RATHS RATHS & JOHNSON INC (IL)
Registration and award facts
SAM.gov registration as of
Net obligations recorded since FY2018 under this UEI: $2,854,104 across 23 awards and orders with positive net obligations.
- SAM.gov registration status
- Active (registration expiration date Feb 16, 2027)
- UEI
- KKCLGUGRKWN6
- CAGE code
- 1MY54
- Doing business as
- RATHS RATHS & JOHNSON ENGINEERING ARCHITECTURE
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Business start date
- Apr 17, 1967
- Location
- WILLOWBROOK, IL
- Website
- rrj.com
NAICS codes
Product and service codes (PSC)
- Z200 Maintenance, Repair & Alteration of Real Property
- Z2AA Maintenance, Repair & Alteration of Real Property
- Z2AZ Maintenance, Repair & Alteration of Real Property
- Z2BA Maintenance, Repair & Alteration of Real Property
- Z2BE Maintenance, Repair & Alteration of Real Property
- Z2BG Maintenance, Repair & Alteration of Real Property
- Z2BZ Maintenance, Repair & Alteration of Real Property
- Z2CA Maintenance, Repair & Alteration of Real Property
- Z2CZ Maintenance, Repair & Alteration of Real Property
- Z2DA Maintenance, Repair & Alteration of Real Property
SBA certifications
No certification in the SBA profile data.
Business types self-reported in SAM.gov registration: Self Certified Small Disadvantaged Business.
Federal contract obligations
- Net obligations recorded since FY2018
- $2,854,104
- Awards and orders with positive net obligations
- 23
- IDV vehicles held
- 3
- FY2026 obligations (provisional; DoD awards signed after Jul 17, 2026 are not yet public)
- -$4,605
- Latest action
- Sep 2, 2026
Top awarding agencies: Department of the Interior, General Services Administration, Department of Defense
Latest awards and orders
- 47PF0023D0033 IDC · Public Buildings Service · latest action Sep 2, 2026
- 140P3021F0227 DELIVERY ORDER · National Park Service · latest action Aug 15, 2026
- 47PF0023D0045 IDC · Public Buildings Service · latest action Jul 1, 2026
- 47PF0024F0975 DELIVERY ORDER · Public Buildings Service · latest action Jun 22, 2026
- 47PF0025F0747 DELIVERY ORDER · Public Buildings Service · latest action Mar 18, 2026
- 140P6025F0064 DELIVERY ORDER · National Park Service · latest action Jan 7, 2026
- 47PF0024F0758 DELIVERY ORDER · Public Buildings Service · latest action Sep 25, 2025
- 140P5122F0078 DELIVERY ORDER · National Park Service · latest action Jan 21, 2025
- 140P6224F0023 DELIVERY ORDER · National Park Service · latest action Dec 2, 2024
- 140P6022F0097 DELIVERY ORDER · National Park Service · latest action Sep 18, 2024
Other contractors in Illinois with primary NAICS 541310
- BAILEY EDWARD DESIGN, INC CHICAGO, IL
- GEO BANCROFT ENGINEERING LLC Mount Prospect, IL
- Krueck & Sexton Architects, Ltd Chicago, IL
- BAYSINGER-BRIC JV MARION, IL
- GRISKELIS YOUNG HARRELL, LTD. CHICAGO, IL
- KOO LLC CHICAGO, IL
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI KKCLGUGRKWN6. GovChime does not check exclusions.
Key Performance Statistics
View obligations by year, agencies and performance history
Capabilities
NAICS Codes
See all industry codes with contract counts
Product/Service Codes
As of . Source: SAM.gov Goods & Services.
Showing 10 of 37 codes
Certifications
Self-Certifications
Business Types
Federal Capability Statement
Since its inception in 1966, our staff has employed a collaborative, investigative approach that combines an in-depth knowledge of building sciences and construction materials with our testing capabilities to assess and resolve structural, architectural, and building system behavior and performance issues. Key to our technical quality and exceptional service is hands-on Principal involvement in every project. RRJ's engineering and architectural expertise is complemented by its private testing laboratory. Our professionals test prototypes and components in-house or in the field to investigate nonperformance, verify design performance, and evaluate products.
Capabilities & Services
Contracts
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Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for RATHS RATHS & JOHNSON INC lists a physical address and a separate mailing address, along with 4 verified points of contact. Past Performance contacts are the recommended outreach channel for due-diligence references; Government Business contacts handle procurement-facing correspondence.
Source: SAM.gov entity registration. Contacts displaying numeric or placeholder names have been filtered (defense-in-depth).
Physical Address
500 JOLIET RD
STE 200
WILLOWBROOK, IL, 60527
USA
Mailing Address
500 JOLIET ROAD SUITE 200
WILLOWBROOK, IL, 60527
USA
Government Business Contact
TAMMY K ARVIDSON
MANAGER OF BUSINESS OPERATIONS
500 JOLIET ROAD SUITE 200
WILLOWBROOK, IL, 60527
USA
Electronic Business Contact
PAMELA J O'DEEN
DIRECTOR OF BUSINESS DEVLOPMENT
500 JOLIET RD, STE 200
SUITE 200
WILLOWBROOK, IL, 60527
USA
Government Business Alternate Contact
TAMMY K ARVIDSON
MANAGER OF BUSINESS OPERATIONS
500 JOLIET ROAD SUITE 200
WILLOWBROOK, IL, 60527
USA
Electronic Business Alternate Contact
PAMELA J O'DEEN
DIRECTOR OF BUSINESS DEVLOPMENT
500 JOLIET RD, STE 200
SUITE 200
WILLOWBROOK, IL, 60527
USA
Additional Details
As of . Source: SAM.gov Entity Registration.
RATHS RATHS & JOHNSON INC has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires February 16, 2027.
Source: SAM.gov entity registration (FAR responses, registration status). Always verify active exclusions against the authoritative record on SAM.gov before contract award.
Compliance & Risk Assessment
Source: SAM.gov FAR responsesSuspension/Debarment Status
No active suspension or debarment
Public Display
Entity information is publicly displayed
Disaster Relief Registry
Registered for disaster relief contracting — ILLINOIS
Bonding Information
No bonding information provided
EDI
Not declared in SAM.gov
Business Structure
Source: SAM.govRegistration Details
Source: SAM.govDate Founded
Initial Registration
Last Update
Registration Activation
Registration Expiration
Fiscal Year End
State of Incorporation
Country of Incorporation
Congressional District
Entity Website