Calvin Allen Slater
Slater Cosme, PC Attorneys at Law • Pasadena, CA
ProbateEstate PlanningPersonal InjuryReal EstateTax
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Contact
Email
Phone
(510) 319-0619
Address
200 South Los Robles Avenue., Pasadena, CA, 91101, US
Professional
About
Calvin Allen Slater is a seasoned attorney based in Pasadena, California, with over four decades of legal experience. Since 1981, he has dedicated his practice to serving a diverse clientele, including entrepreneurs, physicians, business owners, and real estate investors. Mr. Slater’s expertise spans several critical areas of law, including Estate Planning, Personal Injury, Probate, Real Estate, and Tax. Mr. Slater takes pride in fostering personal connections with each client, ensuring that he fully understands their unique needs and circumstances. This personalized approach allows him to provide tailored solutions that effectively address their legal challenges. He advocates for a collaborative environment, working closely with clients and their other professional advisors, such as accountants and investment planners, to create comprehensive strategies that safeguard their interests. As a certified specialist in Estate Planning, Trust & Probate Law by the California Board of Legal Specialization, Mr. Slater is recognized for his proficiency in these complex areas. He is an active member of both the State Bar of California and the American Bar Association, continually contributing to the legal community. His commitment to excellence is reflected in his A-V peer review rating from Martindale-Hubbell, the highest accolade for legal ability and ethics awarded by this esteemed organization. In addition to his practice, Mr. Slater is a co-author of "For California Doctors: A Guide for Asset Protection Tax and Estate Planning," published by Guardian Publishing, showcasing his dedication to educating others in the field. He earned his Juris Doctor degree from the University of California, Los Angeles (UCLA), and holds a Master's in Economics from the UCLA Anderson Graduate School of Management, where he was honored with the John M. Olin Fellowship Award in Economics & Law. With his extensive experience and unique qualifications, Calvin Allen Slater continues to be a trusted legal partner for individuals and businesses navigating the complexities of law in Pasadena and beyond.
About Probate Law
Probate attorneys guide families through the estate administration process after a loved one passes. They handle court filings, asset distribution, and dispute resolution. Common matters include estate administration, will contests, heir disputes, trust administration.
Credentials
Education
1981 University of California, Los Angeles - School of Law Juris Doctorate 1981 University of California, Los Angeles - The Anderson School of Management M.A. 1978 University of Southern California BS - Bachelor of Science
Languages
English
Recognition & Involvement
Awards
2020 Super Lawyer, SuperLawyers 2020 AV Rated, Martindale-Hubbell 2019 Super Lawyer, SuperLawyers 2018 Super Lawyer, SuperLawyers 2017 Super Lawyer, SuperLawyers
Publications
2009 A guide to asset protection, tax and estate planning For California Doctors
Associations
2004 - Present WealthCounsel 1981 - Present State Bar of California
Other Probate Attorneys in Pasadena, CA
Updated: Oct 03, 2026