ACS is one of the world’s largest scientific societies and the premier home of chemistry professionals. Find career opportunities, educational resources, professional development, and much more.

From aspiring scientists to veteran chemists, ACS is here to support you and enhance your professional development.

The best option for students, professionals, or retired, now at a better price. For ACS Members who have retired from full-time employment and have 30 years of service, we offer Retired status – you can receive our Premium Package at a 50% discount. For ACS Members who have retired from full-time employment and have 35 years of service, …

About ACS As a non-profit scientific organization with more than 145 years’ experience, we are a champion for chemistry, its practitioners and our global community of members.

Advancing ACS' Core Value of Inclusion and Belonging We believe in the power of and respect for all chemists. The multitude of people, backgrounds, experiences, and ideas lead to superior solutions to world challenges and advances chemistry as a global, multidisciplinary science. To review ACS's full commitment, read the 2024 ACS Statement.

Learn about the American Chemical Society's mission, vision, global reach, and initiatives through quick facts and highlights on their webpage.

Join us at ACS Fall 2025 in Washington, DC or online, August 17-21. Choose from thousands of presentations, network, attend courses and visit the expo.

Read C&EN for in-depth analysis and reporting on the latest developments in science and technology, business and industry, government, education, and employment trends. Keep up with the chemical sciences via C&EN’s daily news coverage on cen.acs.org; the award-winning weekly magazine, available in print and digital formats; or one of its weekly newsletters.

Explore ACS Fall 2025 Agenda: Technical sessions, networking, career development & more. In-person & virtual events for all in the meeting program

ACS Meetings & Expositions are where chemistry professionals meet to share ideas and advance scientific and technical knowledge. By attracting thousands of chemical professionals, the meetings provide excellent opportunities for sharing your passion for chemistry, connecting with one of the world's largest scientific societies, and advancing your career in this ever-changing global economy.