Skip to content
  • Latest
2024 Success Stories
  • Call Today: 310.444.9060
  • Probate Services
    ▼
    • Trust & Will Disputes
    • Fiduciary Misconduct
    • Property Disputes
    • Elder Financial Abuse
    • Trust & Estate Administration
    • Conservatorship
    • Guardianship
    • Probate Appeals
  • Who We Help
    ▼
    • Executor / Administrator
    • Trustee
    • Beneficiary
    • Spouse
    • Power of Attorney
    • Conservator
    • Guardian
    • Creditor
  • Our Firm
    ▼
    • Attorneys
    • Staff
    • Careers
    • 10th Anniversary
  • Learn
    ▼
    • Blog
    • Case Studies
    • Newsletters
    • Testimonials
    • Whitepapers
  • Request a Consultation
  • Probate Services
    • Trust & Will Disputes
    • Fiduciary Misconduct
    • Property Disputes
    • Elder Financial Abuse
    • Trust & Estate Administration
    • Conservatorship
    • Guardianship
    • Probate Appeals
  • Who We Help
    • Executor / Administrator
    • Trustee
    • Beneficiary
    • Spouse
    • Power of Attorney
    • Conservator
    • Guardian
    • Creditor
  • Our Firm
    • Attorneys
    • Staff
    • Careers
    • 10th Anniversary
  • Learn
    • Blog
    • Case Studies
    • Newsletters
    • Testimonials
    • Whitepapers
  • Request a Consultation
  • Probate Services
    • Trust & Will Disputes
    • Fiduciary Misconduct
    • Property Disputes
    • Elder Financial Abuse
    • Trust & Estate Administration
    • Conservatorship
    • Guardianship
    • Probate Appeals
  • Who We Help
    • Executor / Administrator
    • Trustee
    • Beneficiary
    • Spouse
    • Power of Attorney
    • Conservator
    • Guardian
    • Creditor
  • Our Firm
    • Attorneys
    • Staff
    • Careers
    • 10th Anniversary
  • Learn
    • Blog
    • Case Studies
    • Newsletters
    • Testimonials
    • Whitepapers
  • Request a Consultation

Siena M. Martinez

Home » Our Firm » Attorneys » Siena M. Martinez

Siena M. Martinez

Home » Our Firm » Attorneys » Siena M. Martinez

Biography

Siena M. Martinez is an Associate at Keystone Law Group, P.C., and assists with all matters of the firm, including litigated and uncontested cases. Siena worked as a law clerk at Keystone during her first year as a law student, which sparked her passion in trusts and estates. She loves helping her clients navigate some of the most difficult periods of their lives with hard work and compassion. During law school, Siena also discovered an interest in tax law. She worked for the USD Federal Tax Clinic, in which she won the 2023 Graduate Award for Outstanding Clinic Intern. After graduation, she went on to obtain her Tax LLM degree. Prior to rejoining Keystone, Siena worked at a boutique estate planning firm assisting clients plan for their future, and as a trusts and estates litigation associate in San Diego.

Siena Martinez

Associate

Phone: 424.403.1668
Email: smartinez@keystone-law.com

Biography

Siena M. Martinez is an Associate at Keystone Law Group, P.C., and assists with all matters of the firm, including litigated and uncontested cases. Siena worked as a law clerk at Keystone during her first year as a law student, which sparked her passion in trusts and estates. She loves helping her clients navigate some of the most difficult periods of their lives with hard work and compassion. During law school, Siena also discovered an interest in tax law. She worked for the USD Federal Tax Clinic, in which she won the 2023 Graduate Award for Outstanding Clinic Intern. After graduation, she went on to obtain her Tax LLM degree. Prior to rejoining Keystone, Siena worked at a boutique estate planning firm assisting clients plan for their future, and as a trusts and estates litigation associate in San Diego.

Education

Siena received her law degree and her Tax LLM degree from the University of San Diego.

Bar Admissions

  • California

Memberships

  • California Lawyers Association, Trusts & Estates and Litigation Sections
  • Los Angeles County Bar Association, Trusts & Estates and Litigation Sections
  • San Diego County Bar Association, Trusts and Estates Section
  • Probate Attorneys of San Diego
  • Young Tax Lawyers, California Lawyers Association

Interests

Siena enjoys hiking and going to the beach with her dog, Tulip, practicing pilates, reading, and spending time with friends and family.

Subscribe to The Keystone Quarterly  

Stay up to date with the latest news in the exciting world of probate law through our quarterly newsletter, The Keystone Quarterly. 

Each issue provides insight into the latest probate developments, delves into some of Keystone’s more interesting cases, and gives important updates about our firm. The Keystone Quarterly is a must-read for attorneys and clients alike.

Linkedin Instagram Facebook
Contact
  • 11300 West Olympic Blvd.
    Suite 910
    Los Angeles, CA 90064
  • 310.444.9060
Contact Us
Linkedin Instagram Facebook
Company
  • Our Firm
  • Attorneys
  • Staff
  • Careers
  • 10th Anniversary
Probate Services
  • Trust & Will Disputes
  • Fiduciary Misconduct
  • Property Disputes
  • Elder Financial Abuse
  • Trust & Estate Administration
  • Conservatorship
  • Guardianship
  • Probate Appeals
Who We Help
  • Executor / Administrator
  • Trustee
  • Beneficiary
  • Spouse
  • Power of Attorney
  • Conservator
  • Guardian
  • Creditor
Learn
  • Blog
  • Case Studies
  • Newsletters
  • Testimonials
  • Whitepapers
  • Terms of Use
  • Privacy Policy
  • Cookie Policy
  • Sitemap
  • Terms of Use
  • Privacy Policy
  • Cookie Policy
  • Sitemap

©2025 Keystone Law Group, P.C. All rights reserved.

This website is for general information purposes only and is not intended to constitute legal advice. Connection to this website, and communication to this law firm via email or other electronic transmission do not constitute an attorney-client relationship with Keystone Law Group, P.C. unless a separate written agreement is signed by you and Keystone Law Group, P.C. as to the nature of any relationship and the amount to be charged for the intended legal services.

Manage Cookie Consent
We use technologies like cookies to store and/or access device information. We do this to improve browsing experience and to show personalized ads. Consenting to these technologies will allow us to process data such as browsing behavior or unique IDs on this site. Not consenting or withdrawing consent, may adversely affect certain features and functions.
Functional Always active
The technical storage or access is strictly necessary for the legitimate purpose of enabling the use of a specific service explicitly requested by the subscriber or user, or for the sole purpose of carrying out the transmission of a communication over an electronic communications network.
Preferences
The technical storage or access is necessary for the legitimate purpose of storing preferences that are not requested by the subscriber or user.
Statistics
The technical storage or access that is used exclusively for statistical purposes. The technical storage or access that is used exclusively for anonymous statistical purposes. Without a subpoena, voluntary compliance on the part of your Internet Service Provider, or additional records from a third party, information stored or retrieved for this purpose alone cannot usually be used to identify you.
Marketing
The technical storage or access is required to create user profiles to send advertising, or to track the user on a website or across several websites for similar marketing purposes.
Manage options Manage services Manage {vendor_count} vendors Read more about these purposes
View preferences
{title} {title} {title}