For more than 60 years, Kokosing Construction Company has delivered high-quality, cost-efficient construction services for th ... e public and private sectors in challenging environments. With a commitment to safety, innovation and integrated resources, Kokosing exceeds the expectations of clients and partners. The family-owned company is the largest self-performing general contractor in the region. Kokosing’s skills, knowledge, experience and proven solutions have earned it recognition as a leading contractor in Engineering News Record and on the Top 50 Domestic Heavy Contractors List. read more