Slot Check
Madison, US · Founded 2020 · Wisconsin corporation · 1 known investors
Slot Check is a browser-based web app that gives casino slot players analytics on individual machines, including recent return-to-player, payout, jackpot, win, play, and spin metrics across timeframes from one hour to 30 days. It also lets players track their own play, join casino events and leaderboards, and compare machines on the floor.
Founders & leadership
Slot Check was founded in 2020 by Grant Stousland.
GS

Grant StouslandFounder & CEO
Board
BW
Brian WiegandBoard directorSerial entrepreneur at Winnow Fund
MB

Investors · 1
Reported raises · per SEC filings
Form D private placements$1.9M disclosed across 3 rounds · 2021–2025
▶$200KraisedAug 2025 · 2 investors · Other TechnologyRule 506(b)
▶$200KraisedAug 2025 · 2 investors · Other Technology
Rule 506(b)Officers, directors & promoters on the filing
- Grant StouslandExecutive Officer, Director
- Brian WiegandDirector
- Mark BakkenDirector
- Terrence WallDirector
- Offering amount
- $500K
- Amount sold
- $200K
- First sale
- Aug 2025
- Incorporated
- Corporation, Wisconsin
- Federal exemptions
- 06b
▶$1.2MraisedJan 2025 · 11 investors · Other TechnologyRule 506(b)
▶$1.2MraisedJan 2025 · 11 investors · Other Technology
Rule 506(b)Officers, directors & promoters on the filing
- Brian WiegandDirector
- Grant StouslandExecutive Officer, Director
- Mark BakkenDirector
- Offering amount
- $1.2M
- Amount sold
- $1.2M
- First sale
- Jun 2022
- Incorporated
- Corporation, Wisconsin, 2020
- Federal exemptions
- 06b
▶$500KraisedMar 2023 · 1 investors · Other TechnologyRule 506(b)
▶$500KraisedMar 2023 · 1 investors · Other Technology
Rule 506(b)Officers, directors & promoters on the filing
- Brian WiegandDirector
- Grant StouslandExecutive Officer, Director
- Offering amount
- $500K
- Amount sold
- $500K
- First sale
- Apr 2021
- Incorporated
- Corporation, Wisconsin, 2020
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Competitors · 3
by search overlapUrComped15 shared keywords
Fan Duel9 shared keywordsFanDuel offers online sports betting and gaming entertainment products for sports fans across the U.S. and Canada, partnering with leagues, teams, and talent. The company operates in the sports betting and gaming industry, providing betting experiences and related consumer products.
DraftKings (NASDAQ:DKNG)8 shared keywordsDraftKings operates a multi-product gaming platform offering online sportsbooks, daily fantasy sports, and casino games to consumers across desktop, mobile apps, and retail locations. The company serves bettors and gaming enthusiasts in regulated markets across the United States.
Companies competing with Slot Check for the same Google search keywords, organic and paid, via search-intersection analysis.
Frequently asked questions
- What does Slot Check do?
- Slot Check is a browser-based web app that gives casino slot players analytics on individual machines, including recent return-to-player, payout, jackpot, win, play, and spin metrics across timeframes from one hour to 30 days. It also lets players track their own play, join casino events and leaderboards, and compare machines on the floor.
- Who founded Slot Check?
- Slot Check was founded by Grant Stousland in 2020.
- Who are Slot Check's investors?
- Slot Check's investors include HealthX Ventures.
- How much funding has Slot Check raised?
- Slot Check has disclosed $1.9M raised across 3 rounds.
- Where is Slot Check headquartered?
- Slot Check is headquartered in Madison, US.

