As you want to get some Training Companies for Electrical and Electronics Engineering in West Bengal so there are few companies which are offers training which I am giving you here:

Robolearners Technology Pvt. Ltd.
Patia, Bhubaneshwar, Odisha 751024 ‎
094395 83649

SakRobotix Lab Pvt. Ltd.
Plot no-768,first floor, Saheed Nagar,Near INOX, Sahid Nagar, Bhubaneshwar, Odisha 751010 ‎
095831 48026

Ascom wireless Engineering Services - Kolkata, West Bengal

Systrom India Technology Pvt Ltd - Salt Lake City, West Bengal

Terabyte Staffing - Kolkata, West Bengal

Core Career Pvt Ltd - Kolkata, West Bengal

Here I am giving you some training companies in India:

TCS
3i Infotech
7Seas Tech
Acropetal Tech
AGC Networks
Aptus Ind
Ashok Leyland
BEL
BHEL
Bioxcel
Blue Star Info
Coal India
Cyient
Dynacons Tech
Escorts
Essar
Financial Tech
Geometric
Godrej & Boyce
HCL Tech
Healthfore Tech
Hexaware Tech
Hinduja Global
Hinduja Venture
HPCL
Hughes Systique
ICSA
Infinite Comp
Infosys
Intellect Desig
IOCL
John Deere
L&T Construction
Mahaveer Info
Mahindra & Mahindra
Mastek
Mindteck
Mindtree
MphasiS
NHPC
NIIT Tech
NTPC
ONGC
Oracle Fin Serv
Oripro
Panacea
Persistent
Polaris Consult
Punj Lloyd
Ramco System
Reliance
Rolta
SAIL
Saksoft
Sasken Comm
Siemens
SQS India BFSI
Tata Elxsi
Tech Mahindra
Wipro
Zensar Tech