KeepSolid – Corporate Profile
Last reviewed: March 31, 2026
KeepSolid Inc.
USA (New York)
Private
Independent
Formerly: Simplex Solutions Inc.
Ukrainian-founded, US-incorporated. Development team in Odessa, Ukraine. Launched VPN Unlimited in 2013. Offered controversial lifetime deals. Launched KS Coin crypto token in 2025.
2012
Founded
1
VPN Brands
0 of 1
Independently Audited
VPN Brands
Not audited
Other Products
Key People
Vasyl Diakonov
CTO & Co-founder
Since 2012
Timeline
Apr 2015
Rebrand
Renamed from Simplex Solutions Inc. to KeepSolid Inc.
Corporate Details
| Registration & Financials | |
|---|---|
| Website: | www.keepsolid.com ↗ |
| Legal entity: | KeepSolid Inc. |
| Incorporation: | New York, USA |
| Registered address: | 347 5th Ave, Suite 1402-419, New York, NY 10016, USA |
| Company number: | NY DOS ID: 4275229 |
| Employees: | ~100 |
Privacy
Data brokers collect and sell profiles containing hundreds of data points per person, including browsing habits, purchase history, and location data.
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