Johnstone Mainya

Johnstone Mainya: Email & Phone Number

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Project Officer- 2030 WRG-Kenya Program at The World Bank Group|Nairobi County, Kenya

Position:

Project Officer- 2030 WRG-Kenya Program at The World Bank Group

Location:

Nairobi County, Kenya

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Last updated: 2026-04-30
Updated: 2026-04-30

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Work Experience 12 years

Project Officer- 2030 WRG-Kenya Program at The World Bank Group

Oct 2020 - Current

National Head of Programs at Hydrological Society of Kenya

Nov 2020 - Jul 2023

Country Water Management Supervisor at Tullow Oil

Oct 2019 - Jul 2020

Consultant - Water and Sanitation at County Government of West Pokot

May 2019 - Oct 2019

Technical Advisor, International Water Stewardship Programme (IWaSP) at Deutsche Gesellschaft für Internationale Zusammenarbeit (GIZ) GmbH

May 2017 - Dec 2018

Hydrologist at Hydrosans Services Ltd

Jan 2014 - Sep 2015

Johnstone Mainya started working in 2014, then the employee has changed 5 companies and 5 jobs. On average, Johnstone Mainya works for one company for 2 years 1 month.

Their professional focus is Analytical Skills, Circular Economy, and Climate Change across 3 core areas.

Education

Master of Science (MSc.) at PAUWES - Pan African University Institute of Water and Energy Sciences (including Climate Change)

Bachelor of Science in Earth Sciences with I.T. at Maseno University

Hydroaid - Water for Development Management Institute

Spring School and Workshop at Cologne University of Applied Sciences

Spring School and Workshop at The University of Bonn

Frequently Asked Questions

What is Johnstone Mainya's email address?

SignalHire found a verified business email address for Johnstone Mainya: **@worldbank.org.

What is Johnstone Mainya's phone number?

SignalHire found a verified phone number for Johnstone Mainya: +254-***-***-4353.

How do I contact Johnstone Mainya at The World Bank Group?

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What is Johnstone Mainya's professional background?

Johnstone Mainya has 12 years of professional experience. They have held roles including National Head of Programs, Country Water Management Supervisor, and Consultant - Water and Sanitation at companies such as Hydrological Society of Kenya, Tullow Oil, and County Government of West Pokot. Their education includes Master of Science (MSc.) from PAUWES - Pan African University Institute of Water and Energy Sciences (including Climate Change), and Bachelor of Science in Earth Sciences with I.T. from Maseno University.

Is Johnstone Mainya's contact information up to date?

Yes. Johnstone Mainya's SignalHire profile was last updated on 30 April 2026, reflecting their current position as Project Officer- 2030 WRG-Kenya Program at The World Bank Group in Washington, DC, United States.

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