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Top Freelance Gray Literature Search Experts for Hire

Keighley R.

Oncology Consultant, Science Communicator, Educator | PhD Cancer Biology
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USD 75/hr
PhD
United States

Please refer to my LinkedIn, Google Scholar, or personal website for professional communication. I also conduct science communication and outre...

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USD 75/hr
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Pooja P.

Healthtech Strategist | Life Sciences Business Consultant | Research & Industry Reviewer
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USD 100/hr
Master of Science in Biotechnology
India

I am a healthtech professional turned business strategist, specializing in bridging the gap between academic research and commercial strategy i...

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USD 100/hr
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Dr. Ahmed E.

Medical Writer & Biostatistician | Systematic Reviews, Meta-Analyses, Editing, Statistical Analysis, Cardiology lead...
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USD 10/hr
Medical Degree (MD)
Egypt

I am Ahmed Elshahat, a senior MD candidate,...biostatistician, and experienced medical writer with a proven track record of delivering high-quality publications...

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USD 10/hr
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Belinda T.

MA Psychology | Academic & Applied Researcher | UX, Tech & Qualitative Research
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USD 15/hr
OU Virtual Study Abroad Program
Philippines

LinkedIn: https://www.linkedin.com/in/tan-belinda/ Hi, I’m Bel! I’m a freelance researcher with an MA in Psychology, specializing in Social Ps...

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USD 15/hr
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Majid T.

Scientific Editor and Reviewer
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USD 50/hr
PhD
Canada

I have several years of experience as a scientific editor and peer reviewer for a wide range of high-impact journals and international conferen...

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USD 50/hr
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Pragya R.

Global mental health researcher with 9+ years of experience leading mixed-methods and qualitative studies.
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USD 40/hr
PhD
United States

Trained in clinical psychology, global health, and public health; currently a PhD candidate completing a dissertation on mental health interven...

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USD 40/hr
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Farhan M.

Freelance Technical & Research Writer | Electrical Engineering Expert (4+ Years Experience)
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USD 10/hr
BSc Electrical Engineering
Pakistan

Understanding First, Solving Next. Hi, I'm Farhan, an Electrical Engineer, with 4+ years of professional experience in technical research,...

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USD 10/hr
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Dr. Tayyaba F.

“Ph.D. in Clothing & Textiles | Academic Writer | Researcher | Sustainable Textiles & Fashion Expert”
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USD 20/hr
Ph. D.
India

“I am Dr. Tayyaba Fatma, a researcher and academic writer with a Ph.D. in Clothing & Textiles....With 10+ years of research experience and over 10 publications in reputed journals, I specialize in sustainable...

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USD 20/hr
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Dr. Asnake A I.

PhD Public Health | food & nutrition | 10+ Years | Maternal & Child Nutrition | STATA, SPSS,
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USD 50/hr
PhD
Australia

PhD public health researcher with 15+ years delivering high-impact nutrition and food security projects across Ethiopia and Australia. I specia...

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USD 50/hr
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Dr. Robert B.

Freelance Research Fellow | Health & Social Sciences | Expert in mixed methods research and evidence synthesis
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USD 40/hr
PhD
United Kingdom

I’m a Research Fellow and Trial Manager at University College London & Associate Lecturer at University of Wolverhampton specialising in mi...

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USD 40/hr
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Dr. Lorenzo C.

Space scientist with solid background in both academia and industry.
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USD 50/hr
PhD
Australia

Space science and technology. CFD and numerical simulation techniques.

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USD 50/hr
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Jacob H.

Chemical & Biomanufacturing Engineer | Technical Researcher & Writer | Process Optimization & Energy Modelin...
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USD 75/hr
M.S. Chemical Engineering
United States

I’m a chemical engineer with a strong background in chemistry, biomanufacturing, and pharmaceutical manufacturing operations. I have extensive ...

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USD 75/hr
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Deepak D.

Regulatory Affairs Consultant | Expert in FDA 510(k), CDSCO Licensing, ISO 13485 QMS & SaMD Compliance
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USD 50/hr
Master in Pharmacy
India

Highly motivated Regulatory Affairs professional with strong expertise in U.S. FDA 510(k) submissions, Indian import licensing (CDSCO), ISO 134...

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USD 50/hr
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Dr. Robert M.

Research Fellow on Disinformation and Nation-State Resilience; Sociology; Public and Social Health; Pos...
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USD 75/hr
PhD
Australia

PhD in Sociology; 17 years as a Lecturer/Researcher (qualitative) in the Australian university system; Current research project on "COVID...

