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Bert 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.
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.