From the OHS PC Database, derived from A Guide to North American Organbuilders, rev. ed. by David H. Fox (Organ Historical Society, 1997) -

Maker of electronic organs in Macungie, Pennsylvania; acquired trade name and records of the defunct M. P. Möller, King of Instruments of Hagerstown, Maryland, and Chicago, Illinois, 1995.

Source:

• The American Organist July, 1995, 50.
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From the OHS PC Database Builders Listing editor, Mar 6, 2016 -

The company manufactures their own principal choruses (pipes and windchests) to supplement their digital organs, they also provide stock and custom digital organs to replace consoles of existing pipe organs.

Source:

• Allen Organ Co. website, http://www.allenorgan.com/.
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