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We’re excited to once again invite local and national non-profit and for-profit organizations to exhibit the Montgomery County GreenFest.

Registration is now open!    We are also looking for GreenFest Outreach Ambassadors.


Field at Bohrer Park

The American Chestnut Foundation

American Chestnut Foundation

MDTACF is dedicated to restoring the American chestnut to our eastern woodlands to benefit our environment, our wildlife and our society.


AT & T

AT&T is not just a wireless provider anymore, we focus on keeping our community connected with wireless services but we also offer entertainment services such as Direct TV the newest member of our family. We like to offer the best possible deals.


Bath Fitter

To ensure that everyone has the opportunity to have a safe eloquent bathroom in a sustainable way.

Bethesda Green Logo

Bethesda Green

Through the collaborative efforts of businesses, government and residents, Bethesda Green serves as a catalyst and trusted resource in building a dynamic model community for sustainable living and economic growth.

Bikes for the World

Bikes for the World

Bikes for the World‘s mission is to make quality used bicycles and parts affordable and available to lower income people and select institutions in developing countries to enhance their lives and livelihoods through better transport.

Camden Shady Grove

Camden Shady Grove

Camden Shady Grove is a mid-high rise apartment community.  We are in the process of seeking to being LEED certified. We participate with the Dark Sky initiative to help our generation and the futures ones to come.


CF Services Group

We will provide information showing how individual investors can invest with their conscience and participate in being agents for change. Visit our website.

City of Gaithersburg Logo

City of Gaithersburg

The Environmental Services Division for the City of Gaithersburg promotes various environmental programs, including those related to water quality, recycling, and tree planting.

Clean Air Partners 20 Year Logo

Clean Air Partners

Clean Air Partners is a non-profit to improve air quality in the metro Washington-Baltimore region. Our goal is to inform, educate, and motivate individuals, businesses, and organizations to improve air quality, public health, and the environment.

Community Food Rescue

Community Food Rescue

Community Food Rescue, a program of Manna Food Center, is the coordinated food recovery network in Montgomery County, Maryland. We match food donors with food assistance organizations to redirect unsold food to our neighbors that are food insecure.

Direct Energy Solar

Direct Energy Solar

Located in Columbia, MD, we are your local solar installer! Our goal for participating as a vendor/exhibitor is to be able to talk to people about their options for going solar with us, Direct Energy Solar.

Eat More Plants

Small, DC nonprofit that encourages people to eat more plants in their diet. This is a vegan organization that sells LunchSkins, sporks and farmers market string bags.



ecobeco’s mission is to help all of our customers create comfortable, healthier homes in an energy efficient way. We’re a one-stop shop for eco-friendly solutions for your home.  Visit our website.

EDGE Energy

Edge Energy

EDGE Energy is a highly-regarded Residential, Commercial, and Government renewable energy systems installer and “green” building contractor which is licensed, insured, and bonded in all counties of VA, DC, and MD.

Friends of Ten Mile Creek and Little Seneca Reservoir

Friends of Ten Mile Creek and Little Seneca Reservoir

The Friends of Ten Mile Creek and Little Seneca Reservoir serve as guardians of Ten Mile Creek and its watershed, preserving and protecting this unique place. Ten Mile Creek’s forests, farms and rare geology provide clean drinking water to Little Seneca Reservoir, a backup drinking water supply for the Washington, DC Metropolitan region and a beloved recreational resource. The creek also feeds into the Piedmont Sole Source Aquifer, which provides water for the Agricultural Reserve’s farms and residents.

Green Festival DC

Green Festival

From May 13 – 14th, (the weekend after GreenFest), head to the D.C. Convention Center for the 13th annual Green Festival!  It is America’s largest and longest-running sustainability and green living event.  Explore the more than 250 exhibitors, inspirational speakers and learn what you need to know to live a more sustainable lifestyle.


GreenWheaton is a Maryland non-profit organization seeking to promote collaboration between residents, businesses and the community at large while providing environmental education and outreach for all members of the community.

Pella logo

K.C. Company, Inc. Pella Windows & Doors

We’re KC Company, your Maryland area Pella Windows and Doors provider. We offer replacement or new construction Pella products and serve the MD, DC, DE, and VA area.

Maid Brigade

Maid Brigade

Our clients in Montgomery County have trusted their homes to Maid Brigade since 1989. We deliver high quality, green cleaning services that have earned us the Better Business Bureau’s highest marks. Visit our website.

Maryland Department of the Environment

Maryland Department of the Environment

The mission of the Maryland Department of the Environment is to protect and restore the environment for the health and well-being of all Marylanders.

Maryland Energy Administration

Maryland Energy Administration

On behalf of Governor Hogan, the mission of the Maryland Energy Administration (MEA) is to promote affordable, reliable and cleaner energy for the benefit of all Marylanders.

Mickie Simpson

Mickie Simpson, TTR Sotheby’s International Realty

As a certified Green Realtor, I help clients who are interested in the green features of residential property, whether as Sellers of a house with green features, or Buyers looking for a home that is healthier and more energy efficient than normal. Visit my LinkedIn page.

Mio Reggio

Mio Reggio

Mio Reggio is a line of educational materials for children that promotes holistic learning, multiculturalism and sustainability. We promote authentic learning and creative intervention by allowing for deeper engagement between adult and child.

