Sirris
Bedford, US · Founded 2023 · New Hampshire corporation
Founders & leadership
PT
Phillip TsiarasExecutive
JH
Jonathan HowardinExecutive
GS
Graham SillsNamed on SEC filing
PT
Philip TsiarasNamed on SEC filing
Reported raises · per SEC filings
Form D private placements$575K disclosed across 2 rounds · 2023–2025
▶$325KraisedAug 2025 · 4 investors · ManufacturingRule 506(b)
▶$325KraisedAug 2025 · 4 investors · Manufacturing
Rule 506(b)Officers, directors & promoters on the filing
- Phillip TsiarasExecutive Officer, Director
- Jonathan HowardExecutive Officer, Director
- Graham SillsExecutive Officer, Director, Promoter
- Offering amount
- $2M
- Amount sold
- $325K
- Proceeds to insiders
- $100K
- First sale
- Aug 2025
- Incorporated
- Corporation, New Hampshire, 2023
- Federal exemptions
- 06b
▶$250KraisedNov 2023 · 2 investors · ManufacturingRule 506(b)
▶$250KraisedNov 2023 · 2 investors · Manufacturing
Rule 506(b)Officers, directors & promoters on the filing
- Jonathan HowardExecutive Officer, Director
- Philip TsiarasExecutive Officer, Director, Promoter
- Graham SillsExecutive Officer, Director, Promoter
- Offering amount
- $2.5M
- Amount sold
- $250K
- First sale
- Oct 2023
- Incorporated
- Corporation, New Hampshire, 2023
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Frequently asked questions
- How much funding has Sirris raised?
- Sirris has disclosed $575K raised across 2 rounds.
- Where is Sirris headquartered?
- Sirris is headquartered in Bedford, US.