D. Eric Zimmer

URS Group, Inc. provides engineering services. It offers planning, engineering and architectural design, environmental, construction, program and construction management, operations and maintenance, and management services. The company is headquartered in Washington, DC.

RedZone Robotics, Inc. engages in the provision of wastewater asset management solutions. It offers Your Entire System program, multi-sensor inspection (“MSI”), MSI specialty reports, advanced pipeline assessment, and RedZone inspection services. The company was founded by Todd J. Simonds and William L. Whittaker in 1987 and is headquartered in Pittsburgh, PA.

Natural Systems Utilities LLC engages in provision of water and energy utility services. It specializes in designing sustainable water ecologies for complete water supply, treatment, and reuse. The company was founded by Dominic Kulik in 2007 and is headquartered in Hillsborough, NJ.

Goldman Sachs & Co. LLC (GS&Co.) is a securities brokerage firm headquartered in New York City. Founded in 1927, the firm is a subsidiary of The Goldman Sachs Group, Inc. (NYSE: GS). GS&Co. provides services to help hedge funds manage risk, monitor portfolios, maintain liquidity and build their businesses. They offer clients access to global equity and derivatives markets, as well as foreign exchange, commodities, European Lefts, rates and credit across the Americas, Europe and Asia. The firm proactively monitors capital markets, searching for pockets of liquidity and news that may require changes to those strategies. Integration with the Goldman Sachs network gives clients access to the firm's sectored block trades and their insights into price discovery. Their electronic trading program provides clients with tools to manage their trades from pre-trade analytics to post-trade analysis.

RollEase Acmeda, Inc. engages in the design, manufacture and market of manual operating systems and accessories for soft and hard window coverings. Its systems include roller shades, roller shade fabrics, horizontal blinds and mini blinds. The firm?s fabrics include alkenz sunshadow solar screen and sierrasol blackout. The company was founded by Derick Marsh, Francis Mechner, Garett Bebell, Roger P. Woodhour, Roger J. Nicholson and Martin Waine in 1980 and is headquartered in Stamford, CT.

Clean Earth, Inc. provides soil and waste water treatment solutions. It specializes in processing of contaminated soil, dredge sediments, hazardous and non-hazardous soils. The firm's services include planning and logistics, disposal and reuse, and treatment technologies. The company was founded in 1990 and is headquartered in Hatboro, PA.

ShoreView Industries LLC (ShoreView Industries) is a private equity firm founded in 2002 by Robert Davis, Jeffrey Mudge, and David Wakefield. The firm is headquartered in Minneapolis, Minnesota.

Cornell University is an educational institution that offers undergraduate and post graduate programs. It was founded in 1865 and is based in Ithaca, NY.

Digi-Key Corp. distributes electronic components. It also distributes semiconductors, discrete, electromechanical parts. Its products include audio products, batteries, cable assemblies, capacitors, computer & video accessories, connectors, crystals & oscillators, discrete semiconductor products and many more. The company was founded by Ronald A. Stordahl in 1972 and is headquartered in Thief River Falls, MN.

Hayward Gordon Ltd. manufactures mechanical and hydraulic products including pump technology, strainers and filters and in-line mixers. The firm engages in industrial markets including mining and mineral processing, municipal water and wastewater treatment, food chemical processing, oil and gas, pulp and paper and automotive. The company was founded by Len Hayward in 1952 and is headquartered in Halton Hills, Canada.

Amerisource Funding, Inc. provides commercial financing and receivables management services. It provides financing solutions to companies with cash flow needs, as well as outsourced management of accounts receivable, credit and collection functions. The firm offers services for small and mid-sized businesses and also serves banks and other lenders with their portfolio management and servicing needs. The company was founded by Jason M. Floyd in 1984 and is headquartered in Houston, TX.

Minnesota Steel Industries LLC manufactures steel. It incorporated the commercially available technology in mining, concentrating, pellet plant, DRI and electric arc steelmaking on a single site, making it one of the lowest cost steel producers in the world. The company is headquartered in St. Paul, MN.

Selman Munson & Lerner PC provides legal services. Its services include mergers & acquisitions, corporate finance, corporate law, limited liability companies, banks & financial institutions, intellectual property law, employment & executive contracts, partnerships, physician groups & medical practices, real estate, oilfield service businesses, securities, tax practice, business restructuring, technology, recycling & renewable energy and private equity & venture capital. The company is headquartered in Austin, TX.

Panhandle Oilfield Service Cos, Inc. provides oilfield services. It offers used tubulars and casing, and caprock pumping units. The firm's services encompass construction, safety services, logistics, inspection, and automation in the oil and gas industry. The company was founded by Tim Long in 1983 and is headquartered in Oklahoma City, OK.

Part of HI-REL Lids AC Ltd., Hi-Rel Lids Ltd. is a British company that manufactures lids for electronic and electrical goods. The company is based in Norwich, UK and was founded in 1986.