Raths Raths & Johnson Inc.
Willowbrook, IL Doing business as Raths Raths & Johnson Engineering Architecture
- UEI
- KKCLGUGRKWN6
- CAGE
- 1MY54
- Primary NAICS
- 541330 Engineering Services
- SAM.gov registration
- Active through
Company facts
- Self-certified in SAM.gov
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Other NAICS codes in SAM.gov
- SAM.gov registration date
- Physical address
- 500 Joliet Rd #200, Willowbrook, IL 60527, USA
- Website
- rrj.com
- Founded
- 1966
- Employees
- 11-50
- Estimated annual revenue
- $1M-$10M
- Industry
-
- Industrials
- Capital Goods
- Construction & Engineering
- Civil Engineering
- SIC code
- 87 Engineering & Management Services
Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated .
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $0 |
| FY2026 | -$4,605 |
| FY2025 | $226,102 |
| FY2024 | $300,540 |
| FY2023 | $762,151 |
Top agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | General Services Administration | $12,470 |
Contract awards
Latest 5 listed here. See the rest on GovTribe.
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About the company
Raths Raths & Johnson Inc., doing business as Raths Raths & Johnson Engineering Architecture, is a self-certified small disadvantaged business based in Willowbrook, Illinois, specializing in architectural, engineering, and historic preservation services for federal agencies. The firm is a nationally recognized consulting company that provides comprehensive professional services focused on structural assessments, cultural resource management, and construction oversight for government facilities. As a corporate entity structured as a Subchapter S Corporation, Raths Raths & Johnson Inc. has established itself as a prime contractor capable of delivering specialized technical services to various federal agencies across multiple regions.
The company has consistently secured federal contract awards primarily from the National Park Service and General Services Administration, focusing extensively on historic preservation, architectural assessments, and engineering design services. Their contract awards have encompassed a wide range of projects, including historic structure reports, cultural landscape reports, condition assessments, and rehabilitation planning for significant cultural and historical sites. These projects have been geographically distributed across the Midwest and Southeast regions, involving locations such as Ste. Genevieve National Historical Park, Natchez Trace Parkway, and various federal buildings and courthouses. The majority of their contract awards have been firm fixed-price delivery orders without specific set-aside designations, demonstrating the company's competitive capabilities in securing federal work across different agencies and project types.
Raths Raths & Johnson Inc. currently holds two significant Indefinite Delivery Indefinite Quantity (IDIQ) contracts with the General Services Administration Region 5, totaling $5.625 million in potential contract value. The first IDIQ, valued at $1.875 million, covers architectural and engineering services in the Chicagoland area, with a performance period from September 2023 to February 2026. The second IDIQ, valued at $3.75 million, provides professional architectural and engineering design services, running from September 2023 to September 2026. These contracts enable the firm to provide a comprehensive range of services including feasibility studies, pre-design work, design development, construction documents, and construction administration for federal facilities. The IDIQ contracts have already generated multiple task orders, such as elevator modernization projects, roof waterproofing system replacements, and various architectural assessments for federal buildings across the Midwest region.
SBA capabilities narrative
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.
Quick answers
Is Raths Raths & Johnson Inc. registered in SAM.gov?
Yes. Raths Raths & Johnson Inc.'s SAM.gov registration is active through February 16, 2027.
What is Raths Raths & Johnson Inc.'s CAGE code?
Raths Raths & Johnson Inc.'s CAGE code is 1MY54, and its Unique Entity ID (UEI) is KKCLGUGRKWN6.
How much has Raths Raths & Johnson Inc. received in federal contracts?
Federal contracts obligated $226,102 to Raths Raths & Johnson Inc. in fiscal year 2025 and $1,284,188 in fiscal years 2023 through 2027.
What is Raths Raths & Johnson Inc.'s most recent federal award?
Raths Raths & Johnson Inc.'s most recent federal contract award is Architect/engineering services for the FDA FCC facade study at the FDA forensic chemistry center at 6751 steger… (47PF0025F0747), from Region 5 (PBS), on September 8, 2025.
On GovTribe
See Raths Raths & Johnson Inc.'s full federal record
- Federal contract awards
- IDV awards
- Funding analysis by agency, NAICS and set-aside
- Similar vendors