Cov lag luam teev nyob hauv qab no tau xaiv thaum lub 2016 RFQ vendor xaiv tsa. Tau xaiv tsis guarantee ua hauj lwm. Nws puas, tsis tas li ntawd, tso cai rau peb ua hauj lwm nrog cov neeg muag khoom rau EPA tej yaam num raws li xav tau.
Civil Engineering npe
- LHB
- Loucks
- Sambatek
- SRF
- TKDA
- WSB
Tej consulting npe
- AET
- AMEC Foster Wheeler
- barr
- Braun
- Terracon
Qhov nyiaj pab npe
- SRF
- Stoel Rives
- Wenck & Landon pab neeg no