Market survey and detailed Market Research for SaaS (cloud) based platform.

We are building a software as a service platform (cloud) aimed for civil infrastructure services like water supply, sewerage and wastewater, solid waste management, transportation planning, river health, and so on. Variety of tools will be hosted on this cloud platform (website) which will be useful for engineers and planners. This platform is aimed at different kinds of users such as planners, designer, engineering experts, infrastructure consulting and construction companies, government bodies and so on. The subscription will be provided to access the website.
A detailed market research is to be conducted for identifying the array of users, their choices and preferences, currently used software by them, detailed requirements from the software, etc.
The market research is expected to define user preferences and What user wants?Different kinds of surveys shall be conducted. Some interviews of expected users could also help.
The freelancer is expected to adopt following methodology; 1. Understand the overall project. 2. Formulate the strategy for market research. 3. Conduct the detailed surveys and research. 4. Prepare and submit the detailed report.