Montgomery County Beekeepers Association

Montgomery County Beekeepers Association

The purpose of the Montgomery County Beekeepers Association is to promote better beekeeping. We have over 150 members. The monthly meetings feature a guest speaker and advice from experienced beekeepers. We conduct a beekeeping class every spring.

Montgomery County Department of Environmental Protection

DEP is the County agency tasked with protecting the natural resources of the County and promoting sustainability, water quality, and solid waste services. Visit the My Green Montgomery website for Countywide environmental resources, events and suggested green projects.

Montgomery County Seal

Montgomery County Department of General Services

The Office of Energy and Sustainability within the Montgomery County Department of General Services is responsible for reducing the environmental impact of County Government operations.

Montgomery County Police Department

Montgomery County Police

Sierra Club logo

Montgomery County Sierra Club

The national Sierra Club encourages its members to work on local issues that affect the environment. With more than 5,000 members right here in Montgomery County, the Sierra Club is the largest organized environmental voice on county issues. Visit the website.

Montgomery Parks Logo

Montgomery Parks

Protect and interpret our valuable natural and cultural resources; balance the demand for recreation with the need for conservation; offer a variety of enjoyable recreational activities. Visit our website.

Muddy Branch Alliance

Muddy Branch Alliance

The Muddy Branch Alliance‘s vision is for the surrounding streams, lakes, forests and parks to be teeming with life, safe for families, pets and wildlife to enjoy and to have a community connected to preserving the area’s intrinsic beauty.

Navy Federal Credit Union

Navy Federal Credit Union

Navy Federal’s field of membership includes all Department of Defense and Coast Guard active duty, civilian and contractor personnel and their families. For additional information, visit

Neighborhood Sun

Neighborhood Sun

At Neighborhood Sun, our mission is to empower communities to gain access to the clean power. We seek to provide non-profit, faith, neighborhood groups, and individuals with community solar solutions. We will manage subscription, site development, and customer care.

Power Home Remodeling

Power Home Remodeling Group

Power Home Remodeling Group specializes in energy-efficient exterior home improvement. We will be providing free in-home estimates for windows, siding, roofing and attic insulation.

Red Carpet Remodeling

Red Carpet Remodeling

Red Carpet Remodeling is locally owned and operated. Our team understands the value of establishing long term relationships with our clients. We have earned, and strive, to keep our reputation for best-in-class customer service, product and installation expertise.

SavATree Logo


SavATree is committed to an environmentally sensible approach to tree and lawn services. We have been providing professional landscape maintenance services throughout the Northeast, Mid-Atlantic and Mid-West regions of the United States since 1985. Our tree care industry certified arborists add value and beauty to residential, commercial, institutional and historic properties using environmentally sensible tree, shrub and lawn care principles.

Savers logo


We are a thrift store company that offers a simple fundraiser for nonprofits, where we pay groups for just hosting a donation drive for clothing and household items and that is it! This is a great recycling initiative as well as to raise funds!

Silver Spring Green Logo

Silver Spring Green

Silver Spring Green inspires and educates community members, organizations, businesses, and local government to make sustainability standard practice in Silver Spring.

Solar Energy World

Solar Energy World

Solar Energy World is a Maryland-based, locally owned and operated, residential solar design and installation.

SolarCity Tesla Division Logo


Solarcity is the nation’s largest residential solar energy provider. Our company designs, finances and installs solar energy systems.

Standard Energy Solutions

Standard Energy Solutions

Standard Energy Solutions (SES) helps our customers take control of their energy consumption, household energy efficiency and energy costs through energy efficiency and solar solutions.

Sustainable Energy Systems

Sustainable Energy Systems LLC

Sustainable Energy Systems is a local solar installation company. Goal is to find leads and sell solar! 🙂

Tap It Metro DC

TapIt Metro DC

The TapIt Metro DC program is a network of businesses committed to refilling any reusable bottle with free tap water. With a free smartphone app, the public can access over 1200 locations throughout DC, Maryland, and Virignia to access free water.

Wild Bird Centers

Wild Bird Center of Gaithersburg

The Wild Bird Center of Gaithersburg is a retail store that sells Bird house, Bird Feeders and Nature products. We want to inform the public that taking care of birds and nature is our goal in the store. We will also bring our 25 ft banner so you can compare your wing span to that of birds.



We are entrusted by our community to provide water, life’s most precious resource, and return to our environment, all in an ethical sustainable and responsible manner. Visit our website.

Go Zone

Happy Joyous Freewheeling

Happy, Joyous, and Freewheeling

Happy, Joyous and Freewheeling is about the community helping youth through unity and outreach. HJF is about opportunity, a chance for our youth to experience the joy that comes from owning a bike and riding, and training for internships and jobs!



MD EV educates the public about installing electric vehicle charging at your home or workplace, as well as what incentives are currently available to buy an electric vehicle or charger. Booth is sponsored on behalf of MEA, MDE, MDOT, and MD Clean Cities.

Montgomery County Department of Transportation

Montgomery County Department of Transportation

The Montgomery County Department of Transportation‘s (MCDOT) mission is to move people by transit, walking, biking, carpooling or driving. Our goal is to provide services in an environmentally friendly and sensitive way that emphasizes sustainability and reduces the County’s environmental footprint.

Poolesville Green Logo

Poolesville Green

Poolesville Green promotes the appreciation, conservation and sustainable use of natural resources in Poolesville, Maryland and its surrounding communities. This is accomplished by educating the community about sustainable living practices.