ANDOVER, MA: Helium, an online community of freelance writers, citizen journalists, and enthusiasts, has partnered with a number of nonprofit organizations to create co-branded platforms throughout the site.

Among the partner organizations are People for the Ethical Treatment of Animals, the National Center for Policy Analysis, and the Collegiate Society of America, a student-run organization aimed at future leaders.

The partnership is free of charge for the nonprofit organizations. Mark Ranalli, CEO of Helium, sees the partnerships as an opportunity to spread ...