M
Himalayan Aangan Interiors Pvt LTD
Est. 2009 — Engineering · Architecture · Construction

BuildingTomorrow'sLandmarks.

Engineering excellence through innovative construction, modern infrastructure, and timeless architecture across 35 cities.

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250+
Projects
15
Years
100+
Engineers
35
Cities
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Our Story

Sixteen years.
One obsession.

From a Brooklyn studio to a national practice — every project driven by the same conviction.

Read our story
2009

Founded

Three engineers, one studio in Brooklyn, a single residential commission.

2013

First Tower

Delivered our first 28-story luxury residential tower ahead of schedule.

2017

National Expansion

Opened regional offices in Chicago, Los Angeles, and Miami.

2021

Infrastructure Division

Launched civil infrastructure practice with $2B portfolio in year one.

2025

Global Studio

35 cities, 100+ specialists, redefining what construction can be.

What we build

A full-spectrum
construction studio.

Six integrated disciplines delivering end-to-end project execution.

Residential Construction
01

Residential Construction

From intimate private residences to landmark multifamily towers, our residential practice combines architectural sensitivity with structural rigour. Every project begins with a deep understanding of how our clients live, work, and inhabit space — translating their aspirations into structures that stand for generations. Our portfolio spans boutique single-family residences, high-rise luxury towers, and master-planned communities, each executed with the same obsessive attention to materiality, craft, and performance.

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Commercial Construction
02

Commercial Construction

We deliver commercial environments that perform — for brands, for people, and for the bottom line. Our commercial team treats every project as a strategic asset, engineered for operational excellence and long-term value. From Fortune 500 headquarters to boutique hospitality destinations, we bring the same rigour to every scale. Each project is a balance of programmatic complexity, brand identity, and construction discipline, delivered on time and on budget without compromise.

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Infrastructure
03

Infrastructure

Our infrastructure division brings private-sector discipline to public works. We deliver bridges, transit corridors, and civic systems that serve communities for generations, with uncompromising attention to safety, durability, and budget. Every project is managed with the transparency and accountability that public trust demands, from major transit hubs to critical water and utility networks that form the backbone of modern cities.

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Interior Fit-Out
04

Interior Fit-Out

Our interior fit-out practice transforms raw space into crafted environment. We work with leading architects and designers to execute interiors that demand precision — from museum galleries and luxury retail to executive workplaces and hospitality spaces. Our in-house joinery and millwork division brings an unmatched level of craft to every project, working with stone, metal, timber, and glass to create spaces that feel as exceptional as they perform.

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Architectural Design
05

Architectural Design

Our in-house design studio bridges the gap between vision and execution. From master planning to building detail, our architects collaborate directly with our engineering teams, ensuring every design decision is grounded in construction reality. This integrated approach eliminates the traditional disconnect between design and delivery, producing buildings that are not only beautiful but buildable — designed with an intimate understanding of materials, methods, and cost from the very first sketch.

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Renovation & Restoration
06

Renovation & Restoration

We breathe new life into existing structures. Our renovation and restoration practice respects the fabric of what came before while engineering for the demands of tomorrow — from landmarked buildings to complex structural retrofits. We specialise in adaptive reuse that preserves character while introducing contemporary performance standards, seismic resilience, and energy efficiency. Every restoration is a dialogue between history and innovation.

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Featured Projects

Selected work,
built to outlast.

Aurelian Heights

Manhattan, NY

Aurelian Heights

Residential$240M2024
Meridian Atrium

Chicago, IL

Meridian Atrium

Commercial$180M2023
Cascade Crossing

Seattle, WA

Cascade Crossing

Government$520M2024
The Onyx Residence

Los Angeles, CA

The Onyx Residence

Residential$95M2025
Why Choose Us

Five reasons our clients
stay for decades.

01

Engineering Precision

Tolerance measured in millimeters. Outcomes measured in decades.

02

Sustainable Construction

LEED Platinum standard across 80% of active portfolio.

03

Experienced Workforce

Average tenure of 11 years among senior project leadership.

04

Safety Standards

Zero lost-time incidents across last 18 months of operations.

05

Timely Delivery

94% of projects delivered on or before contracted completion.

Process

From first sketch to
final handover.

01

Consultation

Discovery sessions to align vision, budget, and engineering reality.

02

Planning

Feasibility, zoning, and risk modeling completed before a line is drawn.

03

Design

Integrated architecture and engineering inside a single coordinated studio.

04

Construction

On-site execution led by senior project managers with full transparency.

05

Delivery

Commissioning, handover, and a 10-year structural warranty.

Testimonials

Words from the people
we've built with.

“

They didn't build a tower. They built the most disciplined operation I've ever worked with.

Helena Marsh
Principal, Marsh Capital
“

Every detail considered. Every deadline kept. They make hard look effortless.

Daniel Okonkwo
CEO, Lattice Hospitality
“

We came for the portfolio. We stayed for the engineering mindset.

Sofia Reyes
Director, Civic Works Authority
Our team

The people behind
every landmark.

Four partners, six decades of combined experience, one vision.

Helena Marsh

Helena Marsh

Principal & Founder

Thirty years of construction leadership across five continents. Helena founded Himalayan Aangan Interiors Pvt LTD with a simple belief — that great buildings demand great accountability.

Daniel Okonkwo

Daniel Okonkwo

Director of Operations

Daniel oversees project delivery across all six disciplines. His background in civil engineering and MBA in construction management keeps every project on time and on budget.

Sofia Reyes

Sofia Reyes

Head of Design

Sofia leads our in-house design studio, bridging architecture and engineering. Her work has been recognised by the AIA and featured in Architectural Digest.

James Whitfield

James Whitfield

Chief Engineer

A structural engineer with a passion for pushing boundaries. James has engineered some of the most technically complex structures on the eastern seaboard.

Contact

Tell us about your project.

Every great structure starts with a conversation. Expect a response within one business day.

Studio
448 Greenwich St, Floor 6 · New York, NY 10013
Email
hello@monolith.co
Phone
+1 (212) 555-0144