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Innovative Legal Counsel


Elder Law & Estate litigation attorneys serving all of Northern California


The Demiris Law Firm, P.C. is a boutique trust and estate law firm, with offices located in the heart of downtown Walnut Creek and Livermore.  The Demiris Law Firm, P.C. boasts seven full time litigation attorneys and is one of the largest trust and estates firms in the area and are experienced in trust and probate administrations.  The Demiris Law Firm, P.C. also handles conservatorships, guardianships, and general civil litigation cases.  The firm has court appointed attorneys in matters in Contra Costa and Alameda counties.  Both Walnut Creek and San Ramon offices are in close proximity to Interstate 680. 

This is Who We Serve


We serve the greater San Francisco Bay Area with the majority of our practice in Contra Costa and Alameda Counties.  We also have successfully litigated matters in Sacramento, Los Angeles, Orange, Santa Cruz, Kings, Plumas, Kern, and Nevada County and other parts of the State of California.

Helping Hands

Elder Law Attorney in Livermore, CA


Whether you have a family or business that is in need of caring and trustworthy assistance for any divorce, debt, tax, asset, and health-related legal issues, Demiris Law Firm is your top choice. Our team of expert attorneys are also well versed in living trusts, probate, conservatorship, estate planning and much more. Offering free consultations for disputed/contentious matters, Demiris Law Firm cares for their client's well-being and has created long-term relationships. No matter how big or how small the job is, you will have the support of Demiris Law Firm.

About Demiris Law Firm
 & Livermore, California

Demiris Law Firm is centrally located near downtown Livermore, near the important landmarks of Livermore Valley, Livermore Shiva-Vishnu Temple and Lizzie Fountain. Our office is just a few short blocks away from the historic downtown neighborhood, which features many hundred-year-old buildings and extensive high-end retail establishments, restaurants, and entertainment venues.  If you haven’t visited downtown Livermore, you are truly missing out! 


Livermore acts as the financial, cultural, and political hub of the area as it is centrally located at the intersection of highways 580 and 84, south of Ohlone Regional Wilderness and just west of Pleasanton Ridge Regional Park. It is situated at the eastern edge of California's San Francisco Bay Area. The city has redeveloped its downtown district and is considered part of the Tri-Valley area, and about 10 miles east of the cities of Altamont and Tracy.  Some amazing landmarks in the area include San Francisco Premium Outlets, Concannon Vineyard, Sycamore Grove Regional Park, Bankhead Theater, and Ravenswood Historic Site

This makes Demiris Law Firm (conveniently located on Fourth Street) a centrally located boutique trust and estate law firm, can be easily found throughout Tri-Valley, including the surrounding communities of Brentwood, Antioch, Pittsburg, Concord, Walnut Creek, Hayward, and Fremont.


Demiris Law Firm

2109 Fourth Street

Livermore, Ca 94550



Sunday  Closed

Monday  9:00 am–5:00 pm

Tuesday  9:00 am–5:00 pm

Wednesday  9:00 am–5:00 pm

Thursday  9:00 am–5:00 pm

Friday  9:00 am–5:00 pm

Saturday  Closed​


We are a well regarded Elder Law Attorney Firm with offices in Walnut Creek and Livermore, CA offering:

  • Estate planning and administration - provide a short meet and greet limited to 10 minutes.

  • Peace of mind knowing that our attorneys will be thorough and diligent with your estate planning, living trust, and probate issues.

  • One of the best-rated Law Firms in North California

  • Long term tax sensitive planning to protect you and your family while avoiding probate headaches with the creation of trusts, wills, and powers of attorney.

  • Whether you are looking to receive help for yourself or one of your family members, we are here to help and respond to all your questions throughout the process.

  • Legal Services, Livermore, CA

  • Trial Attorneys, Livermore, CA

  • Estate Planning Attorneys, Walnut Creek, CA and Livermore, CA

  • Civil Law Attorney, Walnut Creek, CA

  • Probate and Trust Administration Attorneys in Livermore, CA


Click here for driving directions from your location.

Directions From Oakland International Airport to Demiris Law Firm 
, 2109 Fourth Street Livermore, Ca 94550 925-447-1222: Get on I-880 South from 98th Avenue for 4 minutes. Take I-580 East to North Livermore Avenue. Take exit 52 from I-580 East for 23 minutes. Continue on North Livermore Avenue. Drive to Fourth Street in Livermore for 6 minutes. 

Directions From San Francisco International Airport to Demiris Law Firm 
, 2109 Fourth Street Livermore, Ca 94550 925-447-1222: Take US-101 South, CA-92 East, I-880 North and I-580 East to North Livermore Avenue in Alameda County. Take exit 52 from I-580 East for 43 minutes. Continue on North Livermore Avenue. Drive to Fourth Street in Livermore for 6 minutes. Use any lane to turn right onto North Livermore Avenue. Turn right onto Fourth Street and your destination will be on the left.

Our Livermore, CA Elder Law Attorney Review Sites

  • Elder Law Firm - Location
  • Black LinkedIn Icon
Litigation Lawyer Konstantine Antony Demiris

Reach Out For a Consult

If you would like to discuss your case with an attorney at The Demiris Law Firm, you are welcome to contact us by using this form.

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You should not send any confidential information to The Demiris Law Firm, PC until you have signed a written fee agreement.  Please keep in mind that any correspondence you send to The Demiris Law Firm, PC prior to the execution of a written fee agreement will not be considered confidential.

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