A Heavy Highway Civil Construction Source
  • Grade Tech Inc.
  • 2026
  • 5
  • 4
  • 80.00%
  • $7,130,908
  • 12.81%
  • 2.87%
  • 25.09%
  • $8,490,038
10250 Crow Canyon Rd
Castro Valley CA
94552
510-733-0390