Cactus Materials
Tempe, US · Delaware corporation
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Cactus Materials develops and manufactures semiconductor materials and devices, with expertise across silicon, SiC, and GaAs as well as photonics and RF power applications. The company operates its own fabrication operations and serves the semiconductor industry.
Founders & leadership

Reported raises · per SEC filings
Form D private placements$3.7M disclosed across 1 round · 2024
▶$3.7MraisedJun 2024 · 152 investors · Other TechnologyRule 506(b)
- Mohammed Rafiqul IslamExecutive Officer
- Offering amount
- $4.5M
- Amount sold
- $3.7M
- Minimum investment
- $3.1K
- First sale
- Feb 2024
- Incorporated
- Corporation, Delaware
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Related companies · 2
Companies working in the same space as Cactus Materials.
Non-dilutive funding · 14 SBIR/STTR awards
Federal grants — no equity taken| Agency | Phase | Year | Amount |
|---|---|---|---|
| Department of Energy | Phase I | 2023 | $200K |
| Department of Energy | Phase II | 2022 | $1.1M |
| Department of Energy | Phase I | 2022 | $200K |
| Department of Energy | Phase II | 2021 | $1.1M |
| NASA | Phase IISTTR | 2021 | $755K |
| Department of Energy | Phase I | 2021 | $200K |
| NASA | Phase I | 2021 | $125K |
| Department of Energy | Phase II | 2020 | $1.1M |
| Department of Energy | Phase I | 2020 | $200K |
| Department of Energy | Phase I | 2020 | $200K |
| NASA | Phase ISTTR | 2020 | $125K |
| Department of Energy | Phase I | 2019 | $200K |
| NASA | Phase ISTTR | 2019 | $125K |
| NASA | Phase I | 2018 | $124.9K |
Source: SBIR.gov award data (U.S. Small Business Administration). SBIR/STTR awards are competitive federal R&D grants and contracts — non-dilutive capital alongside any venture rounds above.
Frequently asked questions
- What does Cactus Materials do?
- Cactus Materials develops and manufactures semiconductor materials and devices, with expertise across silicon, SiC, and GaAs as well as photonics and RF power applications. The company operates its own fabrication operations and serves the semiconductor industry.
- Who founded Cactus Materials?
- Cactus Materials was founded by Rafi Islam.
- How much funding has Cactus Materials raised?
- Cactus Materials has disclosed $3.7M raised across 1 round.
- Where is Cactus Materials headquartered?
- Cactus Materials is headquartered in Tempe, US.

