Certifications

DBE/MBE/HUB

SLG is a certified DBE/MBE/HUB business in the State of Texas.

 

SLG MBE Certificate

SLG DBE Certificate

SLG HUB Certificate

SLG SCTRCA Certificate

 

SLG is administratively qualified.

SLG is registered with E-Verify.

TxDOT Certifications

Firm pre-certification status report as of June 17, 2020       

Firm name: Seiler/Lankes Group, LLC

Firm sequence number: 00003577


TxDOT CERTIFICATIONS

CATEGORY OF WORK

  • 1.1.1
  • 1.2.1
  • 1.3.1
  • 1.4.1
  • 1.5.1
  • 1.6.1
  • 2.4.1
  • 2.5.1
  • 3.2.1
  • 4.2.1
  • 4.4.1
  • 4.5.1
  • 7.1.1
  • 7.4.1
  • 7.5.1
  • 8.1.1
  • 8.2.1
  • 8.3.1
  • 8.4.1
  • 8.6.1
  • 9.1.1
  • 10.1.1
  • 10.2.1
  • 10.3.1
  • 11.1.1

PRECERTIFICATION DATE

  • 5/24/2004
  • 5/24/2004
  • 5/24/2004
  • 8/2/2004
  • 9/12/1997
  • 8/25/2015
  • 8/10/2015
  • 9/16/1997
  • 9/16/1997
  • 9/16/1997
  • 12/14/2015
  • 4/2/2019
  • 9/25/1997
  • 1/31/2003
  • 1/12/2006
  • 9/25/1997
  • 4/5/2004
  • 1/14/2003
  • 1/12/2006
  • 3/22/2004
  • 4/7/2004
  • 9/17/1997
  • 9/17/1997
  • 4/22/2004
  • 12/12/2008

DESCRIPTION

  • Policy planning
  • Systems planning
  • Subarea/corridor planning
  • Land planning/engineering
  • Feasibility studies
  • Major investment studies
  • Nationwide permit
  • Geological Assessment for Edward Aquifer Recharge Zone
  • Route studies & schematic design
  • Roadway Design
  • Freeway interchanges
  • Constructability Review
  • Traffic engineering studies
  • Traffic control systems analysis, design and implementation
  • Intelligent transportation systems
  • Signing, pavement marking and channelization
  • Illumination
  • Signalization
  • ITS control systems analysis, design & implementation
  • Rail-highway grade crossings
  • Bicycle and pedestrian facility development
  • Hydrologic studies
  • Roadway hydraulic design
  • Bridge hydraulic design
  • Roadway construction management and inspection