Tekla Life Sciences Investors is a closed-end investment fund which engages in investing in the life sciences industry. It intends to provide long-term capital appreciation through investments in companies in the life sciences industry believed to have significant potential for above-average long-term growth. Read More The company invests in life sciences, which includes biotechnology, pharmaceutical, diagnostics, managed healthcare, medical equipment, hospitals, healthcare information technology and services, devices and supplies, agriculture and environmental management industries. Tekla Life Sciences Investors was founded on May 8, 1992 and is headquartered in Boston, MA.