/Companies

Sirris

Bedford, US · Founded 2023 · New Hampshire corporation

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Founders & leadership

PT
Phillip TsiarasExecutive
JHJonathan Howard
Jonathan HowardExecutiveJonathan Howard is an operations executive with more than 19 years in engineering, manufacturing, and quality management. He has spent over a decade working in Asia on offshoring and onshoring initiatives across startups, growth-stage companies, and established firms.
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 · 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
Full filing on SEC EDGAR ↗
▶$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
Full filing on SEC EDGAR ↗

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.