Est. 1972 · Raniganj, West Bengal ISO 9001 · 14001 · 45001 Notified Exploration Agency · Category A

Who We Are // Our Journey

From Coal Transporter to Mining Solution Provider.

The journey of Maheshwari Mining Pvt Ltd from a coal transportation contractor to a mining solution provider has been achieved in the last fifty years.

Since
1972
Raniganj coalfields
Main shafts
38
Sunk, deepened, expanded
CEW
1997
Established
Metal mining
1999
First chromite contracts

01 // Milestones

Fifty Years Underground

  1. 1972

    Founded in Raniganj

    Maheshwari Mining begins as a coal transportation contractor in the Raniganj coalfields.

  2. 1973

    Shaft sinking & coal mining

    Shaft sinking and coal mining in and around the Raniganj coalfields.

  3. 1973 →

    38 main shafts

    Sinking of 38 main shafts along with deepening and expansion of different shafts, and inclines developed for Eastern Coalfields Ltd.

  4. 1997

    Central Engineering Works

    Our modern Central Engineering Works (CEW) is established at Raniganj.

  5. 1999

    Into metal mining

    MMPL forays into metal mining with mine-development contracts for chromite mines.

  6. 2000s

    More minerals

    Operations expand to copper, zinc, uranium and manganese.

  7. 2011

    Borehole geophysics

    Geophysical logging of boreholes is inducted.

  8. 2021

    Notified Exploration Agency

    Category A notification from the Ministry of Mines; QC-NABET certification for coal geological reports.

  9. 2024

    National recognition

    ASSOCHAM awards for Best Emerging Exploration Agency and Excellence in Maintenance Systems.

02 // Then & Now

How the Work Has Grown

Illustration: early shaft sinking with steam winder, Raniganj coalfieldsArchive: early shaft sinking, Raniganj
Illustration: twin-boom drill jumbo at a hard-rock development faceToday: mechanised development face

Engineering desk // Raniganj

Planning a Shaft, Drivage or Exploration Programme?

Share the scope with our engineering desk at Raniganj. We respond with a feasibility note, method statement and mobilisation plan.