- ABB
- A2Z Infraservices
- Aadvika Engineers
- ACC ltd
- Adage Automation
- Afcons Infrastructure Ltd.
- AIC Labs
- Ajax Fiori
- Allan Smith Engg
- Alpha Engineering & Services
- Ambuja Cement
- AMCL Machinery
- Apconic Software Pvt Ltd
- Ashtech India
- ATS Conveyor
- Avichal Corporations
- Aviva Life Insurance
- Axis Capital
- BA Tec Services Pvt. Ltd.
- Bagalkot Cement & Industries
- Balaji Enterprise
- Balmer Lawrie
- BASF
- BHS-Sonthofen India
- Binani Cement
- Birla Corporation
- Bonfiglioli Transmission Pvt Ltd
- BQB Infra Technorium
- Bureau of Indian Standards (BIS)
- Bureau Veritas
- BWF Tec
- Carborandum Universal
- Carl Bechem
- Cement Corporation of India
- Century Textiles
- Chemtrols Industries Limited
- Chongqing Gearbox
- Clair Engineers
- Claudius Peter
- CLSA India
- Cement Manufacturers Association
- Con-Weigh Systems
- Control Prints
- Crompton Greaves Limited
- Dalmia Bharat Group
- Dalmia Refractories
- DCL Bulk handling
- Deccan Cement
- Diffusion Engineers Limited
- DIPP
- Dolat Capital
- DSP Black Rock
- Eastman Logistics & Infrastructure
- Ecodea Projects & Control Pvt Ltd
- Ecomak Systems
- Elektromag Devices
- Emami Cement
- Enexco
- ERC Chemtrols
- Ercom Engineers
- Essar Oil
- Essel Group
- EWAC Alloy Ltd
- F.L. Smidth
- Filter Concept Pvt Ltd
- FMT Engineers
- Fuchs Lubricants
- General Carbon
- GEOcycle
- Global Sleeve
- GSR Marketing
- HDFC Mutual Fund
- HEICO
- Hi-Bond Cement
- Hinditron Corporate Systems Pvt Ltd
- Holtec
- HPCL
- I R Technology
- Idea Holdings
- IDFC Bank
- IGUS India
- IKN Engineering
- India Chapter of Amrican Concrete Institute
- Indian Society of Structural Engineers
- Inditech Systems
- Insmart Systems
- Intech Engineers
- IOCL
- Ion Exchange (I) Ltd
- ISL
- Jaysons Chemicals
- JK Cement
- JK Lakshmi Cement
- Jyotech Engineering
- KCP
- KHD Humboldt Wedag India Pvt Ltd
- Kline Consulting
- Knowell International
- Kraftpowercon India Pvt Ltd
- Krishna colours
- L&T Construction ( Buildings & Factories )
- L&TECC
- Larsen & Toubro
- Lechler India
- Lilanand
- LNVT
- Lohia Corp Limited
- Magotteaux Industries
- Mahakoshal Refractories Pvt Ltd
- Mahavir Corporation
- Malvern Aimil
- Mangalam Cement Ltd
- Mantri Realty
- Martin Engineering
- Maruti Associates
- Maruti Eltech
- Meher Trailors
- Metal Karma
- NCCBM
- NCCCL
- NCL Industries
- OCL
- Orient Cement
- OSM Projects
- Penta India
- Petron Engineering
- Phillip Capital
- PP Minerals
- Premium Transmission
- Pressurejet System
- Prism Cement
- Priyadarshini Polysacks Ltd
- Promac Engineering
- Raj Cover Blocks
- Raje Structural Consultant
- Ramco Cement
- Ratnabali Capital Markets Pvt.Ltd
- Ready Mix Construction Machinery
- Reliance Cement
- Reliance Mutual Fund
- Ringfeder Power Transmission
- Saboo Engineers Pvt Ltd
- Sany Heavy Industry India Pvt Ltd
- SBI Capital Markets
- Secmec Consultant
- Shanthi Gears Ltd
- Shirish Patel & Associates Consultants
- Private Limited
- Shivji Valji Sheds
- Shri Chakra Cement Ltd
- Sinoma Science & technology
- Solcon Engineers
- Sundaram Mutual Fund
- Supreme Non Woven
- Swajit Engineering Pvt. Ltd.
- Swam Pneumatics
- TamilNadu Cement
- Tata Projects
- Tenova India Pvt Ltd
- Thyssenkrupp Industries
- Timken India Ltd
- TPP Boilers
- Tractebel Consulting
- Uflex Ltd
- Ultratech Cement
- Universal Axis Lifting Solutions Pvt Ltd
- Universal Construction
- Valvoline Cummins
- Vinod Chemicals
- Walchandnagar Industries
- Wallplast Product
- WAM India
- Zawawi Gypsum
- Zuari Cement