STAMFORD, Conn. and SAN FRANCISCO, Oct. 17 /PRNewswire/ -- Thomas, McNerney & Partners, LLC, a health care venture capital firm that invests in life science and medical technology companies, today announced that Eric Aguiar, M.D., has joined as a partner in the firm’s Connecticut office. Since 2001, Dr. Aguiar has been a managing director in the Boston and Princeton offices of HealthCare Ventures.