Our Company
Expect A Difference®
Salas O’Brien Difference
Ownership Values
Quality
History
Difference Makers
Our Team
Careers
Community
Markets
Bulk Material Handling
Chemical Process
Corporate & Commercial
Data Centers & Telecom
Education (Higher Ed)
Education (K12)
Federal Government
Healthcare
High-Rise
Hospitality
Manufacturing
Mixed-Use
Municipal Government
Power Generation
Retail
Science & Technology
Transmission & Distribution
Services
Mechanical & Electrical
Structural
Building Science
Commissioning
Technology Design
Fire Protection
Industrial Process
Civil
Clean Energy
Roofing & Waterproofing
Automation & Controls
Architecture & Interiors
Construction Management
Insights
Connect
Expect A Difference®
Expect A Difference®
Ownership Values
Quality
People
Our Team
Careers
History
Community
Markets
Bulk Material Handling
Chemical Process
Commercial & Corporate
Data Centers & Telecom
Education (Higher Ed)
Education (K12)
Federal Government
Healthcare
High-Rise
Hospitality
Mixed-Use
Manufacturing
Municipal Government
Power Generation
Retail
Science & Technology
Transmission & Distribution
Services
Mechanical & Electrical
Structural
Building Science
Commissioning
Technology Design
Fire Protection
Industrial Process
Civil
Clean Energy
Roofing & Waterproofing
Automation & Controls
Architecture & Interiors
Construction Management
Insights
Connect
Sean
Holder
Sean Holder
Principal, Senior Mechanical Engineer
Education
BS, Mechanical Engineering, St. Louis University
Certifications
PE
LinkedIn Profile
Type of work
,
Want to learn more?
First Name
*
Last name
*
Email
*
Name
This field is for validation purposes and should be left unchanged.
