Languages Spoken: English Hindi Bengali Punjabi

G.S. MATHUR & Co. was established as a proprietorship firm on September 1st, 1950, by the Late Shri Gulab Singh Mathur, one of the pioneers of the profession and a leading Tax practitioner in New Delhi (India). The firm was converted into a partnership firm in 1964. We provide a wide range of professional services in the areas of Audit & Assurance including statutory audit, internal audit and due diligence, statutory compliance for various direct & indirect tax laws, setting up business in India, business process outsourcing, advisory & consulting services to corporate and non-corporate entities.

GSM assists clients in identifying challenges that can have an immense impact on their work and offers practical solutions. The original concept of service, predicated upon the personal attention of partners to the needs of the clients, has remain unchanged. Currently the firm is operating from its Head Office at New Delhi (India), with branches at five locations & associates all over India in several cities. The firm has eighteen partners & more than seventy professional & semi-professional staff.

Our primary goal is achieved through continuous improvement in our processes and systems by innovative methods, utilization of appropriate technology, total employee involvement, value additions to the clients & total compliance of regulatory frame work.

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Ajay Mathur

A Message from Managing Partner, Ajay Mathur

G.S. MATHUR & Co. (GSM) combines efficiency and technical expertise with intellectual and personal skills required to build close, successful client relationships.

Our team of highly trained professionals is dedicated to helping our clients to grow their business, increase their financial net worth and achieve their business goals. We deliver our exceptional services in a competent, responsible, courteous and innovative manner. We focus our clients to work “on their business” not “in their business.”

Thank you for taking the time to get to know us. We hope that you will gain a sense of our strengths, our culture and the value we place on serving our clients.

Contact Us

Languages Spoken: English, Hindi, Bengali and Punjabi


A-160, Defence Colony, Ground Floor, New Delhi 110024

+91 11 4155 4880

View firm's social media links

Firm Locations

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Primary Location

A-160, Defence Colony, Ground Floor, New Delhi 110024, India

Ajay Mathur, Managing Partner
+91 11 4155 4880

Nabha, Punjab, India

Krishan Madhav Bhawan, Circular Road, Nabha, Punjab 147201, India

Amit Kumar Das
+91 99 1026 0389

Jaipur, India

D-46/A, Jyotimarg, Mohanpath, Bapu Nagar, Jaipur 302015, India

Sanjeev Agarwal
+91 98 2901 1552

Ahmedabad, GJ, India

110, Hemkoot, Opp. Sanyas Ashram, behind LIC office, Ellisbridge, Ahmedabad, GJ 380006, India

Bhargav Vaghela, FCA
+91 99 1343 4584

Noida, Uttar Pradesh, India

D-229, Sector-47, Noida, Uttar Pradesh 201303, India

Nidhi Modi, ACA
+91 98 1027 0669

Lucknow, India

Shop No.516, Second Floor, Lekhraj Khajana Building, Near Neelgiri Complex , Faizabad Road, Lucknow 226016, India

Kamal Kumar Gangopadhyay, FCA
+91 93 1284 0463

People at G.S. MATHUR & Co.

Ajay Mathur Photo

Ajay Mathur

Managing Partner

Rajiv Kumar Wadhawan Photo

Rajiv Kumar Wadhawan

Thought Leadership by G.S. MATHUR & Co.