals and the defenseless. Her global perspective, combined with her relentless commitment to justice, makes her an anchor of both wisdom and compassion at MMZ Law. To the families she serves, Soo is not just an attorney - she is a protector, a voice of clarity, and a fierce advocate for what matters most.

Meet Our Team

Blonde female in eyeglasses wearing violet sweater smiling

Wendy Smith

Trust and Estate Drafting Paralegal

Mature Hispanic Woman

Rose Pedroza

Trust Administration and Medi-cal  Asset Protection Planning Paralegal
Sonia Pena Billing

Sonia Pena

Senior Probate, Conservatorship, Litigation Paralegal & Billing Manager
Probate and Conservatorship Paralegal 

Bella Domingo

Probate and Conservatorship Paralegal 
Probate and Conservatorship Paralegal 

Wynn Zubik

Legal Intake & Administrative Coordinator

What Our Clients Say

For many years both my husband and I discussed getting a Living Trust, but never got around to it until we really started to question what can happen to what we have worked so hard to accomplish throughout our lives. We were referred to Marivel by our legal plan and that was the best decision ever to go with her. Marivel explained everything to us, of course, we came in thinking we knew it all and realized we really needed help, by the time everything was done we were presented with our Living Trust. We were amazed by the items that were included that we didn’t even think or would have known to ask about. We were so pleased with it all and we walked out of her office with a huge weight off our shoulders and the peace of mind that everything would be ok. I carry her business cards with me and hand them out to anyone that talks about getting a will. I highly, highly recommend her to everyone.

- Julia

Marivel helped us multiple times for various estate/trust planning. She was always very knowledgeable, responsive, and professional. Marivel covered every angle and laid out all of our options for us so that we could make the best decision for our family. She handled the entire process in a timely manner and her follow up was great. Once everything was completed, she still checked in with us after to see if we had additional questions. We highly recommended Marivel to others as well and they were all very happy with her services.

My family had a situation come up to where they needed their Living Trust looked over. A so-called family member had drawn up a Trust for us. We thought everything we had was covered in these documents. Our house, money that we saved, stocks & bonds would have been left to this so-called family member. Marivel worked fast and diligently on revising our Trust. She took care of us as if we were her own family. My family loves her to death! So, for those of you who need a real professional attorney to handle your family’s estate Marivel Zialcita is that ATTORNEY!

When my mother got diagnosed with a terminal disease, my brother and I were so lost. Family and friends told us we needed to get my mother’s affairs in order, yet we did not know the process let alone the first step. That is when Marivel came in. My boyfriend had recommended me to her and I called her right away. She made it so easy for us and she came to our home to set everything up. She explained everything we needed to make sure we were all taken care of. She put our minds at ease so my brother and I can focus on the most important thing – to spend as much time we had left with our mother. Thank you, Marivel for all you did for our family. Not only were you available every time we had questions, you were so professional and willing to help. Best of all, you showed us compassion. You treated us as if we were your own family and not just a client.

Ms. Zialcita was extremely helpful to our family, guiding us through comprehensively putting our affairs together professionally, thoughtfully, and with empathy. We’re grateful to benefit from the depth of Ms. Zialcita’s experience and quite pleased with her services. We happily refer friends/family to her when they’re in need of similar services.

I am very pleased with the prompt expertise given to my Family by Marivel M. Zialcita founder of MMZ LAW. I live in Columbus Ohio and needed assistance for preparation of legal documents pertaining to affairs regarding my sick Father, who lives in Rancho Cucamonga, CA. Marivel and her staff exceeded my expectations. Marivel and her staff were very accommodating to my Father and I. On very short notice she prepared and thoroughly explained all legal documents and corresponding procedures. In addition, since I live out of state, timely correspondence is a very important regarding feedback. Marivel has been prompt with answering all of my questions and great on follow ups with me. I would definitely refer MMZ Law to friends and family. Thank You for the assistance and support extended to my family and I.

My husband and I are so fortunate to have found Marivel. After having our second child, we felt it was important to have a living will and trust. Being new at this, we needed someone who would patiently guide us. Marivel guided us, explaining the process well and answering all of our questions. She made us feel comfortable throughout the entire time.

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Protect Their Peace. Preserve Your Legacy.

Peace of mind begins with a single step. Call today and discover how MMZ Law can protect your story, preserve your legacy, and bring clarity to the road ahead.