Serving Marshall, Longview & East Texas
Visit our clinic in Marshall or have a mobile collector come to you anywhere in Harrison County and the surrounding region, including Shreveport, LA.

What areas does L&T Solutions cover?
We serve Marshall and all of Harrison County, plus Longview, Hallsville, Kilgore, Carthage, Jefferson, Tyler and Shreveport, Louisiana. Walk-ins are welcome at our Marshall clinic, and our 24/7 mobile collectors travel to homes, job sites and offices. Any trip fee outside our core area is quoted upfront by phone.
Cities we serve
Mobile collection is available throughout the region. Trip fees outside our core area are always quoted upfront by phone, before we dispatch.
Marshall, TX
Home of our clinic, where walk-ins are welcome during business hours. We also offer mobile draws and on-site testing anywhere in town.
Longview, TX
Mobile blood draws, drug tests and DNA collections at your home or business, so you skip the drive and the waiting room.
Hallsville, TX
A short drive from our Marshall clinic. Mobile service is available for families, schools and local employers.
Kilgore, TX
On-site drug and alcohol testing for employers, plus in-home blood draws for patients who prefer to stay home.
Carthage, TX
Serving Panola County employers, including oilfield and energy crews, with post-accident and random testing at the job site.
Jefferson, TX
Mobile collection for Marion County residents and businesses, including in-home draws for seniors and homebound patients.
Tyler, TX
Scheduled mobile collections for employers and individuals. Call ahead and we will confirm timing and any trip fee.
Shreveport, LA
Just across the state line on I-20. We support trucking fleets and employers with DOT and non-DOT collections.
Don't see your town? Call 877-329-5339

Mobile Fleet Units Operating Across the I-20 Corridor
From Longview industrial yards to Shreveport transportation depots, our equipped collection fleet travels directly to your location with hospital-grade equipment and rapid turnaround.
- Target arrival within 2 hours across core East Texas highways
- Full cold-chain medical refrigeration and biohazard transport
- Certified phlebotomy and DOT-qualified collectors

Visit Our Marshall Testing Center on Pinecrest Drive
Prefer to come in person? Our Marshall clinic is conveniently located at 203 A W. Pinecrest Dr., offering private draw stations and zero hospital waiting room delays.
- Front-row dedicated parking right at our clinic entrance
- Friendly, bilingual healthcare intake staff
- Walk-in urine screens, blood draws, and court-admissible DNA testing
Service area FAQ
Do you charge a trip fee for mobile collection?
Mobile visits within our core area are straightforward to schedule. For locations farther out, any trip fee is quoted upfront by phone before we dispatch, so there are no surprises.
Can you come to our job site or truck yard?
Yes. Our DOT-qualified collectors can test drivers and crews on site, including post-accident and reasonable-suspicion testing, 24/7.
Do you serve clients in Louisiana?
Yes. We serve Shreveport and nearby areas along I-20. Call us to confirm availability and scheduling for your location.
Is my city not on the list?
We often travel beyond the cities listed. Call 877-329-5339 and we will let you know if we can reach you and what it will cost.
Need a collector near you?
Call 877-329-5339 for 24/7 mobile dispatch, or request an appointment online.