ST. Louis MRO
St. Louis MRO Inc. is a small private drug testing services provider founded in 2002, based in Arnold, Missouri, offering Medical Review Officer (MRO) programs for DOT-regulated industries and employers.
- Company typePrivate
- Founded2002
- HeadquartersArnold, United States
- Headcount11–50
- GTM typeB2B
- OfferingServices
What ST. Louis MRO does
St. Louis MRO Inc. is a small private company founded in 2002 and headquartered in Arnold, Missouri. The firm provides drug testing programs tailored for DOT-regulated industries and employers, operating under the "MRO" (Medical Review Officer) designation, a federally regulated role required to review and verify workplace drug test results under Department of Transportation rules (49 CFR Part 40). The firm operates at a small scale, with 11-50 employees, consistent with a niche compliance services business rather than a scaled technology platform.
The company's public digital footprint is limited. Operational infrastructure is secured behind a Cloudflare Access authentication layer protecting a system identified as "Server19-RDP," indicating that internal tools and remote desktop resources are gated by identity-based access controls. Beyond the primary domain stlouismro.com and the Cloudflare Access login portal, the company has not disclosed additional product details, technology stacks, certifications, customer references, or service-level differentiators in the available data.
Public information about the company's business model, customer base, partnerships, and financial performance is sparse. No revenue figures, funding history, management team details, awards, or product documentation are available. This data gap limits the depth of analysis possible regarding commercial mechanics, customer concentration, and growth dynamics. Based on available evidence, the business appears to be a long-standing, privately held, self-funded occupational health services provider with a minimal public profile.
ST. Louis MRO firmographics
Firmographics- Name
- ST. Louis MRO
- Website
- https://stlouismro.com
- Company type
- Private
- Founded year
- 2002
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- St. Louis MRO Inc. is a small private drug testing services provider founded in 2002, based in Arnold, Missouri, offering Medical Review Officer (MRO) programs for DOT-regulated industries and employers.
- Ownership category
- akta.pro rank
Where ST. Louis MRO is headquartered
LocationHeadquarters
- HQ city
- Arnold
- HQ country
- United States
- HQ region
- North America
Markets served
ST. Louis MRO business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Technology or R&D, Marketing or Sales
ST. Louis MRO product offering
Product offeringCore offering
St. Louis MRO Inc. provides drug testing programs for DOT-regulated industries and employers. As a Medical Review Officer service provider, the company administers and reviews workplace drug and substance abuse tests to help clients meet federal Department of Transportation compliance requirements and internal employer drug-free workplace policies. Service is delivered through a secure online portal and direct client engagement.
Product overview
No product information available on the authenticated login page accessed.
Differentiator
Problem solved
Functional benefit
Products and services
- DOT-Regulated Drug Testing Programs
- Employer Drug Testing Programs (Non-DOT) Drug screening program services for non-DOT-regulated employers, supporting pre-employment, random, post-accident, and reasonable suspicion testing for workplace drug-free policies. Intended for U.S.-based employers outside DOT jurisdiction that require substance abuse testing as part of HR, safety, or insurance programs.
Companies that use ST. Louis MRO
Customer profileIdeal customer profiles2 records
ST. Louis MRO technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
ST. Louis MRO competitors and assessment
Company assessmentDirect peers
- eScreen (now part of Concentra): Specialized provider of electronic custody and result workflows for DOT-regulated drug testing. Direct overlap with the subject's regulated drug-testing program offering, including MRO coordination.
- Laboratory Corporation of America (LabCorp): Major clinical lab network with substantial employer solutions business including DOT-compliant drug testing, MRO services, and occupational health collections. Competes head-to-head for the same regulated employer customers.
- Concentra: Occupational health and urgent care provider operating a national network of clinics that perform DOT and non-DOT drug/alcohol testing with MRO review. Overlaps with the subject on workforce drug testing services and compliance program management.
- Clinical Reference Laboratory (CRL): Independent clinical reference lab offering workplace drug testing and MRO services to employers nationwide. Direct overlap in employer drug-testing program delivery.
- USA Mobile Drug Testing: Franchise-style nationwide network performing on-site and collection-site drug testing for DOT and non-DOT employers with MRO coordination. Similar business model and target customer set.
- Quest Diagnostics: One of the two largest U.S. clinical laboratory networks, offering employer drug testing and MRO services for DOT and non-DOT programs. Directly comparable as a provider of regulated workforce drug-testing services.
- National Drug Screening: Provider of DOT-regulated drug and alcohol testing programs and MRO services, with a national collection network. Directly comparable service mix aimed at the same regulated employer market.
- DrugCheck: Provider of DOT-compliant drug and alcohol testing programs with collection site networks and MRO review. Competes in the same niche of regulated employer testing the subject occupies.
- Cordant Health Solutions: Specialty laboratory focused on drug and alcohol testing for workplaces, criminal justice, and pain management. Comparable as a focused MRO/drug-testing operator serving regulated employer markets.
Emerging players
- Psychemedics: Specialist in hair-based drug testing used by employers and DOT-regulated industries. Comparable as a niche workplace drug-testing provider, though focused on a specific specimen type rather than full-service MRO programs.
Market position
Weaknesses4 records
Competitive moat2 records
Key risks5 records
Key highlights4 records
Customer concentration
ST. Louis MRO social profiles
Digital presenceST. Louis MRO financial estimates
Financial estimateRevenue estimate
Valuation estimate
ST. Louis MRO leadership team
Management profileNumber of profiles
ST. Louis MRO funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
ST. Louis MRO M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about ST. Louis MRO
What does ST. Louis MRO do?
St. Louis MRO Inc. provides drug testing programs for DOT-regulated industries and employers. As a Medical Review Officer service provider, the company administers and reviews workplace drug and substance abuse tests to help clients meet federal Department of Transportation compliance requirements and internal employer drug-free workplace policies. Service is delivered through a secure online portal and direct client engagement.
Is ST. Louis MRO a public or private company?
ST. Louis MRO is a private company. It is classified as unknown and is currently operating.
When was ST. Louis MRO founded?
ST. Louis MRO was founded in 2002. It employs 11 to 50 people.
Where is ST. Louis MRO based?
ST. Louis MRO is headquartered in Arnold, United States, in the North America region.
Who are ST. Louis MRO's main competitors?
Direct peers on record are eScreen (now part of Concentra), Laboratory Corporation of America (LabCorp), Concentra, Clinical Reference Laboratory (CRL), USA Mobile Drug Testing, Quest Diagnostics, National Drug Screening, DrugCheck and Cordant Health Solutions. Psychemedics is listed as an emerging player.
Does ST. Louis MRO have an API?
No public API is recorded for ST. Louis MRO.