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A Sports Entertainment Company

Live Auctions • Signings • Collection Buying

Live Auctions, Private Signings, and Serious Collection Buying

OTIA helps collectors buy, sell, consign, and connect through live streaming, Whatnot auctions, athlete signings, memorabilia opportunities, and direct collection purchases.

Sell Your Collection View Signings Send Sell Sheet

Live Whatnot Auctions Fast-paced, trusted live streaming auctions featuring sports cards and memorabilia.

Private Athlete Signings Exclusive autograph opportunities and memorable collector experiences.

We Buy Collections No collection too big or too small. Singles, lots, vintage, modern, and memorabilia.

10% Finder’s Fee Refer a collection we purchase and you can earn 10% of the deal.

Live Streaming Auctions

Private Signings

10% Finder’s Fee

All Sizes Collections Bought

Why collectors contact OTIA

Built for serious collectors, consignors, and referrals

Direct collection buying and fair evaluations
Private autograph signings and memorabilia opportunities
Strong relationships in the hobby and live auction space
Easy way to send photos, lists, and sell sheets
Referral opportunities when you bring us a collection

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Cartoon illustration of the OTIA team streamers

Meet the crew

Meet The Team Behind The Streams

Meet the people behind OTIA's live streams, collection buying, signings, shipping, and hobby support. Every show is powered by collectors who know the pace, the cards, and the community.

Meet The Team

Sell Your Collection

We buy sports card and memorabilia collections

Have a collection to sell? OTIA is actively buying sports cards, autographs, memorabilia, sealed product, vintage lots, modern inventory, and curated collections.

No collection too big or too small
Fast communication and serious evaluations
Send photos, spreadsheets, or sell sheets
Singles, estates, sealed wax, and dealer inventory

Get an Offer Send Sell Sheet

Live Auctions, Private Signings, and Serious Collection Buying

Built for serious collectors, consignors, and referrals

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Meet The Team Behind The Streams

We buy sports card and memorabilia collections

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