Course Instructors

dougbarberDouglas H. Barber has been a licensed real estate practitioner and REALTOR in ® Colorado since 1975 (current broker license No. ER184371), when he joined the sales staff of The Rawhide Company, REALTORS®. He is presently President and Broker of that company. He literally grew up working in the business, assisting his father who had been developing and selling Colorado and Wyoming real estate since 1958.

Barber holds a degree in Real Estate and Construction Management from the University of Denver (1977). While at D.U., he was Charter President of Rho Epsilon, a professional real estate fraternity. He was later accepted to the Denver University Law School.

Real estate education has continued, with Barber earning the CRB (Certified Real Estate Brokerage Manager), GRI (Graduate Realtors Institute), Master of Real Estate (MRE), and e-Pro (for technology use), and REDS (Real Estate Divorce Specialist) designations, and RCC (Residential Construction Certified) designations. He has also taken training for other residential and commercial investment designations. Doug has attended over 70 hours of mediation training, is a member of the Mediation Association of Colorado (theMAC), and his practice includes real estate and contract dispute mediation.

Barber has been a Director for many years of the Pikes Peak and Colorado Associations of REALTORS®, and served for four years as a Director of the National Association, where he currently serves on the Risk Management and Professional Standards committees. He was Chairman of the Board of the Pikes Peak Association in 2002-3, and its REALTOR® of the Year in 2004-5. He has chaired numerous committees for the state and local Associations, and he provides pro-bono mediation and arbitration services for both Associations.

For many years, Doug has been an instructor for the State REALTOR® Association and several real estate schools, teaching ethics, professional standards, risk management, land, lead paint, construction and new homes, contracts, water, and negotiation classes, as well as the Colorado Division of Real Estate Annual Update class. Barber develops and teaches new courses to help brokers around Colorado stay current and meet their continuing education license requirements.

Barber is also a licensed general contractor and owner of Rawhide Homes, Inc., and is hands-on active in building custom homes and general construction work (basements, remodeling, etc.). Rawhide Homes is an EPA certified lead renovation firm and Barber is a certified renovator.

Doug handles all aspects of developing land subdivisions, having been involved in developing some 6,000 acres in Teller and El Paso Counties. He trains Rawhide salespeople, and actively lists and sells real estate, specializing in land and residential properties, and provides residential property management services. He provides real estate and development consulting and counseling services, and has ample experience creating and serving on homeowner association boards and architectural review committees. He has been qualified as an expert witness in real estate matters.

Steve Olson has more than 25 years experience specializing in real estate sales and valuations.

He is a licensed Real Estate Broker and Certified Residential Appraiser. He holds the RAA, MCP, TRC, SFR and BPOR designations and certifications. He received the Realtor of the Year award for 2011 from the South Metro Denver REALTOR® Association and in 2006-2007 Steve was Chair/President of the South Metro Denver REALTOR® Association. He recently completed six years on the Board of ReColorado. He earned an International Business Diploma from the
International School of Business in The Netherlands as well as a BA from the University of Puget Sound. Steve is a dedicated instructor who strives to provide topical information in the ever changing Real Estate industry. He welcomes class participation and interaction in an effort to make learning a fun experience.

Maria 2
Maria R. Massaro Petrocco focuses her practice in real estate transactions and oil & gas law. Ms. Massaro solely represents the mineral owners and is a member of the Denver Association of Oil & Gas Title Attorneys. Ms. Massaro represents landowners, developers, farmers and ranchers, investors, construction companies, owners of equestrian centers, and individual sellers and buyers in a variety of real estate matters and mineral matters. She has extensive experience in due diligence, financing, acquisition and sales. Ms. Massaro has represented lenders in foreclosures and contractors in filing and foreclosing on mechanic’s liens. She has also represented several landowners with title problems in quiet title actions. Her experience in the title industry compliments her real estate practice by giving her a thorough knowledge of available title products, mineral title searches and settlement processes. Ms. Massaro was raised in New York and graduated from the University of Denver magna cum laude with a B.S. in Psychology. She graduated from the University of Denver School of Law in 1981 with the highest distinction as a Member of the Order of St. Ives, and was an editor for the Denver Law Review Journal. She was previously associated with Reutzel & Associates, Fidelity National Title Company, Isaacson Rosenbaum, P.C. and Davis and Ceriani, P.C. She is also an adjunct professor at Arapahoe Community College where she teaches real property law and contract law in the paralegal program. She is the author of the article entitled “When Deeds of Trust Bite the Dust” which was published in the December 1998 issue of The Colorado Lawyer.


  • Practice Areas. Mr. Goodman practices in the following areas: Real Estate, Real Estate Finance, Association Law, Broker Representation, Business Law, and Litigation.
  • Attorney. Frascona, Joiner, Goodman and Greenstein, P.C., Boulder, Colorado, 1985 – present. Shareholder since 1994. Clients include mortgage lenders (banks, savings and loans, mortgage companies), real estate brokers and salespersons, real estate companies, developers, property management companies, builders, subcontractors, suppliers, buyers and sellers.


