Contact
Get in touch with our team.
Three regional offices across Bihar. Dedicated desks for partnerships, tenders, careers and general inquiries — every channel actively monitored during business hours.
Diarch Group / Bihar · IndiaScroll to explore
Headquarters
Diarch House, Patna
R-Block, Patliputra Industrial Area,
Patna, Bihar 800013 · India
Our Offices
Three regional offices, full-state coverage.
Each regional office maintains its own site execution, procurement and compliance teams — placed within four hours of every active project.
Patna (Headquarters)
Diarch House, R-Block, Patliputra Industrial Area, Patna, Bihar 800013
Muzaffarpur — Regional Office
A-7, Tirhut Industrial Area, Muzaffarpur, Bihar 842002
Bhagalpur — Regional Office
C-12, Eastern Industrial Estate, Bhagalpur, Bihar 812001
Frequently Asked
Questions our partners ask.
Brief answers to the most common partnership, contracting and compliance questions.