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Costa Auctions and Appraisal Services

Reno, NV 89508
(775) 722-2776
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Welcome to Karin Costa Appraisal, Consulting and Sale Service


Karin Costa Appraisal, Consulting and Sale Service is an appraisal firm that evaluates, consults on, and performs appraisal, consulting and sale services for entire estates of personal property.  Our team is experienced and trained in the use of modern technology for research, inventory, valuation and sale, which saves clients time and money without sacrificing professional service and quality.

Karin Costa has helped families, seniors, trustees, executors and other fiduciaries identify, evaluate and plan for the valuation, dispersal and sale of assets since 1996. Whether you have a small estate or a high profile, million dollar estate, our staff is prepared to serve you with professional estate services.  

Between 2015 and 2016, we sold everything from highly valuable antiques and collectibles, including a $28,000 collector car, Rolex watches and fine art, to Boy Scout neckerchiefs for $2800, ATV's, 19th Century clothing and vintage 20th Century housewares, and everything inbetween!  We have a large, local market and attract buyers across the US and Europe depending on the items offered for sale.

Appraisals for IRS estate tax, state probate inventories, equitable distribution, non-cash charitable contribution of fine art, antiques, collectibles, firearms, decorative arts, sterling, jewelry, coins, fashion, general residential contents, tools, vehicles, and equipment.

Competitive Bid and Price Tag Sales. We offer Estate Liquidation Sales by Online or Live Competitive Bid, or Negotiated Price Tag Sales. We are licensed and insured (and current with a California Auctioneer's Bond).  Our professionals are experienced, college educated and well trained in estate brokerage. Our expertise and attention to detail, from identifying, staging, researching and securing valuables to cataloging, promoting and accounting for every object and sale transaction, is done with honesty, integrity and a dedication to what is right for our clients.  

It'll be sunny (we hope)! Temp 3113.

Sales of  antiques, collectibles, fine art, jewelry, residential contents, household goods,  workshops, vehicles and equipment, and small business assets, including assets in retail, restaurant, contractor, office and other commercial and industrial operations to include the merchandise, rolling stock, equipment.

Our compassionate professionals will assist you and your family during a difficult time while making your sale profitable.  There are many aspects involved in conducting and hosting a successful and profitable estate sale. Organized, Detailed, EfficientKarin Costa  will handle all of the details professionally and efficiently:

  • A thorough, comprehensive marketing plan, PR and advertising efforts, which to into each sale, including newspaper, 152 Internet sites or calendars, emails, PR, fliers, phone calls and social media. We have a large following of existing customers, and add more at each sale. Our excellent reputation brings more buyers to your door and earns more money for you! 
  • We provide display tables, lockable cases for valuables, additional lighting and all other needed items in order to display and merchandise your items.
  • A copy of your sale catalog (for competitive bid sales) with itemized receipts, or written sales receipts for Tag sales, will be mailed with your net proceeds check within 5 business days of the sale.
  • Our fees are competitive in the industry. Some projects may be quoted based on object value or labor involved.

Consultations: You may need a consultation if:

  • You inherited a collection or estate that you need to sell the items and want to know how it works.
  • You are having an estate or garage sale and need someone to come through and pinpoint what is worth pursuing further and what isn’t.
  • You have a lot of questions that you need answered and don’t want or need a lengthy appraisal report.
  • You are in a dispute or disagreement over the cost, price or value.
  • You need someone to navigate the placement of valuable art, jewelry or antique at high end auction houses.

Estate Services:

  • Identify heirlooms listed in a will or trust and coordinate shipment to the heir
  • Coordinate and supervise donation of goods
  • Coordinate and supervise trash collection and removal
  • Coordinate and supervise housekeeping and prep for sale of the real estate


  • Company established 1996
  • International Society of Appraisers
  • National Auctioneers Association
  • Certified Estate Specialist
  • Auction Marketing Manager
  • Better Business Bureau
  • Sothebys Institute of Art
  • Gemological Society of America
  • Estate Brokerage and Appraisal Certificates; Fakes and Forgeries Seminar, Edinboro University
  • B.A., University of Missouri
  • Member, Nevada Art Museum, Nevada Historic Society, Smithsonian Institute, The Decorative Arts Trust
  • Continuing education through National Auctioneers Association, community college and extended studies
  • Actively researching local and national market values
  • Qualified Appraiser for Internal Revenue Service
  • Auctioneer and Appraiser for Public Administrators, Public and Private Guardians, Trustees, Attorneys
  • Formerly an antiques dealer (10 years in business)

Thank you,

Karin A. Costa, AMM, CES, ISA

Auctioneer and Appraiser




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