GreenTech Modelers
GreenTechModelersENERGY MODELING & SERVICES

Software & Tools

Industry-gradetools.Provenmethodology.

We use purpose-selected simulation platforms, estimation tools, and BIM software - each chosen for precision, compliance alignment, and proven reliability across hundreds of projects.

8 Core Tools8 Compliance Standards4-Step Process100+ Projects

Energy Simulation

Energy Simulation

Advanced simulation platforms for whole-building energy analysis, HVAC load calculations, and performance optimization.

eQuest

Energy Simulation

DOE-3.65 based whole-building energy simulation tool for detailed hourly analysis of building energy use. Industry standard for 179D compliance modeling.

Why we use it

Preferred for IRS 179D submissions due to DOE-3.65 engine accuracy and widespread acceptance by certifying authorities.

DesignBuilder

Energy Simulation

Comprehensive building performance simulation with EnergyPlus engine. Supports energy, daylight, CFD, and HVAC optimization in a unified interface.

Why we use it

Enables integrated energy + daylight analysis in a single model, reducing coordination time and improving consistency across deliverables.

IESVE

Energy Simulation

Integrated Environmental Solutions Virtual Environment - a multi-physics simulation suite covering energy, daylight, airflow, and compliance.

Why we use it

Its integrated module architecture allows seamless switching between energy, daylight, and thermal comfort analysis without re-modeling.

MEP Estimation

MEP Estimation

Specialized takeoff and estimation tools for mechanical, plumbing, and HVAC systems - delivering bid-ready quantities with industry-standard pricing.

FastPIPE

MEP Estimation

Piping estimation software for accurate material takeoffs of plumbing and hydronic systems. Generates detailed bills of material with labor hours.

Why we use it

Delivers precise pipe-fitting-valve quantities with MCAA labor standards built in, enabling 3-day turnaround on projects up to 40,000 sqft.

FastDUCT

MEP Estimation

Ductwork estimation tool for HVAC sheet metal and flex duct takeoffs. Produces detailed material lists with fabrication and installation labor.

Why we use it

Integrates seamlessly with FastPIPE for combined mechanical estimates. Labor pricing aligns with MCAA standards and material pricing with Harrison.

CostX

MEP Estimation

Comprehensive BIM-based estimation software for MEP and general construction. Supports 2D takeoff, 3D model-based quantification, and cost database integration.

Why we use it

Enables model-based estimation directly from Revit models, reducing manual takeoff time and improving accuracy. Integrates with major cost databases for up-to-date pricing.

BIM & Design

BIM & Design

Building Information Modeling and CAD platforms for 3D coordination, clash detection, shop drawings, and construction documentation.

Autodesk Revit

BIM & Design

Industry-leading BIM platform for multi-discipline 3D modeling, MEP coordination, clash detection, and model-based quantity extraction.

Why we use it

Enables real-time collaboration across architectural, structural, and MEP disciplines. Supports our integrated workflow from design to estimation.

AutoCAD

BIM & Design

Precision drafting and documentation tool for 2D drawings, shop drawings, and construction details.

Why we use it

Essential for producing final construction documentation and shop drawings that contractors rely on for field execution.

Standards & Compliance

Aligned with Global Standards

Our outputs are structured for acceptance by certifying authorities, tax agencies, and building code reviewers worldwide.

ASHRAE 90.1

Energy standard for commercial buildings - the baseline for 179D compliance and LEED energy credits.

IRS Section 179D

Federal tax deduction for energy-efficient commercial buildings - requires certified energy modeling and documentation.

ECBC / Super ECBC

India's Energy Conservation Building Code - mandatory energy performance standards for commercial construction.

LEED v4.1

Globally recognized green building certification by USGBC - evaluates energy, water, materials, and indoor quality.

IGBC Standards

Indian Green Building Council certification - tailored sustainability benchmarks for the Indian construction industry.

GEM (ASSOCHAM)

Green and Eco-Friendly Movement certification - promotes sustainable building practices across project lifecycle.

GRIHA

Green Rating for Integrated Habitat Assessment - India's national rating system for sustainable habitats.

NBC India

National Building Code of India - comprehensive building regulation framework including energy efficiency norms.

ASHRAE 90.1IRS Section 179DECBC / Super ECBCLEED v4.1IGBC StandardsGEM (ASSOCHAM)GRIHANBC IndiaASHRAE 90.1IRS Section 179DECBC / Super ECBCLEED v4.1IGBC StandardsGEM (ASSOCHAM)GRIHANBC India

Our Methodology

How We Work

A structured, four-phase approach that ensures precision, quality control, and reliable delivery across every project type and scale.

01

Discovery & Assessment

We analyze your project requirements, existing drawings, and performance goals to define a clear execution roadmap.

Review architectural plans, MEP layouts, and site conditions

Identify applicable codes, standards, and certification targets

Define scope, deliverables, and timeline expectations

Assess tool and methodology fit for the project type

02

Strategy & Planning

We select the right tools, simulation frameworks, and compliance pathways tailored to your project type and timeline.

Select simulation tools based on project complexity and requirements

Define modeling approach - baseline vs. proposed, parametric studies

Plan milestone deliverables and QA checkpoint schedule

Allocate resources and assign dedicated project contacts

03

Execution & Modeling

Our team delivers detailed modeling, analysis, and accurate documentation with structured quality checks at every stage.

Build energy models, run simulations, extract quantities

Iterative modeling with internal peer reviews

Cross-validate results against benchmarks and standards

Generate preliminary reports for client review

04

Delivery & Support

We provide audit-ready reports, submission-ready documentation, and continued support through approvals and certifications.

Deliver final reports, models, and documentation packages

Support certification submissions and authority reviews

Handle revision requests and post-delivery adjustments

Provide follow-through until project sign-off

Our Philosophy

Why These Tools Matter

We don't chase the newest software - we invest in platforms that produce reliable, auditable, and compliant results. Every tool in our stack earns its place through consistent project performance.

Precision & Accuracy

Every tool we use is selected for its ability to produce precise, reproducible results. Our simulation outputs match real-world performance within industry-accepted margins.

Regulatory Compliance

Our toolchain is aligned with IRS, ASHRAE, BEE, USGBC, and IGBC requirements. Certifying authorities accept our outputs without additional validation.

Interoperability

Our tools share data seamlessly - BIM models feed estimation tools, energy models inform daylight analysis, and all outputs converge into unified reports.

Proven Track Record

Each platform in our stack has been validated across 100+ projects. We know the edge cases, limitations, and best configurations for every project type.

Start a Project

Ready to leverage the right tools for your project?

Send us your drawings or project details for a free initial assessment. We'll recommend the best approach based on your requirements, timeline, and compliance targets.