Federal contractor record

PROFESSOR RYABINKIN

UEI NH4EWKJKK8F8. Exact federal-record facts — registration, SAM.gov exclusion records, and USASpending.gov prime awards — stated as dated facts with their source, never a score or label. Confirm current status at SAM.gov →

PROFESSOR RYABINKIN (UEI NH4EWKJKK8F8) — 2 federal exclusion records on file (1 with an active window as of 2026-06-20); no federal prime awards on record. Every value is an exact federal-record fact as of 2026-06-20; confirm current status at SAM.gov.

Federal exclusion records

Exclusion records on file

Active window as of 2026-06-20

No published activation date

Excluding agency	Exclusion type	Active from	Active until	Status (as of 2026-06-20)
OFAC	Prohibition/Restriction	Not published	Indefinite	Indeterminate (no published activation date)
OFAC	Prohibition/Restriction	2024-02-23	Indefinite	Active as of 2026-06-20

Source: SAM.gov exclusion extract, pulled 2025-02-26. Confirm current status at SAM.gov →

Federal prime award history

Prime award actions on record

Total obligated

—

Most recent action date

No federal prime awards on record for this entity.

Source: USASpending.gov award record.

How to read this record

Screening aid — not a certification, rating, or accusation. Every value is an exact regulatory fact drawn from the cited federal source as of the stated date; confirm an entity's current status at SAM.gov before acting. Absence of a record means no such record exists in the data Fonteum currently holds, not a guarantee that none exists. Public-tier federal data only — no FOUO, Sensitive, or CPARS fields.

entity not yet ingested — registration unavailable; award/exclusion/FAPIIS records are reported by confirmed key, not hidden (partial coverage, buildplan §3).
1 confirmed exclusion link(s) carry no activation date — active window cannot be asserted and is reported as indeterminate, never active.

Reviewed by the Fonteum Government Contracts Desk. Federal procurement records analysts. This study reports exact regulatory facts — an award's signed date and an exclusion's active window, each sourced to SAM.gov and USASpending.gov. It makes no determination of wrongdoing and assigns no score.

← Government Procurement Evidence The Leakage Report — contracts awarded during active exclusion periods Screen this entity via the API (JSON, point-in-time)

Sources: SAM.gov exclusions (extract pulled 2025-02-26) and USASpending.gov prime awards— US Government Works, public tier only. This page reports public dated facts and assigns no score or label. Confirm an entity's current status at sam.gov. Canonical record: https://fonteum.com/gov/entity/NH4EWKJKK8F8.