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About me

William A. Koch Esq. C.F.L.S has been serving the Antelope Valley since 1990 in addition to serving the Mojave Court, East Kern Division and San Fernando Valley. William Koch graduated from the University of California Santa Barbara and Western State University College of Law. Attorney Koch has been a Certified Family Law Specialist since 1994 and has served as President of the Antelope Valley Bar Association as well as Judge Pro Tem serving Los Angeles County for the Superior Court of California. William Koch has been recognized as a Super Lawyer of the Antelope Valley in 2013, 2014 and 2015.


Photos and videos

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Practice areas


  1. Domestic Violence: 20%
    26 years
  2. Alimony: 20%
    26 years
  3. Child Custody: 20%
    26 years
  4. Child Support: 20%
    26 years
  5. Divorce: 20%
    26 years



Retainer (always)

Payment types:

Cash, Check, Credit card

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Contact info

Law Offices of William Koch

44540 10th Street West
Lancaster, CA, 93534


We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Award nameGrantorDate granted
Super LawyerSuperLawyers2016
BV RatedMartindale-Hubbell2016
Super LawyerSuper Lawyers Magazine2015
Certified Specialist - Family LawState Bar of California2015
BV RatedMartindale-Hubbell2015
Super LawyerSuper Lawyers Magazine2014
Super LawyerSuper Lawyers Magazine2013
Work experience
TitleCompany nameDuration
Judge Pro TemSuperior Court Of California1994 - 2003
Association namePosition nameDuration
Antelope Valley Bar AssociationPresident2005 - Present
Beverly Hills Bar AssociationMemberN/A
Los Angeles County Bar AssociationMemberN/A
School nameMajorDegreeGraduated
Western State University College of LawLawJD - Juris Doctor1977
University of California - Santa BarbaraN/ABA - Bachelor of Arts1972