1.

Advanced Aerospace Threat Identification Program

2.

Aerospace Corporation 1960

3.

Alien Sky Labs

4.

Allen Telescope Array (ATA)

5.

American Institute of Aeronautics and Astronautics (AIAA)

6.

Archives for the Unexplained (AFU)

7.

Asociación Civil para la Investigación de Fenómenos Aéreos Anómalos (ACIFAA)

8.

Astrobiology Society of the University of Manchester

9.

AstroLab

10.

Australian UFO Research Network (AUFORN)

11.

Berkeley SETI Research Center

12.

Breakthrough Initiatives

13.

British UFO Research Association (BUFORA)

14.

Canadian UFO Survey

15.

Carl Sagan Institute

16.

CCRI - Consciousness & Contact Research Institute

17.

Center for the Study of Extraterrestrial Intelligence (CSETI)

18.

CENTRE FOR EXOPLANET SCIENCE

19.

Centre for the Study of Existential Risk 2012

20.

Chilean Society of Ufology (SCU)

21.

Citizens Against UFO Secrecy

22.

Cosmic Watch

23.

EarthTech International

24.

Enigma Labs, Inc.

25.

Europlanet Society