Which Indian companies specialize in production and supply of bitumen emulsions?

India has multiple established producers and regional suppliers, including public-sector oil companies and private manufacturers. Selection should be based on consistent grade availability, conformance to relevant standards, documentation, and logistics capability rather than name alone. For procurement, request recent certificates of analysis, storage stability data, compatibility recommendations for local aggregates, and evidence of in-house QC facilities. Supplier reliability often depends on terminal proximity and the ability to support large projects consistently.