Engineering News Record released its annual report detailing the top 600 specialty contractors this year.

Griffin, who ranked at 507 last year, jumped 71 spots up to 436 thanks to a strong year marked by excellent customer service, continuing industry authority and safe, successful projects.

ENR ranks companies by “construction revenue in 2016 in ($) millions from specialty contracting in a prime or subcontracting capacity.”

Download the entire report here