Longmaid John H. is based out of Houston. Whalewisdom has at least 9 Form 4 filings The firm has no submitted 13F filings and does not appear to be an investment advisor.
Contact Info
Contact information is taken directly from publicly disclosed SEC filings.
LONGMAID JOHN H.C/O BLACK STONE MINERALS, L.P.
HOUSTON TX 77002
Business Phone: (713)658-0647
SEC SIC CODE:
1311-CRUDE PETROLEUM & NATURAL GAS
1311-CRUDE PETROLEUM & NATURAL GAS