This procurement concerns the construction of three relocatable (modular) Head‑Start classrooms for Grunsky, Harrison, and King Elementary Schools in Stockton, California. The bid package (Bid No. 938) was opened on 10 Oct 2017, with three firms submitting competitive bids ranging from roughly $1.06 M to $1.52 M. The primary contractor listed on the tabulation is Enviroplex, with Impact Construction Services and Silver Creek Industries noted as subcontractors. The project’s estimated base cost is $1.46 M, plus a 10 % contingency, bringing the anticipated contract value to about $1.6 M. Standard public‑school procurement requirements (bid bond, non‑collusion, Iran Contracting Act certification, etc.) are referenced, but no award decision or contract term dates are provided in the excerpt.