Fundraising FoxBert Thin Films
Louisville, US · Founded 2014 · Delaware corporation · 2 known investors
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Bert Thin Films develops and has patented CuBert, a copper-based conductive paste that replaces the silver paste used to form the metal contacts on silicon solar cells. It is designed as a drop-in substitute compatible with existing screen-printing and belt-furnace manufacturing processes used by solar panel makers.
Founders & leadership
Bert Thin Films was founded in 2014 by Ruvini Dharmadasa and Thad Druffel.
TD
Thad DruffelChief Executive Officer and Manager.
KD
Karen DruffelManager
Board
TC
Ted CaposselaManager.
BH
Bill HamanManager.
Investors · 2
Reported raises · per SEC filings
Form D private placements$3.2M disclosed across 3 rounds · 2019–2024
▶$1.2MraisedMar 2024 · 30 investors · Other TechnologyRule 506(b)
▶$1.2MraisedMar 2024 · 30 investors · Other Technology
Rule 506(b)Officers, directors & promoters on the filing
- Ted CaposselaDirector
- Ben StreepeyDirector
- William HamanDirector
- Thad DruffelExecutive Officer, Director
- Ruvini DharmadasaExecutive Officer, Director
- Karen DruffelDirector
- Malcolm AbbottDirector
- Offering amount
- $2.5M
- Amount sold
- $1.2M
- First sale
- Feb 2024
- Incorporated
- Corporation, Delaware, 2024
- Federal exemptions
- 06b
▶$1000KraisedDec 2021 · 28 investors · Other EnergyRule 506(b)
▶$1000KraisedDec 2021 · 28 investors · Other Energy
Rule 506(b)Officers, directors & promoters on the filing
- Thad DruffelExecutive Officer, Director
- Bill HamanDirector
- Ruvini DharmadasaExecutive Officer, Director
- Malcolm AbbottDirector
- Ben StreepeyDirector
- Karen DruffelDirector
- Ted CapposelaDirector
- Offering amount
- $1M
- Amount sold
- $1000K
- First sale
- Dec 2021
- Incorporated
- Limited Liability Company, Kentucky
- Federal exemptions
- 06b
▶$1000KraisedMar 2019 · 35 investors · Other EnergyRule 506(b)
▶$1000KraisedMar 2019 · 35 investors · Other Energy
Rule 506(b)Officers, directors & promoters on the filing
- Karen DruffelDirector
- Ted CaposselaExecutive Officer
- Bill HamanExecutive Officer
- Ruvini DharmadasaExecutive Officer, Director
- Thad DruffelExecutive Officer, Director
- Offering amount
- $1M
- Amount sold
- $1000K
- First sale
- Mar 2019
- Incorporated
- Limited Liability Company, Kentucky, 2014
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
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Frequently asked questions
- What does Bert Thin Films do?
- Bert Thin Films develops and has patented CuBert, a copper-based conductive paste that replaces the silver paste used to form the metal contacts on silicon solar cells. It is designed as a drop-in substitute compatible with existing screen-printing and belt-furnace manufacturing processes used by solar panel makers.
- Who founded Bert Thin Films?
- Bert Thin Films was founded by Ruvini Dharmadasa, Thad Druffel in 2014.
- Who are Bert Thin Films's investors?
- Bert Thin Films's investors include Bluegrass Angel Venture, Keyhorse Capital.
- How much funding has Bert Thin Films raised?
- Bert Thin Films has disclosed $3.2M raised across 3 rounds.
- Where is Bert Thin Films headquartered?
- Bert Thin Films is headquartered in Louisville, US.