Let's Change the Game

Because might does not make right.

Heather S. Orr, Founder of HSO Law


Heather graduated from the University of Pennsylvania Law School.  While at Penn, Heather participated in numerous public service programs including a federal externship involving habeas corpus death penalty defense and prisoner’s rights advocacy.  Heather also served as an orientation chair for first year law students and served as a first-year representative on the committee to select a new dean of admissions.  

Heather received her undergraduate degree from Texas A&M University, majoring in Political Science with a minor in Speech Communications.  Heather was also involved in numerous student organizations while maintaining her status in the honor’s program at Texas A&M.

Heather began her legal career at Bryan Cave LLC, a full-service, international law firm with a wide range of practice areas and offices in 29 cities.  While at Bryan Cave, Heather garnered experience in numerous practice areas including commercial litigation, contractual disputes, arbitration, mortgage litigation, franchise litigation, patent litigation and bankruptcy.

While at Bryan Cave, Heather also served as the chair of both the Los Angeles Office’s Sustainability Committee and the Los Angeles Office’s Community Involvement Committee, in addition to maintaining an active pro bono practice which included cases involving animal rights law, asylum and adoption proceedings.

Heather continued her legal career at Lon B. Isaacson Associates, a small plaintiffs’ firm where, in addition to serving as the office’s managing attorney, she expanded her practice to include personal injury/wrongful death actions, unlawful detainer actions, employment disputes, arbitration and family law.  

In an effort to incorporate the strength of these two diverse firms, Heather joined with her colleague, Jessica M. Mandelberg, to found the Law Offices of Mandelberg & Orr, the predecessor to the Law Offices of Heather S. Orr, where she further expanded her practice to include complex civil rights litigation, consumer protection litigation and transactional legal services. 
Heather Orr serves as the President of the West Los Angeles Chapter of TEAM Referral Network.                                      
Heather Orr teaches a law school course in business planning as an adjunct professor at Loyola Law School.

Her Story

Heather grew up in Clear Lake, Texas, a suburb of Houston best known for the presence of NASA headquarters.  Today, Heather lives in Beverly Hills, California with her German Shepherd, Delilah.  Her appetite for competition extends beyond the courtroom as she plays softball, football and tennis. She's also a licensed skydiver and tries to jump out of as many planes as possible.  Heather is an avid reader and a writer and travels back to the south to visit her family and friends whenever time allows.

Margarita Salazar, Of Counsel

Margarita holds a bachelors degree from the University of California - Los Angeles and obtained her J.D. from Howard University School of Law in 2002.  Margarita previously worked as an associate at O'Melveny and Myers, LLP and Bryan Cave LLP, where she first worked with Heather Orr.


Throughout her practice, Margarita has worked on a wide variety of commercial litigation matters including breach of contract actions, business tort actions, franchise litigation, real estate litigation and much more.  She also has transactional experience and assists the firm with the preparation of contracts.


In her free time, Margarita spends time with her 2-year-old twin sons as well as playing sports and spending time with friends and family.

Now in two locations!



433 N. Camden Dr. Suite 600

Beverly Hills, CA 90210



8885 Rio San Diego Suite 237

San Diego, CA 92108