Venkateswara Rao Kuchipudi

Techtran Polylenses Ltd. is engaged in manufacturing ophthalmic lens. Its products include single vision, bi-focal, and progressive lenses. The firm's brands include VARTEK and SUN 'N' LITE. The company was founded on March 26, 1987 and is headquartered in Medak, India.

American Institute of Mining, Metallurgical & Petroleum Engineers operates as an engineering society. The company was founded in 1871 and is headquartered in Englewood, CO.

National Society of Professional Engineers operates as a national organization committed to addressing the professional concerns of licensed PEs across all disciplines. The company was founded in 1934 and is headquartered in Alexandria, VA.

American Society for Testing & Materials provides information infrastructure services. The firm develops voluntary codes & regulations for technical materials, products, systems and services. It offers services in areas such as petroleum, medical devices, consumer products and environmental assessment. The company was founded in 1898 and is headquartered in West Conshohocken, PA.

Part of Credence Infrastructure Ltd., Techtran Ophthalmics Pvt Ltd. operates as a prescription and surfacing lenses laboratory. The company is based in Medak, India. The company was founded in 1997. Techtran Ophthalmics was acquired by Credence Infrastructure Ltd. on May 26, 2011.