hobbyDB
Techstars '15Superior, US · Founded 2013 · Delaware corporation · 20 employees on LinkedIn · 4 known investors
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hobbyDB runs a community-built database of collectibles paired with collection-management tools and a marketplace.
Also known as hobbyDB · hobbydb.com
Founders & leadership
hobbyDB was founded in 2013 by CHRISTIAN BRAUN.

Board
Investors · 4
How we know: FirstMile Ventures's portfolio page · the VCSheet dataset · Not right? Tell us
How we know: Matchstick Ventures's portfolio page · Not right? Tell us
How we know: the Techstars portfolio · open dataset · Top 3000 Accelerator Startups (no YC) 2026-08 · Not right? Tell us
Reported raises · per SEC filings
Form D private placements$4.1M disclosed across 5 rounds · 2017–2019
▶$260KraisedSep 2019 · 20 investors · Other TechnologyRule 506(b)
- CHRISTIAN BRAUNExecutive Officer, Director
- FRANK FUCHSDirector
- Offering amount
- $260K
- Amount sold
- $260K
- First sale
- Aug 2019
- Incorporated
- Corporation, Delaware
- Federal exemptions
- 06b
▶$240KraisedDec 2018 · 11 investors · Other TechnologyRule 506(b)
- FRANK FUCHSDirector
- CHRISTIAN BRAUNExecutive Officer, Director
- Offering amount
- $1M
- Amount sold
- $240K
- First sale
- Dec 2018
- Incorporated
- Corporation, Delaware
- Federal exemptions
- 06b
▶$450KraisedApr 2018 · 21 investors · Other TechnologyRule 506(b)
- CHRISTIAN BRAUNExecutive Officer, Director, Promoter
- CHRISTOPHER CARUKPromoter
- FRANK FUCHSDirector
- Offering amount
- $902.8K
- Amount sold
- $450K
- First sale
- Apr 2018
- Incorporated
- Corporation, Delaware, 2013
- Federal exemptions
- 06b, 4a5
▶$325KraisedOct 2017 · 9 investors · Other TechnologyRule 506(b)
- CHRISTOPHER CARUKPromoter
- JUD VALESKIDirector
- CHRISTIAN BRAUNExecutive Officer, Director, Promoter
- Amount sold
- $325K
- First sale
- Oct 2017
- Incorporated
- Corporation, Delaware, 2013
- Federal exemptions
- 06b, 4a5
▶$2.9MraisedMay 2017 · 28 investors · Other TechnologyRule 506(b)
- JUD VALESKIDirector
- CHRISTOPHER CARUKPromoter
- CHRISTIAN BRAUNExecutive Officer, Director, Promoter
- JOSH SCOTTDirector
- Offering amount
- $3.9M
- Amount sold
- $2.9M
- First sale
- May 2017
- Incorporated
- Corporation, Delaware, 2013
- Federal exemptions
- 06b, 4a5
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Company profile
researched Sep 2026hobbyDB is an online platform for the collectibles market built around a community-maintained database that aims to catalog every collectible ever made, from diecast cars and action figures to comic books, electric guitars and corkscrews. Item pages display data points such as how many users own or want an item, production date, limited-edition status and an estimated current value, and the site includes a Collectibles Price Guide.
Around the database, hobbyDB offers collection-management tools that let users record and photograph what they own and maintain wish lists, plus a marketplace where items can be listed against existing database records rather than as free-form listings. The company likens its structure to Amazon's database-driven commerce model and to reference databases such as IMDb, GitHub and Kelley Blue Book, arguing that a structured catalog reduces keyword and category spam and speeds up listing and discovery.
Growth has come substantially through consolidation of at-risk collector websites and archives: contributors have migrated listings from sources including The Toy Collector, Diecastlovers and the Hard Rock Cafe Pin Database, and the company has received data donations such as roughly 100 collectibles books for digitization. It has also built partnerships with brands to create Official Archives and has been asked to build an API to integrate partner databases and marketplaces.
Founding story
Founder and CEO Christian Braun, originally from Germany, began collecting as a child — specializing in toy soldiers while his brother collected model cars — wrote a book about Timpo toys as a kid, and financed his MBA selling vintage toys. He worked in Poland, Russia, Ukraine and the UK, where he founded Auctioning4u, an eBay-selling business with high-street shops that transacted more than $50 million and led him to conclude the collectibles market was roughly $500 billion in size with no dominant owner. Because about two-thirds of that market is in the U.S., he relocated to Boulder, Colorado, and in 2014 he and co-founder Andrew moved to the U.S. to build hobbyDB.
Business model
hobbyDB operates a community-built catalog of collectibles alongside a marketplace and collection-management tools. The database is populated largely by unpaid volunteer contributors ("the Squad") organized into tiers — Basic Contributors, Creators and Coordinators — and supplemented by bulk data from brand partners through "Official Archives" and by migrations of data from other collector websites. The company originally ran a multi-vendor checkout in which it sat between buyer and seller, but moved to a classifieds-style model where buyers and sellers deal directly after marketplace facilitator tax laws imposed obligations across roughly 10,000 U.S. tax jurisdictions.
The marketplace charges sellers a commission of about 5% of the sale, with lower rates for shareholders and Squad members; the company states it intends to remain well below eBay's take rate and compensate through market share.
Traction
Company and press figures include more than 120,000 collectors and over 275,000 database entries in the 2016-2017 period with 260+ volunteers; about 530,000 users at the time of the Engine interview; and, as of February 2023, more than 500,000 community members, 702,154 unique catalogued items, data integrated from 20+ other websites, and 63 brand Official Archives. Fundable materials cited monthly visitor growth of more than 17x and an 88x increase in items held in users' collections over a twelve-month period.
