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2,000+ Scientific disciplines
4.5M+ worth of projects posted
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Hire an Occupational Health & Safety Expert

Kolabtree is the leading online marketplace for Occupational Health & Safety experts. Post your project, get bids, and hire qualified experts quickly and easily.
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Why Kolabtree
Hire experts with PhDs

7,500+ freelance scientists from NASA, MIT, Cambridge and more

Avg match in 24 hours

Get bids from experts in 24 hours. Interact freely before hiring.

Flexible, secure payments

Pay a fixed or hourly fee. We hold your funds in escrow until you’re ready to pay.

100% satisfaction guarantee

Release funds to the freelancer only if you’re 100% happy with the work done.

Recently Completed Projects
  • Design a statistical study
    $800.00
  • Prepare a paper for journal publication
    $600.00
  • Stabilize the shelf life of a sauce
    $1581.00
Recently Completed Projects
Why Kolabtree
PhD in Chemical Engineering
United States

Profound experience in different separation technologies and processes, including membrane technology, membrane reactor, flotation, etc and sur...

M.S. (Pharm)- Regulatory Toxicology
India

Toxicology, scientific writing, consumer product/ food product/ medical devices/healthcare products safety risk assessment & label lang...

Ph.D
United States

I am an innovative hands-on Environment, Health and Safety (EHS) professional with more than 10 years of experience. Global Environmental Healt...

Masters Credits, Health Physics
United States

I have a STEM background and I am interested in freelance writing.

PhD in toxicology and biochemistry
India

I am a Board certified toxicologist (DABT) with 12 years of full time experience in toxicology. Can prepare toxicology safety assessment repor...

Master of Public Health
Philippines

Marlon L. Bayot is a technical advisor for laboratory and public health in the Philippines. His field of expertise centers on laboratory networ...

Master in Public Health
Mexico

I am a Mexican born Medical Doctor, Surgeon/Obstetrician currently residing in Guadalajara, with a recently earned Master in Public Health, bot...