Federal Services

Federal Services

As a verified Service Disabled Veteran Owned Small Business (SDVOSB), TTL provides environmental, industrial hygiene, geotechnical engineering, materials testing and drilling consulting services to a wide range of governmental clients nationwide.

A few of the Federal Agencies we are currently working with or have worked with recently.


General Professional Services Schedule Contract Number: GS-10F-0255U
Location of Services: CONUS and OCONUS
Ordering Period: 6 June 2008 – 5 June 2023
SINs: 899-1 Environmental Services 899-8 Remediation and Reclamation Services

GSA IDIQ – Industrial Hygiene Services (TTL Arc Environmental JV)
Contract Number: 47PM0618D0001
Location of Services: National Capital Region
Ordering Period: 1 October 2018 – 31 May 2022

Environmental Multiple Award Contract (EMAC), NAVFAC MIDLANT (TTL-EQM LLC JV)
Contract Number: N40085-15-D-8754
Location of Services: Nationwide
Ordering Period: 24 September 2015 – March 2021

$60M Multiple Government Environmental Government Acquisition (MEGA) IDIQ, MATOC for Environmental Remediation Services (ERS) with Military Munitions Response Program (MMRP), USACE Omaha District, (TTL-EQM LLC JV)
Contract Number: W9128F18D0009
Location of Services: Northwestern Division and Nationwide
Ordering Period: 5 January 2018 – 4 January 2023

A-E Engineering Geotechnical Engineering Services IDIQ,
USACE Chicago/Detroit Districts
Contract Number: W911XK-20-D-0003
Location of Services: Chicago District and Lake and Rivers Division Ordering Period: 13 January 2020 – 12 January 2024

IDIQ for SDVOSB Architect/Engineer Environmental Services,
USACE Louisville District (TAC Environmental JV, LLC)
Contract Number:W912QR-20-D-0002
Location of Services: Great Lakes and Ohio River Division Ordering Period: 21 October 2019 – 20 October 2024

BPA for Quality Assurance Testing, USACE Nashville District
Contract Number:W912P5-19-A-0003
Location of Services: Nashville District
Ordering Period: 17 December 2018 – 17 December 2023

Due Diligence Services IDIQ, Vacant Buildings Zone 2, Department of Veterans Affairs
Contract Number:36E77618D0007
Location of Services: Nationwide
Ordering Period: 3 January 2018 – 2 January 2023

Our firm has the depth of manpower to work on single tasks or expand the teams for multi-services in multi-locations. Our size allows us to have over 50 concurrent Federal projects in our system at any one time.

Featured Projects

McCook Reservoir Drilling and Instrumentation No. 5, USACE Chicago District

TTL provided geotechnical exploration, drilling, and instrumentation services for the McCook Reservoir Instrumentation project under several task orders under our contract with the USACE Detroit/Chicago Districts. The McCook Reservoir is located in La Grange, Illinois at the Metropolitan Water Reclamation District of Chicago (MWRDGC) Lawndale Avenue Solids Management Area (LASMA). Stage 1, Stage 2, and Expanded Stage 2 of the reservoir are all currently under construction and are expected to be fully completed in 2029. Stage 1 of the project was completed in 2018. The reservoir measures approximately 1.1 miles long, 300-feet-deep, 500 to 900-feet-wide. The project will help manage the combined sewer (sanitary and storm) overflows that have caused flooding and watercourse contamination in the Chicago area. When complete the project will provide more than $114 million/year in flood damage reduction benefits to more than 3 million people in 37 communities.

GSA NCR IH Services

TTL is currently providing IH Services to the Safety, Environment and Fire Protection Branch of the GSA National Capital Region (NCR) Public Building Service (PBS) in the nation’s capital as the managing member of a joint venture (TTL Arc Environmental JV, LLC) under contract to perform comprehensive IH services including indoor air quality, asbestos, lead and mold identification/testing, in all the GSA-owned properties in Washington, D.C.  This includes over 250 facilities throughout our nation’s capital and excludes only the living quarters of the White House, the Pentagon and the Capitol.

Since 2012, TTL Arc has provided comprehensive IH services that include but are not limited to consultation, surveys, air monitoring activities, sampling, on-site and laboratory-based analyses, direct read meter assessments and specification review for all potential chemical, physical, biological and environmental hazards. TTL Arc has completed individual Delivery/Task Orders involving Asbestos Containing Materials (ACM), Lead-Based Paint (LBP), Drinking Water Quality, Indoor Air Quality (IAQ), Radon and Moisture Conditions/Mold/Bacteria.  As part of our present IH Services contract, TTL Arc has held Delivery Orders for GSA FIA sampling, Abatement Monitoring for asbestos and lead, Phase I and Phase II ESAs, Spill Prevention Control & Countermeasure (SPCC) management plan compliance evaluation, inspection and plan preparation, the annual Visual Asbestos Inspection & Asbestos O&M Inspections following Asbestos Hazard & Emergency Response Act (AHERA) regulatory guidelines, the Emergency Planning & Community Right-To-Know Act (EPCRA) surveys and the annual Safety & Environmental Management (SEM) Child Daycare Center (CDC) safety surveys.

Call Us:


Download Our Federal Services Brochure

  • Veronica Winkeljohn, P.E., PMP
  • Federal Services Director
  • 734.582.4992


  • Timothy Pedro
  • V.P. Business Development
  • 419.214.5050