Katrina (Diaz) Wu is an eminent domain and real estate litigation attorney focusing primarily on eminent domain, inverse condemnation, tort, regulatory takings, and real estate and business valuation matters.  Katrina also assists clients with contract disputes, land use/zoning, environmental, landlord/tenant, telecommunications and consumer dispute matters.

Katrina has worked on some of the largest infrastructure projects in California, assisting public agencies with the pre-condemnation and condemnation process, including drafting easements and other pre-condemnation documents, analysis of title issues, preparing and responding to motions, arguing motions in court, propounding and responding to discovery, negotiating settlements, and assisting with depositions and trial preparation.

Katrina is actively involved in California’s real estate and transportation industries.  She served as a Board member of the Women Transportation Seminar and is currently serving as a Corporate Sponsor and Scholarship committee members.  She also works with Board and Advisory Board members of Mobility 21 to solve transportation challenges facing Southern California.  Katrina is committed to civil justice and provides pro bono legal assistance and other support to the Orange County Public Law Center.

Katrina has presented on property acquisition and eminent domain related topics across the United States.  She also regularly comments on court decisions and policies affecting eminent domain on the Firm’s California Eminent Domain Report blog.



San Bernardino County Transportation Authority (SBCTA).  Apart of the team representing SBCTA in its acquisition of property necessary for its Redlands Passenger Rail Project, a 9-mile extension of light rail service from San Bernardino to the City of Redlands.  Katrina also represented SBCTA in connection with its Downtown San Bernardino Passenger Rail Project/San Bernardino Transit Center, a $128 million, 1-mile extension of Metrolink service in San Bernardino.

San Diego Association of Governments.  Member of the team representing SANDAG with property acquisitions for the Mid-Coast Corridor Transit Project, a $1.7 billion, 11-mile trolley line extension from downtown San Diego to University City.  Also provided real estate/condemnation services for the Inland Rail Trails Project.  Katrina also represented SANDAG on the Inland Rail Trails Project.

Southern California Edison.  Member of the team representing Edison in right-of-way acquisition services for the Falcon Ridge Substation Project which involves construction of a new substation and electrical transmission lines through San Bernardino County.  Work included defeating a property owner’s right to take challenge and securing favorable rulings on significant motions.

Exposition Metro Line Construction Authority.  Assisting Metro in acquiring numerous properties for the Purple Line Westside Subway Extension Project, a $6-plus billion, 9-mile subway extension through Beverly Hills and Westwood.  Also assisting with the LAX/Crenshaw Transit Corridor Project, a $2-plus billion, 8.5-mile light rail line through the Crenshaw and Inglewood area.

Metro Gold Line Foothill Construction Authority.  Represented client in defending inverse condemnation and real property tort claims related to the Metro Gold Line Extension Project, and secured judgment in client’s favor.

Exposition Metro Line Construction Authority.  Member of the team that assisted the Authority in acquisitions of commercially developed properties in Santa Monica necessary for future terminal stations for Phase II of the project, and in securing easements for street widenings and utility relocations.

City of Los Angeles/Los Angeles World Airports (LAWA).  Member of the team advising on real property matters related to a $5 billion dollar program to ease access in and out of LAX by developing a consolidated rental car center, an elevated automated people mover system, intermodal transportation facilities, and a joint station connecting to Los Angeles’ rail system.

T-Mobile.  Assist in a wide range of real estate, consumer and major litigation matters, including landlord/tenant and contract disputes, eminent domain and defending against state/federal consumer protection act violations.

Orange County Transportation Corridor Agencies.  Provided representation related to the Tesoro Extension (SR 241).


Blog Posts

Speaking Engagements



Community & Professional

Women Transportation Seminar, Scholarship Committee Chair, Orange County Chapter

Mobility 21, Member

Eminent Domain and Land Use Committee Member of the Transportation Research Board

International Right of Way Association, Chapter 67

Orange County Bar Association, Pro-Bono Committee Member


Honors & Recognitions

Selected to the Southern California Rising Stars list, 2015-2019

Wiley W. Manuel Certificate for Pro Bono Legal Services, California State Bar Association, April 2014



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