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Sean Brennan Email & Phone Number

Principal @ The Cadmus Group | Energy Activist | Using data to make insights about our energy use to decarbonize at The Cadmus Group
Location: New York City Metropolitan Area, United States, United States 14 work roles 3 schools
1 work email found @cadmusgroup.com LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

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Current company
Role
Principal @ The Cadmus Group | Energy Activist | Using data to make insights about our energy use to decarbonize
Location
New York City Metropolitan Area, United States, United States

Who is Sean Brennan? Overview

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Quick answer

Sean Brennan is listed as Principal @ The Cadmus Group | Energy Activist | Using data to make insights about our energy use to decarbonize at The Cadmus Group, based in New York City Metropolitan Area, United States, United States. AeroLeads shows a work email signal at cadmusgroup.com and a matched LinkedIn profile for Sean Brennan.

Sean Brennan previously worked as Principal at The Cadmus Group and Senior Associate at The Cadmus Group. Sean Brennan holds Masters Of Science, Civil And Environmental Engineering from Stanford University.

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Email format at The Cadmus Group

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{first}.{last}@cadmusgroup.com
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Profile bio

About Sean Brennan

I am a mechanical engineer and a Senior Associate at The Cadmus Group, a leading consulting firm that provides strategic, technical, and policy solutions for energy, environment, and public health issues. With over 15 years of experience in the field, I have a passion for finding innovative and practical ways to decarbonize buildings and energy systems, using data analysis, energy modeling, and sustainable design.I lead a team that works on distributed energy resources (DERs) and strategic electrification projects for utilities and governments, helping them create and implement plans to reduce greenhouse gas emissions and increase resilience. I also use my experience as a Professional Engineer (PE) to advise clients on best practices and standards for energy efficiency. performance, and decarbonization sequences in buildings. I have authored several major reports on topics such as utility planning, heat pump implementation, power grid interactions with electrification, and collaborated with the NYC Mayor’s Office on benchmarking and auditing data.———————————————————————————————————————————Specialties:►Data Analysis and Visualization►Project Management►Electrification and Decarbonization

Listed skills include Sap R/3, Ms Office Suite, Energy Efficiency, Eit, and 37 others.

Current workplace

Sean Brennan's current company

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The Cadmus Group
The Cadmus Group
Principal @ The Cadmus Group | Energy Activist | Using data to make insights about our energy use to decarbonize
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14 roles

Sean Brennan work experience

A career timeline built from the work history available for this profile.

Senior Associate

Current

Arlington, Virginia, US

Leading a team of seven in work on distributed energy resources (DERs) and strategic electrification practices to help utilities and governments create practical plans for decarbonization.

May 2022 - Present

Associate Director

New York, NY, US

Head of research department that produces cutting-edge analysis and reports on climate change, energy efficiency, building systems and data analysis. Lead author on 7 major reports that have been viewed by thousands of readers.Won funding and executed research proposals on machine learning, upgrading steam heating systems, advanced building products.

Mar 2018 - Dec 2021

Engineering Manager

St Louis, Missouri, US

Developed relationships with owners and architects to win new projects, deliver high-quality analysis and superior engineering design. Coordinated mechanical system design for net-zero energy offices, labs, historic buildings and hotels across North America.Conducted energy analysis on complex buildings to guide client capital expenditure projects..

Mar 2014 - Oct 2015

Engineering Lead - Americas

Sefaira

Sustainability Engineer - 2012Worked with architecture and engineering firms to analyze conceptual massings, predict renewable generation and design sustainable buildings. Leveraged knowledge of client interaction to shape the Sefaira energy modeling product and business development efforts. Developed technical engineering solutions to different energy.

Jul 2012 - Feb 2014

Business Development Associate

Silray, Inc.

Developed responses to utility and government project proposals, including the creation of financial models for selling solar power through Power Purchase Agreements and custom solutions for land owners. Managed client relationships for operation of existing generation facilities, and coordinated a network of material and service providers for those.

