Companies linked with Barnwell are: Barnwell Family Limited Partnership and Capital Gas Company. Barnwell has listed (281) 252-8575 as this person's phone number. Robertsims Barnwell, Robert S Barnwell, Robert Sim Barnwell and 6 other people are people possibly related to Barnwell. Barnwell currently resides at 13 Eagles Wing, Magnolia, Tx 77354. This year Barnwell celebrated this person's 74 birthday. The birth year was listed as 1951. Other cities that this person has stayed in are Spring, San Antonio, Dallas and 2 other cities.