[2] After college, Kulp was engaged in the coal, lumber, brick, and ice businesses in Shamokin.

[2] After having started in his father's businesses, Kulp organized several ventures of his own, often in partnership with his brother G. Gilbert Kulp and friend D. C. Kaseman, and their interests grew to include timber lands, railroads, residential and commercial real estate, and banks.

[2] Kulp also became involved in several Shamokin area utilities, including the telephone, electricity, water, and sewer, and trolley companies.

[6] In 1897, Kulp married Sara Washington Detweiler of Harrisburg, Pennsylvania.

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