Every new Connecticut business filing, every daySunday Sluggers
Max Mandinach, Principal
Sunday Sluggers is a mobile app and web platform for baseball and softball teams, offering live scoring, walk-up songs, AI game recaps, and career stats. The site describes itself as 'Built for the love of the game' and includes features like team management and support for walk-up songs. The business is operated by Max Mandinach from a residential address in Weston, Connecticut, consistent with a small startup.
Filed August 13, 2026 · Weston, CT · Fairfield County
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Connecticut Secretary of the State (business.ct.gov) · Entity 3497270 · Retrieved August 18, 2026
About Sunday Sluggers
Sunday Sluggers LLC filed in Connecticut on August 13, 2026, with a principal address in Weston. The company registered its domain 164 days before filing, on March 2, 2026, through NameCheap. We first spotted the filing five days later, on August 18, 2026. The website matches the filing name and address, and it presents a modern, online-only sports technology business. No annual report or EIN on file yet.
- Domain registered 164 days before filing, showing advance preparation.
- Principal Max Mandinach filed the company personally.
- Website identity confirmed, matching the filing name and address.
- We estimate revenue under $100K and 1-5 employees.
- No annual report or EIN on file yet.
Compiled from the state record, the company's public web presence, and our own research; revenue, employee, and footprint figures are estimates, not verified financials. Updated August 23, 2026.
One of 14 new businesses registered in Weston in August 2026, and the only sports technology business registered there that month.
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Filing Details
Verified Business Profile
Contact Information
Verified Website Profile
We matched this business to its website and pulled the domain's registration (WHOIS) record. Domain age is one of the strongest signals that a filing is a truly new business and not a re-filing or paperwork change.
Officers / Authorized Persons
Frequently Asked Questions
When was Sunday Sluggers registered?
Sunday Sluggers was registered as LLC on August 13, 2026 in Connecticut.
Where is Sunday Sluggers located?
Sunday Sluggers is based in Weston, CT, 06883-1942, in Fairfield County.
What type of business is Sunday Sluggers?
Sunday Sluggers is classified as a sports technology business (baseball/softball scoring app).
Does Sunday Sluggers have an EIN on file?
No EIN was found on file for Sunday Sluggers at the time of registration.
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