From the OHS PC Database, derived from A Guide to North American Organbuilders, by David H. Fox (Richmond, Va.: Organ Historical Society, 1991). -

Son of Erasme Lahaise, brother of Edward Lahaise; and father of Richard and Robert Lahaise. He was with Hook & Hastings of Kendal Green, Massachusetts, 20th century; succeeded Hook & Hastings service work with Edward Lahaise, 1936. He established Henri Lahaise & Sons with Richard Lahaise and Robert Lahaise in Boston, Massachusetts , a service firm. Henri Lahaise died in 1962, he was succeeded by his sons.

Sources:

• Barbara Owen.
• Social Security Death Index.
• Elizabeth Towne Schmitt.
• The American Organist March 1984, 37.