Apr 2012 - Jul 2012

Green Architecture Teaching Assistant

Stanford, CA, US

Managed course logistics and trained students on software tools for sustainable building design; including Google Sketchup, Autodesk Ecotect, Revit, and Vasari.

Jan 2012 - Mar 2012

Engineering Economics Teaching Assistant

Stanford, CA, US

Organized and graded student assignments; tutored on rates of return, cost-benefit analysis, and MS Excel skills.

Sep 2011 - Feb 2012

Map Fellow

Washington, DC, US

Research fellowship to discover and analyze trends in energy-efficient building technology implementation in the construction industry. Analysis of LEED certified buildings (New Construction and Existing Buildings) across the US within the technology categories of heating, cooling, lighting, and ventilation. Information and conclusions published in a US.

May 2011 - Sep 2011

Business Consultant

Dublin 2, IE

  • SAP Conversion Design Lead and Asset Management Planner (Sempra Utilities)
  • Acted as project site lead for Accenture in San Diego, and directed communication with offices in Southern California. Led and trained a group of program designers to complete conversion designs for a legacy to SAP.
  • Designed utility asset hierarchies and future asset maintenance planning for the electric and natural gas distribution.
  • Managed work plan issues and ensured completion of team goals, while managing client expectations on change orders.
  • Designed technical engineering enhancements for SAP system, and educated key business stakeholders on legacy conversion.SAP Functional Designer and Business Process Implementer (Pacific Gas and Electric Uitlity)
  • Developed business decision tool for the utility’s asset data. Analyzed and supported utility business after the SAP system implementation, and used business decision tool to show client how post-implementation process.
Jul 2005 - Jan 2009

Mechanical Design Intern

Pittsburgh, PA, US

Designed extensively with ProE and Solidworks on drive mounts, laboratory weight cases, and dialysis machine internal assemblies.Conducted laboratory testing on infrared thermocouples and tubing heat conductance to aid dialysis machine design.

May 2004 - Aug 2004

Architectural Design Intern

Celli-Flynn Brennan

Worked with the U.S. Green Building Council to design Silver LEED certified Allegheny County Forensics building through energy efficient heating/cooling and recycled material selections.Revised AutoCAD architectural drawings according to professional corrections.Constructed physical models of site plans and building forms, and tracked firm-wide project data.

May 2003 - Aug 2003
3 education records

Sean Brennan education

Masters Of Science, Civil And Environmental Engineering

Stanford University

Bs, Mechanical Engineering

Carnegie Mellon University

Education record

Upper St. Clair Hs
FAQ

Frequently asked questions about Sean Brennan

Quick answers generated from the profile data available on this page.

What company does Sean Brennan work for?

Sean Brennan works for The Cadmus Group.

What is Sean Brennan's role at The Cadmus Group?

Sean Brennan is listed as Principal @ The Cadmus Group | Energy Activist | Using data to make insights about our energy use to decarbonize at The Cadmus Group.

What is Sean Brennan's email address?

AeroLeads has found 1 work email signal at @cadmusgroup.com for Sean Brennan at The Cadmus Group.

Where is Sean Brennan based?

Sean Brennan is based in New York City Metropolitan Area, United States, United States while working with The Cadmus Group.

What companies has Sean Brennan worked for?

Sean Brennan has worked for The Cadmus Group, Urban Green Council, Integral Group, Inc., Sefaira, and Silray, Inc..

How can I contact Sean Brennan?

You can use AeroLeads to view verified contact signals for Sean Brennan at The Cadmus Group, including work email, phone, and LinkedIn data when available.

What schools did Sean Brennan attend?

Sean Brennan holds Masters Of Science, Civil And Environmental Engineering from Stanford University.

What skills is Sean Brennan known for?

Sean Brennan is listed with skills including Sap R/3, Ms Office Suite, Energy Efficiency, Eit, Sustainable Design, Construction Management, Engineering, and Leed.

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