What We Do

Learn more about the processes we adopt to create positive changes across Africa using data.

Our Services

Integrity guides our every action. We adhere to the highest ethical standards, building trust through transparency, accuracy and respect for the individuals represented in the data.

Monitoring, Evaluation, Accountability and Learning

–  Third Party Monitoring
–  Impact Assessment
–  KPI Monitoring
–  Program Evaluation (Baseline, Midline, Endline)


–  Formative Research
–  Implementation Research
–  Market Research (Survey)

Data Management

–  Data Collection
–  Data Processing
–  Data Analysis and Visualization
–  Data Literacy Workshop
–  Data Security

Costing (One Health Tool)

–  Scenerio Setting
–  Intervention Costing
–  Forecasting

System Strengthening

–  Capacity Building
–  Organizational Assessment
–  Leadership Development

Our Values

What we value most in the work we do at Preston Associates.


We are consistent and uncompromising in our work standards and ethics.


Our skilled teams of professionals ensure a high level of quality for all our project outputs.


We employ latest technologies to ensure projects are completed within the least probable time and at the least cost to the clients without compromising on quality.

Our Products

Iwadii is a data collection app aimed at the uninitiated in the research sphere. It features tools for creating surveys, sharing them with team members, collecting data, analyzing it, and exporting it to third party spreadsheet applications. The app also allows for the collection of data even while offline, to be synced with the rest of the team when an internet connection is re-established.

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