St. John Environmental Consulting LLC (SEC) qualifies as a Service Disabled Veteran Owned Small Business. They have met the criteria to be classified as a small business per the guidelines established by the Small Business Administration and is solely owned and operated by Ian St. John. Mr. St. John has been in the environmental consulting services for over 20 years as an air sampling professional, Lead Risk Assessor, Asbestos Inspector, Mold Inspector, NIOSH 582 Certified, and Asbestos Project Designer.

Ian St. John, Owner has his Bachelor’s degree in Business Management. As a project manager Ian St. John specialty is Asbestos, Lead, and Mold Testing and Project Oversite.


With over 20 years in the business and have lived in St. Louis for over 40 years I have the knowledge not only of environmental consulting, but also know the people and the area very well..

Core Competencies

  • Environmental Consulting
  • Asbestos, Lead, and Mold Air Monitoring
  • Project Design
  • Asbestos, Lead, and Mold Testing
  • Federal Reserve Bank of St. Louis

Project Performance

Kirksville Housing Authority – Lead Paint Inspections – 130 Units – $91,000

Broadview Hotel – Asbestos Project Management – Air Monitoring – $120,000

St Charles County – Lead Program – Ongoing

Neiman Marcus – Asbestos Sampling/ Testing – $10,000

VA Jefferson Barracks – East Campus Demolition – $9,216,000

Company Data

St. John Environmental Consulting LLC

Address: 5515 Grace Ave.
St. Louis, MO 63116

POC: Ian St. John

Cell: 314-853-4668



Company Data

Duns: 116724575

Cage Code: 86SL5

TIN: 83-2132154

Type: Small Business

Socioeconomic : SDVOSB

Areas of Service

Missouri, Illinois, Arkansas, Kansas

541620 Ecological restoration consulting services

562910 Asbestos abatement services

541380 Acoustics testing laboratories or services

561990 All Other Support Services

PSC Codes

H999 Misc. Testing & Inspection Services

H356 Inspection Services/Construction and Building Services

B502 Air Quality Analysis

B510 Environmental Assessments

B599 Other Special Studies and Analysis