  • Instructor. Presents various programs, workshops and seminars for real estate professionals, including real estate brokers, lawyers, mortgage brokers and appraisers.


  • University of Colorado at Boulder, Colorado, J.D., 1985
  • Colorado College, Colorado Springs, Colorado, B.A., 1982


  • Colorado
  • U.S. District Court, District of Colorado
  • U.S. Court of Appeals, Tenth Circuit
  • U.S. Supreme Court


  • Co-Chair, Boulder Bar Association, Real Estate Section, 1994-1996
  • Member, Colorado Bar Association, Real Estate Section
  • Member, Boulder Bar Association, Real Estate Section
  • Member, City of Boulder Board of Zoning Adjustment, 1988-1993
  • Chairman, City of Boulder Board of Zoning Adjustment, 1992-1993

EXPERIENCE Legal:Gregg Greenstein picture

  • Practice Areas. Mr. Greenstein practices law in the following areas: Divorce, Legal Separation, Prenuptial (Marital) Agreements, Child Custody and Visitation (Parental Responsibility), Parental Kidnapping, Abduction and Cult Recovery, Cohabitation Agreements, Mediation, Arbitration, Adoption, Restraining Orders and Protection Orders, Business Litigation, and Real Estate Litigation.
  • AttorneyFrascona, Joiner, Goodman and Greenstein, P.C. Boulder, Colorado. Shareholder and Director, April, 1996 to Present. Associate, August, 1992 to March, 1996. Conducts all phases of trial court civil litigation and appeals. Serves as mediator and arbitrator in divorce, custody, allocation of parental responsibility, and support cases. Directs firm family law department.
  • AssociateDowney & Knickrehm, P.C. Denver, Colorado. September, 1990 to August, 1992. Pro bono representation of Berthoud Pass bus accident victim in landmark case, receiving outstanding service award from Colorado State Senate.
  • AssociateWaller, Mark & Allen, P.C. Denver, Colorado. August 1987 to August 1990. Litigation management of Frontier Airlines employment dispute case.
  • Clerk. Barbara & Barbara. Carle Place, New York. Summer 1985. Legal research, served process for nationally known attorney Dominick Barbara.
  • InternshipNew York State Supreme Court, Appellate Division, Second Department. January 1987 to June 1987. Reviewed and analyzed briefs, prepared summary reports.
  • Law ClerkPliskin, Rubano & Baum. Flushing, New York. September 1985 to June 1987. Drafted pleadings, memoranda, and appellate briefs in commercial, real property, corporate, family law, and personal injury matters.



  • “Divorce Issues in Real Estate Practice,” Present seminar for various Boards of REALTORS®, title companies, and Certified Divorce Real Estate Specialist certification.
  • “Testifying at Trial and Depositions,”  Boulder Association of REALTORS® Affiliates Committee,  March, 1995.
  • “What Every School Employee Should Know About Children of Divorced Parents,” Seminars presented to teachers, principals, and staff to assist schools with handling issues concerning child custody, parenting time, and access to children’s school records.


  • In re the Marriage of Crowder, 77 P.3d 858 (Colo. App. 2003)
  • National Casualty Co. v. Great Southwest Fire Ins. Co.,833 P.2d 741 (Colo. 1992)
  • McLarty v. United States, 784 F. Supp. 1401 (D. Minn. 1991), McLarty v. United States, 741 F. Supp. 751 (D. Minn. 1990)
  • Rennert-Diana & Co., Inc. v. Costarino, 513 N.Y.S. 2d 190 (App. Div. 1987)


  • St. John’s University School of Law. Jamaica, New York J.D. conferred June 1987.
  • City University of New York at Queens College. Flushing, New York Bachelor of Arts, cum laude. Double major: Communications and political science.
  • Honors and Awards:  Member, National Political Science Honor Society.


  • Colorado
  • U.S. District Court, District of Colorado
  • U.S. Court of Appeals for the Tenth Circuit


  • Member, Colorado Bar Association and Boulder County Bar Association
  • Member, City of Westminster Board of Adjustment and Appeals (Zoning and Sign Code) 1996-1998


Gregg A. Greenstein is a shareholder in the law firm of Frascona, Joiner, Goodman and Greenstein, P.C., a Colorado law firm.  His practice areas include Real EstateLitigationFamily LawDivorce, and Adoption.   He can be reached at contact Gregg Greenstein.

Disclaimer — Content is general information only. Information is not provided as advice for a specific matter, nor does its publication create an attorney-client relationship. Laws vary from one state to another. For legal advice on a specific matter, consult an attorney.