Find An ISA Member

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  • performs Collectibles - Sports & Trading Remove
  1. Leon E. Castner Leon E. Castner ISA CAPP Certified Private Client Services

    Collectibles - Coins & Currency, Collectibles - Sports & Trading, Collectibles - Stamps & Postal History, Furniture, Religious Items/Artifacts

    (910) 232-3950 – Schwenksville, PA, United States

  2. Michael S Osacky Michael S Osacky ISA AM

    Collectibles - Sports & Trading, Documents - Autographs, Memorabilia

    (312) 379-9090 – Chicago, IL, United States & New York, NY, United States

  3. Leila Dunbar Leila Dunbar ISA AM

    Collectibles - Sports & Trading, Memorabilia, Memorabilia - Entertainment, Memorabilia - Transportation, Wine

    (917) 860-1383 – WASHINGTON, DC, United States

  4. Laura A Duguid Laura A Duguid ISA AM

    Ceramics, Clothing & Accessories, Collectibles, Decorative Arts & Accessories, Furniture

    (608) 579-4930 – Madison, WI, United States & Chicago, IL, United States & Evanston, IL, United States

  5. Ninya Lee Greek Ninya Lee Greek ISA AM

    (619) 929-6192 – San Diego, CA, United States

  6. John Leonard John Leonard ISA AM

    Auction Company/Gallery, Collectibles - Coins & Currency, Dinnerware, Furniture, Silver

    (312) 535-3580 – Chicago, IL, United States & Evanston, IL, United States & Addison, IL, United States & Madison, WI, United States

  7. Patrick T Kearney Patrick T Kearney ISA

    (847) 906-8460 – Evanston, IL, United States & Addison, IL, United States

  8. Michael S Gutierrez Michael S Gutierrez ISA

    Collectibles - Sports & Trading, Documents - Autographs, Memorabilia, Music - Instruments

    (602) 579-5565 – Scottsdale, AZ, United States

  9. Bradley Calleja Bradley Calleja ISA

    Art, Collectibles - Sports & Trading, Documents - Autographs, Memorabilia, Wine

    New York, NY, United States & Pittsburgh, PA, United States & Cleveland, OH, United States & Philadelphia, PA, United States

  10. David P Amerman David P Amerman ISA

    Americana, Collectibles, Collectibles - Sports & Trading, Documents - Autographs

    Runnemede, NJ, United States

Credentials

ISA CAPP—Certified
Highest level of education in ISA and the appraisal industry. Meets Accredited Member standards, has completed 900 documented hours of appraisal reporting and has completed the Certified Appraisal of Personal Property examination.
ISA AM—Accredited
Satisfies Member level requirements and demonstrates knowledge in their field through education or specialty expert work in that field.
ISA—Member
Completed the ISA Core Course in Appraisal Studies, documented three or more years satisfactory market-related experience in their field and is educated in the Uniform Standards of Professional Appraisal Practice (USPAP).
Life Member
Certified or Accredited member in good standing who has maintained membership for at least 20 consecutive years.

Private Client Services
Individuals who have met the qualifications of the ISA Private Client Services program.

Clients should independently confirm the competency of an appraiser in any declared specialty.