Viggo Boserup

Viggo Boserup, Esq., CEDS*

JAMS Mediator, Arbitrator, Referee/Special Master, Hearing Officer

Case Manager
Hanna Ahn
T: 714-937-8237
F: 714-939-8710
5 Park Plaza, Suite 400, Irvine, CA 92614


Viggo Boserup, Esq. is an accomplished neutral who is widely respected by counsel for his impartiality in treating all parties fairly and ability to quickly identify critical issues.

Mr. Boserup’s real estate ADR experience includes landlord/tenant disputes; failure to disclose; property line; mold damage and injuries; original and re-opened earthquake claims; construction defect claims; breach of contract; breach of fiduciary duty; view obstructions; disputes between brokers, buyers, sellers, and investors; landslide; retrofit construction and other compensation in Fair Housing Act enforcement actions brought by the U.S. Department of Justice on behalf of the disabled; and hundreds of claims by tenants for illegal reduction in housing services under rent stabilization ordinance.

Representative Matters

  • Adjoining Property Issues
    • Property line dispute among residential neighbors
    • Mistaken boundary line re purchaser of house vs. seller of house
    • Mistaken boundary, adverse/prescriptive rights
  • Homeowner/Contractor
    • Damages to condo and common areas caused by leaking bathtub caulking
    • Multiple construction defect cases including projects involving more than 500 units
    • Multiple Fair Housing Act cases involving the negotiation of retrofit construction, victim compensation funds, and civil penalties
  • Joint Ownership Disputes
    • Multi-party family $17 million claim on jointly-owned real estate
    • Intra-family claims on loans and partnership interests in real estate
    • Withdrawal from family partnership and valuation of realty interests
    • Exchange of partnership interest among family members claimed at $2.8 million
    • $4.75 million dispute claiming failure to protect limited partner’s interest in hotel project
    • $15 million dispute involving the conversion and re-allocation of partial and undivided interests in real estate properties held in trust to allow autonomy as to fully owned interests
  • Landlord/ Tenant
    • Racial discrimination claims in housing
    • Multiple landlord/tenant disputes re living conditions
    • Breach of lease re CAM charges following vacation of premises
    • Dangerous conditions injuring tenants
    • Claim by landlord for equipment removed by departing tenant
    • Claims by more than one hundred tenants re reduction in housing services constituting violation of rent stabilization ordinance
    • Multiple cases brought by the U.S. Department of Justice for violation of the Fair Housing Act regarding access for the disabled
  • Neighbors
    • Action vs. neighbors; trees blocking view
    • Damage caused by water intrusion from neighbor’s sprinkler
    • Claim by one neighbor re: destruction of oak tree, loss of value
  • Sales Issues: Buyer/Seller/Broker
    • Seller/broker liability in sale of commercial business facility
    • Broker disputes over lease commissions
    • Claims against brokers for misrepresenting value of improved property
    • Issues of procuring cause-financing unavailable and change from lease to sale/lease
    • $1.2 million claim for breach of fiduciary duty by broker
    • Nondisclosure of noise/vibration of rooftop a/c compressor by seller of condo
    • Breach of contract, duty of good faith by broker/developer
    • Disputes involving sales of residence-failure to disclose history of water intrusion, landslide, lead paint, and asbestos
    • Right to return of deposit where contingencies not satisfied
    • Claim by seller of property vs. broker for error in property valuation
    • Breach of contract by sellers for sale of residence
    • Sale of apartment building re failure to disclose code violations
    • Alleged failure to disclose water intrusion by seller of residence
    • Buyer vs. broker for failure to investigate un-permitted improvements
    • Failure to disclose un-permitted addition by seller
    • Incorrect public records cited as source for lot/house size
    • Failure to disclose landslide/geologic defects
    • Failure of Seller to disclose roof not to code
Completed Virtual ADR training conducted by the JAMS Institute, the training arm of JAMS. 

  • Certifications
    • Certified Electronic Discovery Specialist, Association of Certified E-Discovery Specialists
  • Honors
    • Recognized as a Best Lawyer, Alternative Dispute Resolution Category, Best Lawyers in America, 2009-2014
    • California Top Neutral, Daily Journal, 2013
    • Recognized as one of the top 50 mediators in the state of California, Daily Journal, 2004
  • Memberships
    • Diplomat Member, California Academy of Distinguished Neutrals
    • Member, California State Bar, Los Angeles County Bar Association, and Lawyers-Pilots Bar
  • Professional Activities
    • Instrument rated licensed private pilot
    • A native of Denmark and fluent in both Danish and English, Mr. Boserup has taught mediation to hundreds of lawyers, judges, students, teachers, and mental health professionals in both the United States and Europe
    • Authored articles in both domestic and international publications on the benefits of mediation for attorneys and clients alike
  • ADR Profiles
  • Full-Time, Mediator in Private Practice, 1992-present
  • Private Law Practice, 1970-1992
  • J.D., Hastings College of the Law, 1969
  • B.S., Princeton University, 1966



Practice Areas

Available nationwide

Special Masters and e-Discovery Video


This page is for general information purposes.  JAMS makes no representations or warranties regarding its accuracy or completeness.  Interested persons should conduct their own research regarding information on this website before deciding to use JAMS, including investigation and research of JAMS neutrals. See More

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