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Powerspan

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Develops and commercializes proprietary, multi-pollutant control and carbon dioxide (CO2) capture technology for electric power plants

Portsmouth, United KingdomFounded 1994Energy
Valuation $250–500M Last recorded · 2008
Headcount <100 Current team size
Total funding $100–500M Disclosed equity funding
Unlock exact values This page shows ranges. Dealroom has the exact numbers for Powerspan and the history behind them.

About Powerspan

Powerspan Corp. was an energy technology company established in 1994 by founder, chairman, and CEO Frank Alix. The firm was situated in Portsmouth, New Hampshire, and focused on developing and commercializing proprietary technologies for the electric power industry.

The company’s core offering was the patented Electro-Catalytic Oxidation (ECO) technology, a multi-pollutant control system designed for coal-fired power plants. This process was engineered to simultaneously reduce several key pollutants from smokestack emissions, including sulfur dioxide (SO2), nitrogen oxides (NOx), mercury, and fine particulate matter. A notable feature of the ECO system was its potential to convert captured pollutants into a marketable fertilizer byproduct, thereby avoiding the need for landfill disposal. Building on its foundational technology, Powerspan also developed ECO2, a complementary process for capturing carbon dioxide (CO2) from flue gas for subsequent sequestration or enhanced oil recovery.

Powerspan’s business model centered on partnering with major electricity-generating companies to integrate its technologies into their air compliance strategies. The company engaged in collaborations and pilot programs with several prominent energy firms, including FirstEnergy, Cinergy Corp., Allegheny Energy Supply, and BP Alternative Energy, to test and advance its systems. A significant pilot installation was conducted at FirstEnergy's R.E. Burger Plant in Ohio. Despite raising approximately $150 million in funding over several rounds, the company ultimately ceased operations and is now considered deadpooled.

Source: Dealroom company data

At a glance

Status
Closed
Founded
1994
Headquarters
Portsmouth, United Kingdom
Employees
9
Open positions
None listed
Dealroom signal
0.0/100
Industry
Energy
Sector
Energy, Sustainable Development Goals, Carbon Capture and Storage, Climate Tech, Point Source, Hard Tech
Business model
Manufacturing
Client focus
b2b

Funding history

7 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
SERIES DOther financing Jun 2008 $50M $200M NGEN Partners · Calvert Research and Management —
DEBTDebt Dec 2007 $9.4M — NGEN Partners —
Showing the latest 2 of 7 recorded eventsBook a demo for the full funding history →

Growth signals

Powerspan website traffic

Latest recorded traffic for Powerspan is 0 monthly website visits. Powerspan's team grew 12.5% over the past year.

Latest monthly visits0 1-year team growth+12.5%
Summary metrics are public; monthly history is available with a demoCompare with peers →

Investments and acquisitions

Capital deployed

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

Investors

6 investors on the cap table

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

Series B and later6 investors entered at this stage

  • Calvert Research and Management
  • American Electric Power
  • FirstEnergy
  • The Beacon Group
  • Zero Stage Capital
  • NGEN Partners
Team profiled 2 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators Hidden — book a demo quality score
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
1 countries with
team presence
🇺🇸 United States100%
1 country shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Powerspan on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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