Matthew F. Schieferstein Corp
Matthew F. Schieferstein Corp (doing business as JLW Environmental) is a small business in Central Islip, NY registered on SAM.gov to bid on federal contracts. It has won about $8,245 in federal prime contracts since fiscal year 2024, according to USAspending.gov's award records for its UEI.
- UEI
- TDB6WLL6EDN1
- CAGE code
- 0QZW3
- SAM.gov registration
- Active
Federal contract history
| Fiscal year | Obligated, prime contracts |
|---|---|
| FY2026 (incomplete) | $8,245 |
FY2026 is still incomplete and will rise until about early January 2027 as Defense data arrives: USAspending.gov publishes Defense contracts 90 days after they're signed.
These are every prime contract USAspending.gov records under UEI TDB6WLL6EDN1, from its award search. For a company that is part of a parent company, USAspending's recipient page can show a different figure for a year, because it counts the company's own record and its parent's record separately.
Its biggest federal customers since fiscal year 2024: Department of the Army ($8,245).
Recent contract awards
New contracts, by the date each was first signed. Orders and changes to older contracts count in the yearly totals above but aren't listed here, and Defense awards appear 90 days after signing.
| Awarded | Agency | What it's for | Obligated |
|---|---|---|---|
| Jan 12, 2026 | Department of the Army | Afff support services as well as environmental support necessary to facilitate the… | $8,245 |
Figures are prime contract obligations reported to USAspending.gov. Work done as a subcontractor isn't included.
Registration details
Show registration details
From SAM.gov's monthly public file dated Nov 1, 2026. If the business has updated its registration since, SAM.gov shows the newer details.
| Legal business name | Matthew F. Schieferstein Corp |
|---|---|
| Doing business as | JLW Environmental |
| Unique Entity ID (UEI) | TDB6WLL6EDN1 |
| CAGE code | 0QZW3 |
| Location | Central Islip, NY |
| SAM.gov registration | Active through Jul 1, 2027 |
| Business started | 2024 |
| Primary NAICS code | 562112: Hazardous Waste Collection |
| How to contact | No phone or email in SAM.gov's public file. Search UEI TDB6WLL6EDN1 in SBA's Small Business Search for a contact the business added. |
Certifications and business types
No SBA certification (8(a), HUBZone or WOSB) in SAM.gov's public file (Nov 1, 2026).
SBA certifications let a business compete for set-aside contracts (set-asides explained). Check the current record on its SAM.gov entry.
How to check or correct this record
The file sometimes leaves a certification out, and a newer one won't be in it yet.
Check or correct this record at the source: open its SAM.gov entry, or search UEI TDB6WLL6EDN1 () in SAM.gov's entity search (free sign-in) and in SBA's Small Business Search (formerly DSBS), which shows SBA certifications. The business can update its details in its SAM.gov registration and its certifications at certifications.sba.gov.
NAICS codes Matthew F. Schieferstein Corp is small under
On its SAM.gov registration, Matthew F. Schieferstein Corp meets the SBA size standard for these industries, so it can bid on small business set-asides that use them.
Open contracts in Matthew F. Schieferstein Corp's NAICS codes
33 open federal opportunities on SAM.gov use one of Matthew F. Schieferstein Corp's NAICS codes and may be open to it: no set-aside, or, in the codes it is registered small under, a small business set-aside. Here are a few, those in its primary code first, then those in New York, then the soonest due.
- FY27 Bio-Hazardous Waste Services
Due in 3 daysNov 10, 2026, 10:00 AM EST
- Hazardous Waste Safety & Emergency transport services
Due in 6 daysNov 13, 2026, 12:00 PM PST
- Watervliet Arsenal (WVA) Building 152 (B152) Underground Storage Tank (UST) Removal and Replacement
Due in 5 daysNov 12, 2026, 10:00 AM EST
- 620-26-206 Asbestos Abatement
✦ Only service-disabled veteran-owned small businesses (SDVOSBs) can bid on this planned VA job.
Due in 6 daysNov 13, 2026, 1:00 PM ESTThe AI summary flags this date. Check SAM.gov.
- Post-Flood Cleanup and Disaster AbatementSand Is
Due in 2 daysNov 9, 2026, 12:00 PM MST
Similar small businesses
Other small businesses of a similar size with the same primary NAICS code (562112) that have won federal contracts in New York and nearby states:
- Environmental and Energy Innovations, LLC, Lockport, NY
- Set the Standard, LLC, York, PA
- Willow Environmental Inc, Coraopolis, PA
Is this your business? Get a reminder before the SAM.gov registration expires
Get a reminder before the SAM.gov registration expires. It's active through Jul 1, 2027. We'll email you 60, 30 and 7 days ahead, and if it lapses.
Frequently asked questions
What is Matthew F. Schieferstein Corp's CAGE code?
Matthew F. Schieferstein Corp's CAGE code is 0QZW3. The Defense Logistics Agency assigns CAGE codes when a business registers on SAM.gov.
What is Matthew F. Schieferstein Corp's UEI?
Matthew F. Schieferstein Corp's Unique Entity ID (UEI) is TDB6WLL6EDN1. SAM.gov assigns the UEI, and it identifies the business across the federal government.
Is Matthew F. Schieferstein Corp's SAM.gov registration active?
Yes, as of SAM.gov's public data from Nov 1, 2026, Matthew F. Schieferstein Corp's registration is active through Jul 1, 2027. Registrations are renewed every year.
Is Matthew F. Schieferstein Corp a small business?
Matthew F. Schieferstein Corp is registered on SAM.gov as small under 6 NAICS codes, including its primary code, 562112. Size is set per NAICS code, so a business can be small for some contracts and not others.
Keep going
- Look up another business's CAGE code or UEI
- Check a SAM.gov registration's status
- How to become a government subcontractor
- Hiring subcontractors? List small businesses by state, NAICS code and certification
Registration details come from SAM.gov's public entity extract and contract figures from USAspending.gov. Contact names and street addresses are left out. To change these details, update the registration on SAM.gov. To report a mistake on this page, or to ask us to remove it, email hello@fedready.us with the page address; we reply within 2 business days. For a removal, write from an address at the company.