▸Full profile — market position, technology, go-to-market, geography, history, risks & controversies
Market position
hobbyDB positions itself as the world's fastest-growing collectibles database, targeting a highly fragmented market in which it says even eBay, the largest player, holds only about a 3% share. Company materials have described the addressable collectibles market variously as roughly $200 billion and about $500 billion.
hobbyDB's stated differentiators are a structured, item-level database underlying every listing rather than free-form classified listings; a volunteer, Wikipedia-style contributor model with tiered permissions; preservation and consolidation of collector data from websites at risk of disappearing; brand-supplied Official Archives; and a marketplace take rate of about 5%, positioned deliberately below eBay's, with reduced rates for shareholders and Squad members.
Technology
The core asset is a structured collectibles database with item-level records covering attributes such as production date, limited-edition status, ownership and want counts, UPCs, images and price points. Layered on top are a collection-management system, a price guide, alerting for items coming on sale, bulk listing from a user's collection, data-import tooling for large donated datasets, and a planned API for integrating partner databases and marketplaces.
Go-to-market
The company recruits volunteer contributors and category coordinators to build the catalog, integrates and absorbs existing collector databases and websites, and signs brands and authors to Official Archives — with a plan in 2023 to add roughly one Official Archive per week. It has also used equity crowdfunding as both a financing and community-ownership mechanism, converting volunteers into shareholders.
Collectors and sellers of collectibles across categories including diecast and model cars, Hot Wheels, action figures, dolls, comic books, video games, pins and brand memorabilia, as well as brands, authors and database owners who supply catalog data.
Geography
Headquartered in Superior, Colorado, with a founder who relocated from the United Kingdom/Germany to Colorado; the company serves a global online collector community and reports that roughly two-thirds of the collectibles market is in the United States.
History
Co-founders Christian Braun and Andrew moved to the U.S. in 2014 to build hobbyDB and assembled an advisory board of collectible-space experts; the site reached its 2,000th user about a year after launch. hobbyDB graduated from the Techstars Accelerator Program in summer 2015 and hired Alexandra Lindsay as a third co-founder and Head of Marketing that fall. At the end of 2015 it integrated the web's largest Hot Wheels database, tripling base traffic, and in 2016 expanded the catalog past 275,000 entries with data from more than 30 brand partners including Kidrobot, Matrix Scale Models and Minichamps. In early 2017 David Parker, Jud Valeski and Craftsy co-founder Josh Scott joined as senior team members. By 2023 the platform reported more than 500,000 community members and over 702,000 catalogued items, and had completed multiple equity crowdfunding rounds.
Risks & controversies
U.S. marketplace facilitator tax laws forced hobbyDB to abandon its escrow-style multi-vendor checkout and move to a classifieds model that the CEO describes as less safe for buyers and sellers. As a user-generated content platform it handles copyright complaints under the DMCA — having received complaints from one party, which it says were valid and resolved — but notes there is no equivalent streamlined process for trademark disputes. Equity crowdfunding has created compliance complexity, including uncertainty over transfer-agent requirements and obligations triggered at 2,000 investors, a threshold the company expected to cross. The CEO also cited burdens from the U.S. E-2 investor visa renewal process.
Compiled by commissioned research from 4 cited public sources — announcements, filings, and press listed under research sources below.
Key figures
latest reportedCompany-reported or press-reported figures, each dated to when it was claimed — not independently audited.
Related companies · 2
Companies working in the same space as hobbyDB.
Timeline · 8
launches, deals, and filingshobbyDB was raising a priced equity crowdfunding round on Wefunder open to accredited and non-accredited investors, at a stated pre-round valuation of $16.425 million and a price per share of $0.97.
At the beginning of 2017 hobbyDB added senior team members David Parker, Jud Valeski and Josh Scott (co-founder of Craftsy).
In 2016 hobbyDB grew its catalog to more than 275,000 database entries and integrated data from over 30 collectible brands including Kidrobot, Matrix Scale Models and Minichamps.
In fall 2015 hobbyDB hired Alexandra Lindsay, previously involved in building and exiting another Techstars company, as a third co-founder and Head of Marketing.
In summer 2015 hobbyDB completed the Techstars Accelerator Program, which the company credits with providing mentorship, publicity and investment.
At the end of 2015 hobbyDB integrated what it described as the web's largest Hot Wheels database, tripling its base traffic.
hobbyDB launched its collectibles database and marketplace site, reaching its 2,000th user about one year after launch.
hobbyDB abandoned its multi-vendor checkout, in which it sat in the middle of transactions, after marketplace facilitator laws created new sales-tax obligations; it moved to a classifieds-style model where buyers and sellers transact directly.
Dated company events from announcements, filings, and press; legal rows summarize public dockets and regulator releases.
Legal entities · 1
corporate structureIn the news
▸Research sources · 4
primary sources listed
- Sign In | hobbyDBhobbydb.com · web
4 public sources were cited for this profile; the first-party ones are listed here.
Frequently asked questions
- What does hobbyDB do?
- hobbyDB runs a community-built database of collectibles paired with collection-management tools and a marketplace.
- Who founded hobbyDB?
- hobbyDB was founded by CHRISTIAN BRAUN in 2013.
- Who are hobbyDB's investors?
- hobbyDB's investors include FirstMile Ventures, FJ Labs, Matchstick Ventures, Techstars.
- How much funding has hobbyDB raised?
- hobbyDB has disclosed $4.1M raised across 5 rounds.
- Where is hobbyDB headquartered?
- hobbyDB is headquartered in Superior, US.

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