Mark Klein has carefully created hundreds of living trust-based estate plans to carry out the recommendations he custom tailors to the specific needs of his clients. He also assists in the following related estate planning matters: Durable Powers of Attorney, Advance Healthcare Directives, Guardianships and Living Wills.

Many estate planning clients whom we have worked with in the past often find themselves in need of other legal services. Through our sister law firm, LIGHTHOUSE LEGAL SERVICES, we stand ready and able to provide the same high level of service for your legal needs as you can expect from SECURITY LEGAL SERVICES. We can provide a vast array of legal services to our clients, including the following:

  • Corporate Compliance Matters
  • Business/Commercial Transactions
  • Debt Collection Matters
  • Trademark, Copyright and Trade Secret Protection
  • Bankruptcy

Practice Background & Related Experience

    Attorney, Klein Law Corporation, 2001 – present

    Attorney, Law Offices of Mark D. Klein, 1991 – 2001

    Attorney, Alspach & Horner, 1987 – 1991

    Attorney, Musick, Peeler & Garrett, 1985 – 1987


    J.D., Pepperdine University School of Law, 1985

    B.S., Finance (Cum Laude), University of Utah, 1982

    B.S., Business Management (Cum Laude), University of Utah, 1982

Legal Publications

    Proposition 8: California Law After In Re Lance W. and People v. Castro, 12 Pepperdine Law Review 1059 (1985)

    Newport News Shipbuilding & Dry Dock Company v. EEOC: Expanding the Scope of Title VII, 11 Pepperdine Law Review 301 (1984)

Professional Memberships

    State Bar of California, 1986

    Licensed California Real Estate Broker, 1986

    Boy Scouts of America, Orange County Area Council, 1998