# Solicitation for EPA Laboratory ESAT Regions 04 an

Canonical: https://abierto.us/opportunities/68he0526r0003

- Solicitation number: 68HE0526R0003
- Notice type: Solicitation (first published as presolicitation)
- Status: Closed. Deadline was March 30, 2026 at 12:00 PM EDT
- Department: Environmental Protection Agency
- Contracting office: Region 5 Contracting Office (68HE05)
- NAICS: 541380 Testing Laboratories and Services
- Product or service code: B504 Chemical/Biological Studies and Analysis
- First posted: November 14, 2025
- Last posted: March 18, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/14eae361030a483e95245a57d75df696/view

## Description

**Solicitation for EPA Laboratory ESAT Regions 04-05:**

Amendment 0005 - proposal due date and time extension

## Publications

- November 14, 2025: Presolicitation. Notice 673b049f751e40dfa21c6a0384733338. https://sam.gov/workspace/contract/opp/673b049f751e40dfa21c6a0384733338/view
- January 8, 2026: Solicitation, due February 23, 2026 at 5:00 PM EST. Notice 5454e159c19d45aa95e9532ccf15a917. https://sam.gov/workspace/contract/opp/5454e159c19d45aa95e9532ccf15a917/view
- January 15, 2026: Solicitation, due February 23, 2026 at 5:00 PM EST. Notice ba84a4cb21f0465982eee3615ad8e76a. https://sam.gov/workspace/contract/opp/ba84a4cb21f0465982eee3615ad8e76a/view
- January 26, 2026: Solicitation, due March 16, 2026 at 5:00 PM EDT. Notice c3870cf450954023bb9684d2cb2e4eb4. https://sam.gov/workspace/contract/opp/c3870cf450954023bb9684d2cb2e4eb4/view
- February 23, 2026: Solicitation, due March 23, 2026 at 5:00 PM EDT. Notice 7b8648fa0fd24695b8a0860ba678eccc. https://sam.gov/workspace/contract/opp/7b8648fa0fd24695b8a0860ba678eccc/view
- March 11, 2026: Solicitation, due March 23, 2026 at 5:00 PM EDT. Notice 7998e837e46046cf9a7163e81ca069de. https://sam.gov/workspace/contract/opp/7998e837e46046cf9a7163e81ca069de/view
- March 18, 2026: Solicitation, due March 30, 2026 at 12:00 PM EDT. Notice 14eae361030a483e95245a57d75df696. https://sam.gov/workspace/contract/opp/14eae361030a483e95245a57d75df696/view

## Points of contact

- Obirek, Jeffrey, obirek.jeffrey@epa.gov, 312-886-9092

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/68he0526r0003.