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Konarka Technologies

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Konarka Technologies develops nano-enabled polymer photovoltaic materials for commercial, industrial and consumer applications

Lowell, United StatesFounded 2001Energy
Valuation $100–250M Last recorded · 2010
Total funding $100–500M Disclosed equity funding
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About Konarka Technologies

Konarka Technologies, founded in 2001, was a U.S.-based company that operated in the organic photovoltaics (OPV) sector. It was established as a spin-off from the University of Massachusetts Lowell by a team that included Nobel laureate Dr. Alan Heeger, materials scientist Sukant Tripathy, and serial entrepreneur Howard Berke, who also served as CEO. Dr. Heeger received the 2000 Nobel Prize in Chemistry for his foundational work on conductive polymers, the core science behind Konarka's technology. The company aimed to commercialize this science by developing flexible, lightweight solar cells that could be manufactured at a low cost.

The company's core product was "Power Plastic," a photo-reactive polymer material that could be coated onto flexible plastic substrates using roll-to-roll manufacturing, a process analogous to printing newspapers. This technology was designed to convert both sunlight and artificial indoor light into electricity. Unlike traditional rigid silicon solar panels, Konarka's cells were lightweight and versatile, targeting applications where conventional photovoltaics were impractical. The intended markets were broad, including building-integrated photovoltaics (BIPV) where the material could be incorporated into windows and facades, portable electronics, and military applications such as power-generating fabrics for uniforms.

Konarka's business model relied on developing and manufacturing these organic solar films for a variety of commercial, industrial, and government clients. The firm secured substantial funding, raising over $170 million from private investors like Chevron, Total, and Draper Fisher Jurvetson, and an additional $20 million in government grants. Despite achieving an NREL-certified record efficiency of 8.3% for its organic solar cells at the time, the company faced significant hurdles. Ultimately, challenges related to production scaling, the product's lower efficiency and shorter lifetime compared to established solar technologies, and intense market competition led to its downfall. Konarka Technologies filed for Chapter 7 bankruptcy in May 2012, ceasing all operations and liquidating its assets.

Source: Dealroom company data

At a glance

Status
Closed
Founded
2001
Headquarters
Lowell, United States
Open positions
None listed
Dealroom signal
0.0/100
Industry
Energy
Sub-industry
Clean Energy
Sector
Energy, Solar Energy, Renewable Energy, Hard Tech
Business model
Manufacturing
Client focus
b2b
Links
Website

Funding history

8 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
DEBTDebt Mar 2010 $20M — Konica Minolta · Chevron Technology Ventures —
LATE VCOther financing Jan 2010 $24M $95M 3i Group · Bregal Energy —
Showing the latest 2 of 8 recorded eventsBook a demo for the full funding history →

Growth signals

Konarka Technologies website traffic

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Investments and acquisitions

Capital deployed

Recent portfolio relationships for companies that also act as investors or acquirers.

Investors

16 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series A1 investor entered at this stage

  • Chevron Technology Ventures

Series B and later14 investors entered at this stage

  • NEA
  • Bregal Energy
  • Partech
  • Vanguard Ventures
  • SDL Ventures
  • 3i Group
  • Asenqua Ventures
  • NGEN Partners
  • Massachusetts Green Energy Fund
  • Angeleno Group
  • Threshold Ventures
  • Chevron
  • Pegasus Capital
  • Konica Minolta

Other known investors1 additional known investor

  • Jai Choi.
Team profiled 4 named & role-tagged
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Key operators 2 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
🇺🇸 United States · Lowell HQ
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Market sentiment

Posts on X, past 7 days

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