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USD 75/hr
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Nicole D.

Research Scientist | Biology, Ecology & Environmental Science | Data Analysis, Writing & Research Support
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USD 55/hr
M.Sc (Master of Science)
United States

I am a Research Scientist with a Master of Science (research thesis) and over eight years of experience spanning molecular and cellular biology...

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USD 55/hr
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Spencer D.

Academic Editor & Strategy Consultant | Ex-Wall Street Exec | Expert in Public Finance, Business
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USD 92/hr
Accounting Global
United States

I am a seasoned academic and consultant with over 15 years of experience in business education, policy research, and economic strategy. As a...former Assistant Professor, I taught undergraduate and graduate courses in finance, economics, and public...

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USD 92/hr
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Zafar I.

Expert Cement QC & Lab Manager | ASTM/EN/ISO Compliance | Cementitious Product R&D | QMS, SOP & Quality Work...
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USD 25/hr
M.Sci. Chemistry
Pakistan

With 20 years of dedicated expertise in the grey and white cement industry, I am a results-driven R&D and Quality Control Manager who bridg...

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USD 25/hr
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Patricia N.

PhD in Aquatic Ecology | Meta-Analysis, Systematic Reviews & Statistical Analysis with R
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USD 30/hr
Doutorado em Ecologia.
Brazil

PhD in Ecology from the Federal University of Rio de Janeiro (UFRJ), Master’s in Ecology from the Federal University of Juiz de Fora (UFJF)....Postgraduate degree in Public Health Management from the Fluminense Federal University (UFF) and Bachelor...

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USD 30/hr
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Dr. Tulu Tefera H.

MD, MPH | Systematic Reviews, Meta-Analysis & Biostatistics | Medical & Grant Writing
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USD 50/hr
Degree of doctor of medicine
Hungary

Medical Doctor (MD) and Master of Public Health (MPH) with hands-on experience in evidence synthesis, biostatistics, medical writing, and resea...

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USD 50/hr
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Gabrielle E.

Food and Climate Education | Curriculum Development
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USD 100/hr
Doctor of Philosophy
Sweden

Experienced researcher, educator, and curriculum designer who is passionate about empowering citizens to become agents agents of positive chang...

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USD 100/hr
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Ruan F.

Editor, writer, and researcher delivering clear, impactful work with precision and purpose.
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USD 50/hr
Copy-editing. Completed a rigorous 100-hour course in the copy-editing of creative, academic, and digital texts, with particular emphasis on grammatical precision, structural improvement, and respect for authorial voice.
South Africa

Aesthetic: Earthy elegance — muted greens, rustic reds, natural textures. Communication Style: Clear, structured, practical, friendly. Strength...

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USD 50/hr
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Dr. Armela T.

Environmental Consultant | Water & Soil Pollution Expert | Science-Based Solutions for Environmental Protection
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USD 75/hr
Doctorate
Germany

Environmental consultant with 8+ years of experience in pollution monitoring, source tracing, and regulatory compliance. Specialized in passive...

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USD 75/hr
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Marwa M.

Freelance Public Health Researcher | Expert in Systematic Reviews (Protocol Design, Data extraction and
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USD 25/hr
B.S. in Global Health; Biology Track (by DKU), B.S. in Interdisciplinary studies; Global Health, Biology (by Duke)
Morocco

I recently graduated with a dual degree from Duke University and Duke Kunshan University (DKU), majoring in Global Health with a track in biolo...

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USD 25/hr
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Navin J.

Sustainability & Circular Bioeconomy Researcher | LCA Carbon Footprint Waste Valorization Expert
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USD 30/hr
Masters in Engineering
Nepal

I am a PhD researcher in Environmental Engineering at Kathmandu University, Nepal, with a strong academic and professional focus on sustainabil...

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USD 30/hr
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Dr. ANUJ R.

Scientific writer & biologist skilled in data analysis, GraphPad Prism, and research publication.
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USD 60/hr
Master of Science (M.Sc.) in Zoology, with specialization in Endocrinology
India

I am a postgraduate researcher with an M.Sc. in Zoology, specializing in Endocrinology. My current work focuses on bone biology and metabolic d...

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USD 60/hr
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Kolabtree is the leading online freelance marketplace for Gray Literature Search experts. Post your project, get bids, and hire qualified experts quickly and easily.

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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.

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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.

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Contact experts directly

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

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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.

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Job Done!

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