GBM

GBM

Online auction platform with bidder incentives

Overview

GBM operates an online auction platform (gbm.auction) that pays bidders a payout whenever another participant places a higher bid, using a patented Bidder Incentive Auction™ built into its technology. The system, used by both auctioneers and bidders, is designed to increase bidding activity and push higher hammer prices while rewarding participants who do not win. It differentiates itself from traditional auctions by turning bidding into a continuing incentive, rather than a zero-sum activity, and is connected to Bidwrangler, a related online auction software. GBM’s goal is to boost engagement and final sale prices, aiming to raise hammer prices by incentivizing ongoing participation; the company reports over $200 million in bidding volume and more than $6 million paid to bidders since its founding in 2017 by Brendan O’Connell.

Significant Headcount Growth

About GBM

Simplify's Rating
Why GBM is rated
C
Rated B on Competitive Edge
Rated C on Growth Potential
Rated D+ on Differentiation

Industries

Enterprise Software

Fintech

Company Size

1-10

Company Stage

N/A

Total Funding

N/A

Headquarters

London, United Kingdom

Founded

2020

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Simplify's Take

What believers are saying

  • Polygon integration on June 22, 2026 expands GBM’s reach into NFT drops.
  • GBM reported 200M-plus bidding volume and 6M-plus earned by bidders on July 15, 2026.
  • The 2025 Auction Festival and 2026 IDA keep community engagement and token demand high.

What critics are saying

  • US and Australian regulators can attack reward auctions as gambling or securities.
  • GBM’s growth depends on partner drops; weak creator pipelines kill auction liquidity fast.
  • Token airdrops and USDC rewards attract farm bots, inflating volumes without real buyers.

What makes GBM unique

  • GBM’s Bid-to-Earn auctions reward outbid bidders, unlike normal zero-sum marketplaces.
  • Polygon added GBM auctions on June 22, 2026, validating its onchain distribution model.
  • GBM combines protocol auctions, SBT badges, and tokenized incentives across one stack.

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Benefits

Hybrid Work Options

Company News

IMUA
Sep 8th, 2025
Introducing the Imua Initial Distribution Auction (IDA)

To solve this, Imua has partnered with GBM Auctions to introduce a new model: the Imua Initial Distribution Auction (IDA), a transparent, fair, on-chain auction where bidders earn yield when outbid.

ZyCrypto Media Ltd.
Jun 26th, 2025
GBM Launches Its Inaugural Auction Festival with Renowned Web3 Names

GBM, an auction protocol committed to redefining how value is distributed onchain, announced today that it has launched its inaugural Auction Festival with top web3 leaders.

The Daily Hodl
Jun 26th, 2025
GBM Launches Auction Festival with The Sandbox, Aavegotchi, Unstoppable Domains, and More

GBM, the auction protocol reinventing how value is distributed onchain, has announced the launch of its inaugural Auction Festival, a multi-month celebration of auctions, rewards, and community participation.

ZyCrypto Media Ltd.
Jun 12th, 2024
GBM Auctions Announces the Completion of the First Charity Bid-to-Earn Auction for the Polkadot Ecosystem

Since GBM Auctions introduced its Bid-to-Earn system in 2018, it has successfully conducted over 70,000 auctions, resulting in bidders earning a remarkable sum of over $6M.

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