March for our Lives From their website:

"We mobilize the nation to end gun violence"

"Born out of a tragic school shooting, March For Our Lives is a courageous youth-led movement dedicated to promoting civic engagement, education, and direct action by youth to eliminate the epidemic of gun violence. We aim to create safe and healthy communities and livelihoods where gun violence is obsolete."

"We create cultural conversation around ending gun violence."

Learn more here: MarchForOurLives.com

Moms Demand Action From their website:

"Moms Demand Action is a grassroots movement of Americans fighting for public safety measures that can protect people from gun violence. We pass stronger gun laws and work to close the loopholes that jeopardize the safety of our families. We also work in our own communities and with business leaders to encourage a culture of responsible gun ownership. We know that gun violence is preventable, and we're committed to doing what it takes to keep families safe."

Learn more here: MomsDemandAction.org

Newtown Action Alliance From their website:

"Newtown Action Alliance is a national all-volunteer grassroots organization founded by Newtown residents after the tragic December 14, 2012 Sandy Hook Elementary School shooting where 20 children and six educators were senselessly gunned down. We are a group of advocates, families of victims and survivors of gun violence, who are working to transform our tragedy into meaningful action to end gun violence. We are dedicated to reversing the escalating gun violence epidemic in this nation through the introduction of smarter, safer gun laws and broader cultural change.

Our membership is open to anyone who wants to help make this nation a safer place for our families and children."

Learn more here: NewtownActionAlliance.org

Protect our Schools From their website:

"Inspired by the courageous young people across the nation, students, parents, educators and community advocates are joining together to take action on gun violence in schools. Together we must take up the students' call, "No more."

We call on every individual and community in America to join us—in a way that makes sense for them—to demand that our leaders take real action to end gun violence in our schools and to protect our students.

We know that this problem can be solved."

Learn more here: ProtectOurSchools.com

Sandy Hook Promise From their website:

"Sandy Hook Promise is a national nonprofit organization founded and led by several family members whose loved ones were killed at Sandy Hook Elementary School on December 14, 2012. Based in Newtown, Connecticut, our intent is to honor all victims of gun violence by turning our tragedy into a moment of transformation. By empowering youth to "know the signs" and uniting all people who value the protection of children, we can take meaningful actions in schools, homes, and communities to prevent gun violence and stop the tragic loss of life."

Learn more here: SandyHookPromise.org

The Shotline From their website:

"VOICES LOST TO GUN VIOLENCE MAKE THE CALL FOR CHANGE."

"GUNS SILENCE THOUSANDS OF INNOCENT LIVES EVERY YEAR. USING AI TECHNOLOGY, WE RE-CREATED THE VOICES OF THOSE SHOT AND KILLED BY GUNS SO THEY CAN CALL OUR REPRESENTATIVES IN HOPES OF CHANGING OUR COUNTRY'S GUN LAWS."

"GUN VIOLENCE STOLE THEIR VOICES AND ENDED THEIR DREAMS, BUT NOW THEY HAVE A CHANCE TO SPEAK AGAIN."

Learn more here: TheShotline.org

States United to Prevent Gun Violence From their website:

"As progress on meaningful Federal legislation and action has ground to a halt, it is more urgent than ever that state gun violence prevention groups have the resources they need to effect change on the state and local levels. The independent state groups that have affiliated with States United know their states' legislators, press outlets, and most pressing issues. Their laser-sharp focus makes them uniquely qualified to be the go-to gun violence prevention experts in their own states."

"States United to Prevent Gun Violence is unique in its commitment to independent state organizations, providing our 32 state affiliate affiliates with strategic support, operational backup, and opportunities for connection. Our support allows these independent organizations to work more efficiently and effectively, building healthy communities and reducing gun deaths and injuries through stronger laws, community education, and grassroots action. In this way, we are working toward a 50-state solution to end gun violence."

Learn more here: SUPGV.org