CALL US

Tel: (302) 661-1400 | Fax: (302) 661-1460

EMAIL US
24/7 SUPPORT

At your service 24 hours a day

OVER 40 YEARS EXPERIENCE

TWS's personnel offers more than 40 years of direct experience in the environmental industry

OUR SERVICES

- Utility Locating Services

- In Situ Remediation Services

- Remediation & HRSC Support

- Facilities Support Services

- Mat Placement Services

PRINCIPAL OFFICE

3 Owls Nest Road

Wilmington, DE 19807

© 2011 - 2018 by TWS Environmental, LLC

DELAWARE

  • State of Delaware  (SDVOBE, MBE)

QUALIFICATIONS & CERTIFICATIONS

- Service Disabled Veteran Owned Small Business
 

- Small Disadvantaged Business

- Minority Owned Business
 

- Small Business Enterprise
 

- EPA Disadvantaged Business Enterprise

CERTIFICATIONS

CALIFORNIA

  • California Public Utilities Commission  (CPUC MBE)
     

  • City of Los Angeles  (MBE)
     

  • Los Angeles Community College District  (SBE)
     

  • Los Angeles City Depart of Public Works  (Proprietary SBE)
     

  • Los Angeles Harbor Department (VSBE)
     

  • Los Angeles Metropolitan Transportation Authority  (SBE)
     

  • Los Angeles Unified School District  (SBE)
     

  • Los Angeles World Airports  (SBE)
     

  • Metropolitan Water District of Southern CA  (SBE)
     

  • Port of Los Angeles  (SBE)
     

  • Port of Long Beach  (SBE)
     

  • San Diego County Water Authority  (SBE)
     

  • Santa Clara Valley Transportation Authority  (MWBE)
     

DELAWARE

  • State of Delaware  (SDVOBE, MBE)

TEXAS

  • Texas Department of Transportation  (SBE)

PENNSYLVANIA

  • City of Philadelphia  (MBE)
     

  • Pennsylvania Department of General Services  (SBE)

NEW YORK/NEW JERSEY

  • Port Authority of NY & NJ (MBE)
     

  • New York City Department of Small Business Services (MBE)
     

  • New York State Office of General Services  (SDVOB)
     

  • Dormitory Authority of the State of New York (MWSBE)

WASHINGTON

  • State of Washington (MBE)

  • California Contractors State License Board (C-57)

  • Delaware Water Well Contractor

  • Delaware Water Well Drilling

  • Maryland Well Drilling

  • New Jersey Monitoring Well

LICENSES
SAFETY/REGISTRATIONS

  • Gold Shovel Certified

  • ISNetworld Member

  • Avetta Consortium Member