About Denzong Construction & Infra Projects Pvt. Ltd.
Our Background
Denzong Construction & Infra Projects Pvt. Ltd., established in 2016 under the Denzong Group, is a trusted construction and infrastructure company in Sikkim with a legacy of experience spanning more than three decades. Since inception, we have been committed to delivering world-class construction projects with a strong focus on quality, safety, and timely execution.
What We Do
The Denzong Group is a diversified organization with expertise across multiple segments of the construction industry. Our services include construction of roads, bridges, footpaths, public and residential buildings, commercial spaces, steel structures, and excavation works. To ensure quality control and timely delivery, we operate our own iron and steel fabrication unit along with an aggregate crushing plant, enabling us to support projects with in-house material supply.
We specialize in executing government contracts, residential buildings, commercial complexes, industrial projects, road works, and bridge construction. Backed by a team of highly skilled engineers, architects, and technical professionals, we combine modern construction technologies with decades of practical experience to deliver sustainable, durable, and cost-effective infrastructure solutions.
Our Mission & Growth
Our mission is to provide innovative, reliable, and cost-effective construction services while maintaining transparency and long-term trust with our clients. Over the years, we have successfully completed numerous projects that reflect our commitment to excellence. We are also an emerging player in the residential construction segment, with the successful completion of several key projects in Siliguri, West Bengal.
Leadership & Experience
The company was incepted under the strong vision and leadership of Mr. Ashok Gupta, who brings over 25 years of experience working with major public and private sector organizations. His association includes projects executed for departments such as U.D.H.D (Sikkim), P.W.D (Sikkim), P.H.E (Sikkim), Sikkim Tourism Department, I.C.A.R, I.T.B.P, P.M.G.S.Y, Power Grid Corporation of India, C.P.W.D, and leading organizations including Godrej & Boyce Manufacturing Co. Ltd., Ultratech Cement Ltd., Manipal Hospital Sikkim, among others.
Vision for the Future
Guided by visionary leadership and a future-focused strategy, Denzong Construction & Infra Projects Pvt. Ltd. continues to build landmark projects and set new benchmarks in the construction and infrastructure sector in Sikkim and Siliguri.
Our Mission
Our Vision


What We Services and Offering
Construction Services
- Roads
- Black topping
- White topping
- Concrete Pavement
- Highways
- PMGSY
- Bridges
- Box type Culverts
- Precast Bridges
- Suspension Bridges
- Buildings
- Residential (Government / Private)
- Commercial Apartments
- Auditorium
- Industrial Factory
- PEB
- Power Substations
- Steels Structures
- Equipment Hiring
Aggregate Supply
Types of Aggregates Supplied
- Crushed Stone (Stone Chips)
- 40 mm aggregate
- 20 mm aggregate
- 10 mm aggregates
- Sand (Coarse & Fine)
- Gravel & Boulders
- Dust & Quarry Products
Engineering & Design
- Architectural Planning & Structural Designing
- Project Cost Estimation & Consultancy
- Interior & Exterior Designing
Project Management
- Turnkey Project Solutions
- Site Supervision & Quality Assurance
- Time-bound Project Execution
Specialized Works
- Earthwork, Excavation & Land Development
- Concrete, Steel & Structural Fabrication
- Waterproofing, Flooring & Finishing Solutions
Construction Workers
Completed Projects
Running Projects
Since
Why Choose Us?
Decades of Industry Experience
Backed by more than three decades of collective experience within the Denzong Group, we bring deep technical understanding and practical execution expertise to every construction and infrastructure project we undertake.
Strong Regional Knowledge
Our long-standing presence in Sikkim and Siliguri gives us valuable insight into regional terrain, regulatory frameworks, and project execution challenges, enabling us to manage construction activities efficiently and responsibly.
In-House Infrastructure & Resources
With our own iron and steel fabrication unit and aggregate crushing plant, we maintain better control over quality, timelines, and material availability, ensuring consistent project delivery.
Proven Leadership & Professional Team
Under experienced leadership and supported by skilled engineers, architects, and technical professionals, we follow structured project management practices aligned with industry standards.
Quality, Safety & Transparency
We follow strict quality control measures, safety protocols, and transparent working processes across all projects, building long-term trust with clients and stakeholders.
We have a professional team of construction workers and auditors for your company
Construction Services
Engineering & Design
Project Management
Aggregates Supply
Land Development
