Andy Pollak, Ampco Distribution Services' owner and chief executive, wanted to bring produce east by train, fast.

FORBES: Join The Cold Train

Privately held produce distributor Ampco Distribution Services of Riverhead, N.

FORBES: Join The Cold Train

Ampco Pittsburgh shares are lightly followed and prone to swings.

FORBES: Four Niche Stocks for Defensive Investors

Ampco Pittsburgh ( AP) is a rarity in the steel industry because it makes the mill rolls used by major steel manufacturers as well as air conditioning and heating equipment used by commercial buildings.

FORBES: Four Niche Stocks for Defensive Investors