Every new Florida business filing, every daySubstrate Supplements
Matt Gemkow, Authorized Member
Substrate Supplements is a dietary supplement company based in Tampa, FL, focusing on ATP energy products with no stimulants. The business is operated by Matt Gemkow, as listed on the LLC filing and website.
Filed June 26, 2026 · Tampa, FL · Hillsborough County
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Florida Division of Corporations (Sunbiz) · Entity L26000348340 · Retrieved July 1, 2026
About Substrate Supplements
SUBSTRATE SUPPLEMENTS LLC filed in Florida on June 26, 2026, and was first seen five days later. The domain was registered six days before filing via GoDaddy, and the website is modern with confirmed identity. The company is online-only, based in Tampa 33607, Pinellas County, and filed through a registered agent service shared with over 10,000 other entities. Matt Gemkow is the authorized member. No annual report or EIN on file yet. We estimate revenue between $100K and $1M and 1 to 5 employees.
- Domain registered six days before the Florida filing.
- Filed through a registered agent service shared with 10,305 other entities.
- Online-only business based in Tampa 33607.
- Matt Gemkow listed as authorized member.
- No annual report or EIN on file yet.
- First seen by DayOneLead five days after filing.
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 2,091 new businesses registered in Tampa in June 2026, and the only dietary supplements 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 Substrate Supplements registered?
Substrate Supplements was registered as FLAL on June 26, 2026 in Florida.
Where is Substrate Supplements located?
Substrate Supplements is based in Tampa, FL, 33607, in Hillsborough County.
What type of business is Substrate Supplements?
Substrate Supplements is classified as a dietary supplements business (energy supplements).
Is Substrate Supplements still active?
According to the Florida Division of Corporations, Substrate Supplements's current record status is "active".
Does Substrate Supplements have an EIN on file?
No EIN was found on file for Substrate Supplements at the time of registration.
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