Federal contractor profile

DYNEGY ENERGY SERVICES (EAST), LLC

UEI UGN1YKEMMQ11CAGE 7CX31Company website ↗

Active

Overview

Legal name
DYNEGY ENERGY SERVICES (EAST), LLC
Also known as
VISTRA INTERMEDIATE CO LLC
Registered location
IRVING, TX, USA
Website
Company website ↗
Primary NAICS
221112 — Fossil Fuel Electric Power Generation
Latest award activity
Sep 16, 2025
Read company summary

DYNEGY ENERGY SERVICES (EAST), LLC is associated with UEI UGN1YKEMMQ11 and CAGE 7CX31 in public federal records. AcornBids currently links 6 prime awards totaling $7.7M in obligations to this entity. Its largest recorded federal customer by obligations is Department of Veterans Affairs. Its recorded federal awards include work classified as Fossil Fuel Electric Power Generation. These categories describe the loaded award records, not a complete list of company capabilities. Its primary SAM.gov NAICS is 221112 (Fossil Fuel Electric Power Generation). Its public SAM.gov registration lists IRVING, TX, USA.

At a glance

Lifetime prime obligations$7.7M
Prime awards6
Awards with future end dates0
Top-agency concentration
Not available

Why this customer concentration

Detailed agency totals are not available in this stored profile.

Largest positive coded-agency total ÷ all positive coded-agency totals × 100

Missing data is shown as unavailable.

Prime contract obligations across loaded award records. Obligations are not revenue or contract ceilings. Summary updated Oct 23, 2026. Refresh pending; these totals may be out of date.

Business information

Public SAM.gov registration details.

Legal name
DYNEGY ENERGY SERVICES (EAST), LLC
Doing business as
VISTRA INTERMEDIATE CO LLC
UEI
UGN1YKEMMQ11
CAGE
7CX31
Registered address
6555 SIERRA DR, IRVING, TX, 75039, USA
Registration status
Active
Primary NAICS
221112 — Fossil Fuel Electric Power Generation
SAM activation
Apr 23, 2026
Initial registration
Apr 14, 2015
Entity start
Dec 9, 2003
SAM updated
Apr 23, 2026
Registration expires
Apr 14, 2027
Fiscal year end
Dec 14
Place of incorporation
DE, USA

View SAM.gov source

Research brief

Source facts

  • Loaded prime-award records link 6 awards and $7,720,333 in reported obligations to this legal entity. Source
  • Recorded awards include Fossil Fuel Electric Power Generation (NAICS 221112); this classification is not proof of every company capability. Source
  • An example award describes: ELECTRICAL SUPPLIER SERVICE OCTOBER 1, 2024- SEPTEMBER 30, 2025 Source

Federal award analysis

Net transaction obligations by federal fiscal period.

Selected transaction obligations$2.8M
Prime contracts

Reported transaction obligations by federal fiscal period; includes deobligations. Missing transactions are not estimated. Histories follow awards currently assigned to this recipient and may include transactions under an earlier recipient. Coverage: 6 of 6 selected awards. Select a period to explore its awards.

Recent federal awards

Prime contract awards. Select an award to review its history and source evidence.

Award / descriptionAwarding agencyObligationsStart dateEnd date
15B21625F00000021ELECTRICAL SUPPLIER SERVICE OCTOBER 1, 2024- SEPTEMBER 30, 2025Department of Justice$378.7KOct 1, 2024Sep 30, 2025
47PD0622F0154ELECTRICITY SUPPLY FOR EASTERN PENNSYLVANIA MULTIPLE BUILDINGSGeneral Services Administration$2.4MMay 1, 2022Jun 30, 2025
36C25024F0031FY22 ELECTRICITY SUPPLIER FOR DAYTON VAMCDepartment of Veterans Affairs$1.9MOct 1, 2023Sep 30, 2024
15B21624F00000010ELECTRICAL SUPPLIER SERVICE OCTOBER 1, 2023- SEPTEMBER 30, 2024Department of Justice$629.2KOct 1, 2023Oct 30, 2024
36C25025F0033FY25 CINCINNATI ELECTRICITY POP: 10/01/2024 - 04/30/2025Department of Veterans Affairs$1.3MOct 1, 2024Apr 30, 2025
36C25025F0027FY25 ELECTRICITY POP: 10/01/2024 - 04/30/2025Department of Veterans Affairs$1.1MOct 1, 2024Apr 30, 2025

Registration, certifications & contacts

Registration evidenceDate
SAM updatedApr 23, 2026
Source loadedSep 2, 2026
Initial registrationApr 14, 2015
Entity startDec 9, 2003
IndustryReported size status
221112 — Fossil Fuel Electric Power GenerationNot reported
221114 — Solar Electric Power GenerationNot reported
221115 — Wind Electric Power GenerationNot reported
ContactRolePublished contact methodsEvidenceSource date
ANTHONY BOLIVARGovernment businessContact method not publishedSAM registrationNot available
MARK MANCINOAlternate government businessContact method not publishedSAM registrationNot available
ANTHONY BOLIVARElectronic businessContact method not publishedSAM registrationNot available
MARK MANCINOAlternate electronic businessContact method not publishedSAM registrationNot available
Registered industries
  • 221112 — Fossil Fuel Electric Power Generation
  • 221114 — Solar Electric Power Generation
  • 221115 — Wind Electric Power Generation

Registration classifications and published certificates do not by themselves establish eligibility for a particular solicitation. View SAM source

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About DYNEGY ENERGY SERVICES (EAST), LLC

Where is the company registered?

6555 SIERRA DR, IRVING, Texas 75039, United States

Registered location from SAM.gov; award performance locations may differ.

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Data coverage and methodology

Sources: SAM.gov registration, USAspending awards and transactions, and linked supporting records. Prime contract obligations, IDV ceilings and assistance amounts are kept separate. Missing records are not zero activity. Company claims are labeled separately. Recompete signals are rule-based scores out of 100. Positioning windows are AcornBids estimates.

Disclosed relationships only. Missing records do not establish that a contractor has no partners. Ambiguous parent award identifiers are excluded.

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