Energy Efficiency

MTPV, Alphabet Win VC This Month For Waste-Heat-to-Electricity

MTPV, Alphabet Win VC This Month For Waste-Heat-to-Electricity

Eric Wesoff: September 23, 2011

A small venture capital trend of investing in thermoelectrics, thermophotovoltaics and waste-energy-to-heat.

Bloom Energy, Delaware, and Bloom vs. Cogen

Bloom Energy, Delaware, and Bloom vs. Cogen

Eric Wesoff: September 22, 2011

Delaware’s governor loves Bloom Energy—but is the Bloom fuel cell really a low-carbon alternative to conventional generation?

FirstFuel Wins $2.4M for Commercial Building Energy Analysis

FirstFuel Wins $2.4M for Commercial Building Energy Analysis

Eric Wesoff: September 22, 2011

An Opower for commercial buildings—but with a bigger potential market and more potential savings

Guest Post: Cleantech Sectors for a Tough Economy

Guest Post: Cleantech Sectors for a Tough Economy

Osman Malik: September 21, 2011

Brother, can you spare a paradigm? VC firm Chrysalix sees the waste sector and solid-state lighting controls as bright spots.

Alphabet Energy Gets $12M in VC to Convert Waste Heat to Electricity

Eric Wesoff: September 15, 2011

Using silicon nanowires to tap an enormous potential energy source

Guest Post: Energy Predictions for the Second Half of 2011

Guest Post: Energy Predictions for the Second Half of 2011

Michael Butler: September 14, 2011

Energy efficiency, pollution mitigation are sectors to watch, according to Cascadia Capital.

VPhase: Optimizing Voltage Isn’t Just for C+I

VPhase: Optimizing Voltage Isn’t Just for C+I

Katherine Tweed: August 23, 2011

A U.K. company’s solution for residential voltage optimization has caught the interest of General Electric.

Guest Post: An Extreme Makeover for Energy Efficiency

Guest Post: An Extreme Makeover for Energy Efficiency

Jonathan Livingston: August 11, 2011

Energy efficiency has a bad public image. Livingston Energy is trying to form a coalition to change that.

Bridgelux Inches Closer to LEDs

Bridgelux Inches Closer to LEDs

Michael Kanellos: August 9, 2011

Are cheap bulbs on the horizon?

Small Commercial: Untapped Energy Efficiency

Small Commercial: Untapped Energy Efficiency

Katherine Tweed: July 27, 2011

The small commercial sector has a lot of people scratching their heads, but some utilities, startups and researchers are taking a crack at it.

How Many Congressmen Does It Take to Change a Light Bulb?

How Many Congressmen Does It Take to Change a Light Bulb?

Eric Wesoff: July 7, 2011

Rep. Joe Barton (R-TX) wants to take America back to the nineties. The 1890s.

Efficiency 2.0: Couponing Your Way to Efficiency

Efficiency 2.0: Couponing Your Way to Efficiency

Katherine Tweed: June 30, 2011

This home energy management company helps users earn rewards for saving energy.

Luxim Brings American Lighting Tech to China

Luxim Brings American Lighting Tech to China

Eric Wesoff: June 28, 2011

A model for U.S. greentech leadership and economic recovery?

Aspen Aerogels Files to Go Public

Aspen Aerogels Files to Go Public

Eric Wesoff: June 27, 2011

An energy efficiency and insulation materials company looking to get through the IPO window