Impact Assessment Consultant

Job Summary

Diamond Development Initiatives (DDI) is a distinguished not-for-profit organization dedicated to fostering sustainable development and enhancing livelihoods across Nigeria. With a steadfast commitment to grassroots empowerment and community-driven initiatives, DDI has emerged as a leading development service provider in the country.

DDI recently concluded its involvement in a segment of the USAID-funded Feed the Future Nigeria Rural Resilience Activity, operating as a sub-recipient under Mercy Corps Nigeria. This initiative focused on empowering 12,000 smallholder farmers selected from over 400 producer organizations and cooperative groups spread across Borno, Adamawa, Yobe, and Gombe States.

Having successfully executed the EIF project, DDI is now seeking to conduct an impact assessment to evaluate its outcomes and effectiveness comprehensively. This assessment will provide valuable insights into the project’s performance and guide future interventions aimed at fostering sustainable development within the agricultural sector.


Job Deliverables

The consultant shall deliver the following:

  • Impact assessment questionnaire shared with stakeholders for review and approval before data collection.
  • Detailed impact assessment report outlining key findings, insights, and recommendations. The report should include an analysis of climate-smart practices adoption, business performance, and value chain dynamics.
  • Evidence of improved management and financial systems within VSLAs. 
  • Business performance analysis, including income generation activities, and economic indicators.
  • Assessment of the impact of partnerships and supply chain relationships, including the value of grain sales and transactions between value chain actors.

The impact assessment is expected to be completed within 2 weeks of engagement.


The consultant or consulting firm should possess the following qualifications:

  • Demonstrated experience in conducting impact assessments, preferably in the agricultural sector or rural development context.
  • Expertise in quantitative and qualitative research methods, data analysis, and report writing.
  • Familiarity with climate-smart agriculture, smallholder farming systems, and value chain dynamics.
  • Ability to engage with diverse stakeholders and facilitate participatory data collection processes.

The consultant shall provide a detailed budget breakdown as part of the proposal.

Evaluation Criteria:

Proposals will be evaluated based on the consultant’s qualifications, experience, proposed methodology, budget, and understanding of the project context and objectives. The selected consultant or consulting firm will be notified within 2 working days after the deadline date for proposal submission.

Submission of Proposals:

Interested consultants or consulting firms are invited to submit their proposals, including a technical and financial proposal, by April 30, 2024. Proposals should be sent to

Do you have questions? Call or visit us.

+(234) 803 276 4536,
Suite D6, 3rd Floor, Rukayyat Plaza Plot 93, Obafemi Awolowo Way Jabi District, Abuja. Federal Capital Territory, Nigeria.;


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