Waste Management, the Texas-based sanitation and recycling company, has made a strategic investment in Recycle Rewards, and its subsidiary, Recyclebank, which tethers discounts to green “action” by consumers. With the investment, from which terms were not specified, Waste Management joins existing Recyclebank investors RRE Ventures, Sigma Partners, Kleiner Perkins Caulfield and Byers, The Westly Group, Generation Investment Management, Top Tier Capital Partners, Physic Ventures and Craton Equity Partners.

Enerkem, a Chicago-based company whose technology turns waste into ethanol and other chemicals, announced that it has closed $30 million in financing, including from The Westly Group, Fondaction CSN, and Quince Associates. The three join existing investors Valero Energy Corp., Waste Management, Rho Ventures, Braemar Energy Ventures and Cycle Capital, which each invested in the recently [...]

ShotSpotter Inc., a maker of gunshot location and detection technology, has closed a $7 million equity financing round, and added $3.5 million in debt financing, the firm said Thursday. The funding will help ShotSpotter develop its technology into a domestic public safety platform-as-a-service delivery model. The company, based in Mountain View, Calif., is backed by City Light Capital, Claremont Creek Ventures, Labrador Ventures, Lauder Partners, Levensohn Venture Partners, Norwest Venture Partners, and The Westly Group.

Milpitas, Calif.-based Soladigm, which develops highly energy-efficient dynamic glass for buildings, has raised an additional $10 million in financing, closing its Series C round with a total of $40 million. New investors The Westly Group and Navitas Capital contributed to the round, as did the company’s existing shareholders: San Francisco-based DBL Investors and Cayman Islands-based firm Nano Dimension. GE Energy Financial Services, Khosla Ventures and Sigma Partners.

Digital media company Cooliris has raised $9.6 million in Series C financing from existing investors including Kleiner Perkins Caufield & Byers, DAG Ventures, The Westly Group, and Deutsche Telekom’s T-Venture. The company, which had previously raised more than $20 million, recently launched its LiveShare 1.2 software, which allows for social networking through live, shared group photo streams. Cooliris is based in Palo Alto, Calif.

CalStar Products, Inc., a Newark, Calif.-based green building materials business, closed a $15 Million equity investment led by Nth Power. The round included new investors The Westly Group and Clearpoint Capital as well as continuing investors Foundation Capital and EnerTech Capital.