RANK
245
SCORE
71.48
GRADE
C
TYPE
HEADQUARTERS
LINKS
THE OLTMANS CONSTRUCTION CO.
OLTM
Oltmans Construction Co. is a full-service general contracting firm based in Whittier, California, founded in 1932. The company specializes in commercial, industrial, e-commerce, outpatient healthcare, private education, and tenant-improvement projects, and is recognized for pioneering tilt-up construction in Southern California and delivering high-quality, complex projects across the region.

