Every new Connecticut business filing, every dayDr. Blockso
Jason Rittberg, Principal
Dr. Blockso LLC sells a reusable cleaning gel designed for plastic building bricks and minifigures, marketed as non-toxic and dust-free. The business is operated by Jason Rittberg from its principal address at 857 Post Road in Fairfield, Connecticut, as confirmed by the LLC filing and website contact details. The product is a niche cleaning solution for hobbyists and collectors of building bricks.
Filed December 26, 2025 · Fairfield, CT · Fairfield County
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Connecticut Secretary of the State (business.ct.gov) · Entity 3345103 · Retrieved July 27, 2026
About Dr. Blockso
Dr. Blockso LLC was filed in Connecticut on December 26, 2025, selling toy brick cleaning gel. Principals Jason Rittberg and William Probert run the company. The domain was registered 24 days before filing via Wix, and the site was built with Wix. The website matched the filing name and address. Two other entities share the same address. We estimate revenue under $100,000 and 1-5 employees. No annual report or EIN on file yet.
- Domain registered 24 days before the company was filed.
- Two principals listed: Jason Rittberg and William Probert.
- Website built with Wix and hosted on Wix.
- Website identity confirmed against the filing name and address.
- Two other entities share the same address.
- We estimate revenue under $100,000 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 89 new businesses registered in Fairfield in December 2025, and the only cleaning products 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.
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Frequently Asked Questions
When was Dr. Blockso registered?
Dr. Blockso was registered as LLC on December 26, 2025 in Connecticut.
Where is Dr. Blockso located?
Dr. Blockso is based in Fairfield, CT, 06824, in Fairfield County.
What type of business is Dr. Blockso?
Dr. Blockso is classified as a cleaning products business (toy brick cleaning gel).
Does Dr. Blockso have an EIN on file?
No EIN was found on file for Dr. Blockso at the time of registration.
Who Sells to This Business
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