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Top Freelance Sustainable Development Experts for Hire

Conner K.

Deep Tech Strategist | Product Innovation, Systems Engineering, and TCO/Techno-Economic Analysis
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★★★★★
☆☆☆☆☆
USD 110/hr
BA Political Economy
United States

My work sits at the intersection of emerging technology, product development, and commercialization strategy. I support teams working with comp...

★★★★★
☆☆☆☆☆
USD 110/hr
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Dr. Mikelis D.

Dr.sc.ing in environmental engineering. Multiple years in project proposal evaluation (incl. Horizon) and preparation.
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★★★★★
☆☆☆☆☆
USD 50/hr
Doctor degree in Environmental Engineering
Latvia

Skills: - Project Proposal Preparation/Consulting - Technical/Analytical Writing - Energy Sector Research & Analysis - Energy Efficiency C...

★★★★★
☆☆☆☆☆
USD 50/hr
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Dr. Ricardo S.

PhD Chemist & University Professor, Biotechnology, Bioactive Compounds, Microencapsulation and Nutraceutical Develop...
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★★★★★
☆☆☆☆☆
USD 85/hr
PhD
Brazil

PhD in Chemistry with experience in analytical chemistry, biotechnology, and applied research involving natural products and chemical sensors. ...

★★★★★
☆☆☆☆☆
USD 85/hr
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Fernanda P.

Scientific Writer for Biotechnology & Natural Products Research |Author of 10+ scientific publications
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★★★★★
☆☆☆☆☆
USD 85/hr
Bioprocess Engineering and Biotechnology
Brazil

PhD in Bioprocess Engineering and Biotechnology with experience in scientific research, R&D, and technical writing. I collaborate with com...

★★★★★
☆☆☆☆☆
USD 85/hr
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Kolabtree is the leading online marketplace for Sustainable Development experts. Post your project, get bids, and hire qualified experts quickly and easily.

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Confidentiality Assured

We take several measures to help you work with full confidence and peace of mind.

Keep your project private

Restrict who can see your project and send you proposals. Invite only specific freelancers to view your project.

NDAs and IP protection

Our T&C include a default confidentiality clause that protects your IP and NDA for added protection before disclosing project details.

Kolabtree ensures safety and security of your payments and personal information and project details. Kolabtree’s T&C includes a default confidentiality and NDA clause.

You will receive detailed proposals directly from Kolabtree. These proposals will include a comprehensive Statement of Work (SOW), project fees, milestones, and deadlines.

You can choose to pay either a fixed or an hourly fee based on your scope of work. Pre-pay for the next milestone. You have to approve the deliverables only if the quality meets your expectations. If you arn’t happy, we’ll refund your money.

Kolabtree will share multiple quotations for your project. You have the freedom to accept the quote that aligns with your project requirement and budget. You can get in touch with us in case you want to discuss the fee.

Our T&C include a default confidentiality clause that protects your IP and NDA for added protection.

Why Kolabtree

Contact experts directly

Speak directly with freelancers and explain your requirements.

100% satisfaction guaranteed

You have to approve the deliverables only if quality meets your expectations. If you arn’t happy, we’ll refund your money.

Project Management

Keep track of files and conversations in the user-friendly Workspace.

Flexible, secure payments

You can choose to pay either a fixed or an hourly fee based on your requirement.

How it works View full page
1

Post your Project (Free)

Your project details are safe, secure and visible only to logged-in users.

2

Get Quotes & Choose Experts

Discuss your requirements in detail with the experts before accepting the final statement of work from Kolabtree.

3

Collaborate

Pre-pay for your project and work with the expert to get your desired output. Keep track of files and conversations in the user-friendly Workspace.

4

Job Done!

Approve the deliverables once you're satisfied with the job done.