Reduce your environmental footprint one strategy at a time.

Green is what you DO in buildings that matters!

Sustainable Flatbush has posted a rehash of the Neighborhood Energy Forum held in March.  You can see the highlights and download the presentations here.

Catherine Mohr’s TED talk: How to Really Green Your Home, Deep Down

Catherine Mohr in her TED talk explains how to get down to brass tacks in deciding how to build your house.  The basis of her decisions is how much energy is embodied in the extraction, manufacture, transportation and installation of all the elements that go into a new building.
She’s right but I wish she talked more [...]

A lovely profile in New York House Magazine

Seeding the City

We’re participating an a public art project called Seeding the City.
The project aims to install tiny green roof modules (about 4 square feet each) on a large number of city roofs and mark them with flags so they can be visually linked to one another. These links come from neighbor to neighbor referrals to increase the [...]

More about bringing your bike to work.

An article in The Brooklyn Paper has more in depth information about the actual process involved with being allowed to bring your bike up to your office.

Ellen speaking about Energy Efficient Design on Monday, September 21st.

On Monday, September 21st at 3:30 Ellen is giving a talk with Matt Bendix, PE entitled ”Energy Code Design for Residential Buildings”.  The event will be hosted by HOK Architects at 620 Avenue of the Americas #6, NYC.
This session is part of the NYC Department of Buildings – Hosted Seminars in Energy Conserving Design and the [...]

Great fan timer and no liquid soap!

On each House Call I learn something new!
On one site visit this week I saw a fantastic bathroom timer switch. You can set it to have the fan stay on for 1 to 60 minutes (The Home Ventilation Institute recommends keeping an exhaust fan on 20 minutes after using a shower to remove moisture from [...]

Brooklyn Bio-Diversity

We just heard about the Windsor Terrace Greenway Project.
The group’s mission is to encourage residents in the Windsor Terrace area to plant butterfly and bird friendly plants to support travel for birds and butterflies between Prospect Park and Greenwood Cemetery (see map below).
We live just outside the greenway but we’ll be planting something butterfly friendly [...]

Free water conservation kit from NYC DEP

You can get your own free water conservation kit from NYC DEP.
We ordered one which I expect to arrive in 2 weeks.
In the meantime, order yours here and read this great post from Green Home NYC to show you what you can expect.
Happy Conserving!

If you only have 20 or 30 minutes…

If you have a half hour to spare, you should watch this presentation by Saul Griffith, founder of WattzOn from Pop!Tech 2008 – it is the clearest and most comprehensive discussion of power usage in the modern lifestyle. Saul talks about where energy comes from, how it’s made and how we waste incredible amounts of it [...]


Established in 1999, Ellen Honigstock Architect PC is a full-service architecture and energy auditing firm based in DUMBO, Brooklyn.

Our solutions are environmentally conscious and the criteria we use are based on national standards developed to bring long-term saving, efficiency and well-being to our clients. Over 35 years combined experience building in New York City gives us an edge in meeting tough schedules and navigating the city's complicated requirements.

About Ellen:

As the Residential Green Building Advocate for the Urban Green Council since 2007, Ellen has been promoting sustainability in the residential marketplace in NYC.

In the position of Chair of the Homes Subcommittee the NYC Greening the Codes Task Force, Ellen has been heavily involved in recommending new green policy in NYC as related to updating building codes, rules and regulations.

Ellen teaches Building Science, Building Envelope, Water Conservation, Indoor Air Quality, Quantifying Energy and Green Building Plans at the 1,000 Green Supers program for The SEIU Local 32 BJ Thomas Shortman Training Fund.

Registered Architect, NY, NJ, CT
LEED Accredited Professional
BPI Certifications:
Building Analyst
Energy Efficient Building Operator
Multi-Family Building Analyst

Ellen Honigstock, LEED AP
Ellen Honigstock Architect PC
45 Main Street #806
Brooklyn, NY 11201
(212) 228-1585


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