Carrier profile · USDOT 336796 · Updated Jun 13, 2026

SCHILDBERG CONSTRUCTION CO INC

39 power unitsavg 13.5 yrLocal · 1 statesGREENFIELD, IA50/100
AUTHORITY STATUS UNKNOWNRATED SATISFACTORY

Identity & Federal

The official FMCSA identity — legal name, DBA, addresses, contact, officers, and registration — alongside the daily-captured federal-record activity feed, monitored daily by Vektor.

Location

Mailing address
P O BOX 358, GREENFIELD, IA, 50849-0358
Operation
Interstate

Contact

Fax
(641) 743-6264
Web domain
schildberg.com

Registration

Officers
Mark A Schildberg · Greg Schildberg
USDOT / docket
336796
First registered
Dec 14, 1988
Last MCS-150
Apr 1, 2025 · 229,333 mi (2025)
FMCSA safety rating
Satisfactory · Mar 17, 1993
D-U-N-S
22180533

Fleet (self-reported · MCS-150)

39Power units
25Drivers
25CDL drivers
229,333Annual mileage

MCS-150 filing history· biennial-update cadence

Per-filing MCS-150 history (each biennial update + the fleet/mileage it reported) is being captured from the daily federal feed and will appear here as we capture the full history.

Federal record activity· monitored daily by Vektor

No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.