About Us

We are a passionate engineering consultancy & turnkey solution provider with capabilities to handle multi-dimensional, large scale assignments that make us notable. Our very specialized, in-house talent pool comprising of Engineers & Technocrats from the structural and the construction engineering industry can provide holistic solutions under-one-roof making us distinctive.

We, as a leading consultancy and turnkey solution provider, offer specialized Structural Engineering & Design & Build Services in Structural strengthening, to the construction Industry, giving solutions for both the new, under construction and the existing buildings.

We are always on the realm of continuous improvement through, honest and consistent efforts.

We offer Turnkey solutions in both Structural Strengthening – Crack Repair, Retrofitting, Floor Vibration Control & Seepage control and Rapid Construction Technology thus providing total Design and Build services for the project.


To be the most valued and reliable professional consultant and contractor offering the most suitable engineering, managerial and executable solution.


Provide precise and appropriate engineering and construction solutions to serve the community, within a definite framework and be recognized globally as proficient consulting engineers and contractors.


We provide Quality Engineering Design & Contracting Services to Real estate industry by thoroughly studying the needs of the clients and analyzing requirements. We optimize material consumption and assist in speeding up construction through applied mathematics leveraging SMART technologies.

18 M+
Square Feet in Progress
Experience in Million Sqft
Rajesh s Shirakol ceo
Rajesh S. Shirakol

Rajesh is a qualified structural engineer, who has completed his M.Tech (str) from IIT Kharagpur. He is in the industry since past 2+ decades. Most of his experience is as a structural engineer and he is good in optimized and sustainable designs. His expertise spans through Concrete, Steel, Composites and Precast. He is strong in Finite Element Analysis and simulating behavior well before analysis 3D model is built. He has delivered 40+ million square feet of buildings in his career.

He emphasizes and adopts working as a great team.He was a faculty in an engineering college for a very long duration teaching undergraduate and post graduate students. He is strong believer of star team rather than stars in a team. He trains the engineers in classical mathematical solutions of complex structures. He likes to share knowledge and is a vivid reader.

He believes in delivering sustainable designs and strengthening the existing ones to enhance the life of structure.

He is the Principal consultant, founder member and CEO of RREN.

Founder, Director - Operations
Nidhi Shetti

B.Tech in Construction Technology from CEPT University, Ahmedabad and a Post-Graduate in Advanced Construction Management from NICMAR, Pune, she is an alumna of Indian Institute of Management, Bangalore and has got over a decade and a half of experience in Project Management. Having worked with renowned PMCs like Colliers International and developers from the city, she has delivered a lot of prestigious commercial & high-rise residential projects. She is specialized in Project Operations, Project Cost Control, People Management, Budgeting to name a few.

She is a strong believer of workplace ethics and teamwork and is always on the realm of driving the same into the team at all levels. She believes in delivering timely, customized, value engineered solutions to the client to foster Total Customer Satisfaction.

Nithi shetti
RREn values
Focus on Customer Satisfaction
Procedural Excellence with Professional Ethics
Social Responsibility
Organizational and Individual Growth