
Services

About HSA
Health Science Associates (HSA), a Certified Small Business Enterprise, is a full service Industrial Hygiene and Environmental consulting and technical organization which is dedicated to providing specialized services in the occupational and environmental health and safety field. Our services include, but are not limited to, program compliance review, industrial hygiene evaluations, asbestos and lead-based paint surveys, mold assessments, Indoor Air Quality (IAQ), training, injury and illness prevention programs, site specific health and safety plans, noise, dust, air monitoring, clearance sampling, hazard assessments and expert witness services.
Why Choose Us
With a depth and breadth of expertise unparalleled in the industry, we have garnered a well earned reputation for helping clients achieve compliance with laws, government regulations, professional, and/or state of the art guidelines. Our prudent attention to detail has also consistently helped companies reduce risk, protect employees, eliminate potential fines, and prevent expensive lawsuits.
We do what needs to be done, with a pragmatic and ethical approach. We provide accurate assessments based on data you can trust, and offer customized, cost effective, and immediate IH/OEHS solutions while keeping an eye on long-term savings and environmentally responsible results.
Emergency Response
Fast Turnaround
Highly-Trained Staff
Full-Cycle Project Management
Detailed & Thorough Reports
Progressive Problem Solving
Testimonials
Don’t take our word for it – here’s what our clients say:
"Thank you. We are very pleased working with your company. The tech you sent out did a wonderful job working with our employees. Thank you all."
J. Godoy
The HSA team that we used for the Tank project at the marine terminal did an excellent job, hope I can get the same team for the next project.
Jorge O
"I cannot rank HSA services high enough. Every aspect of the work was performed with professionalism and great communication."

Jim Choate
Executive Director
Facilities and Transportation
Health Science is a pleasure to work with. Their knowledge and experience has greatly assisted us with various projects throughout our city. Every associate from Health Science has been professional and always willing to assist our staff with any questions before, during and after projects. I look forward to working with Health Science Associates for our Industrial Hygiene needs.

Carlos Paiz
Safety Manager
City of Anaheim
News & Events
We’re sharing the latest and greatest in facts, current events and updates from all around the Environmental, Health & Safety industry!
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Why Industrial Hygiene Matters: Protecting Worker Health with Health Science Associates
At Health Science Associates (HSA), we are dedicated to ensuring the health and safety of workers across various industries. Industrial hygiene plays a pivotal role in this mission, focusing on anticipating, recognizing, evaluating, and controlling environmental factors that may cause illness or discomfort among workers. By implementing effective industrial hygiene practices, organizations can protect their… Read More
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Updates to Cal/OSHA Lead Standards and What Employers Need to Know
At Health Science Associates, we prioritize providing businesses with the tools and knowledge they need to create safe and compliant work environments. Recent updates to Cal/OSHA’s lead standards (effective January 1, 2025) reflect significant advancements in protecting workers from occupational lead exposure. These amendments impact the Construction Industry (Title 8, Section 1532.1) and General Industry… Read More
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Health Science Associates’ HVAC Inspections & Evaluations
At Health Science Associates (HSA), we know that a well-maintained HVAC (Heating, Ventilation, and Air Conditioning) system is more than a convenience—it’s necessary to ensure optimal indoor air quality, energy efficiency, and occupant comfort. Our HVAC inspections and evaluations are designed to help businesses identify potential issues, improve system performance, and maintain compliance with industry… Read More
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