1–4 years active
Benjamin J. Morgan

University of Bath
Brandon M. Wood

Lawrence Berkeley National Laboratory
Chi Chen 
University of California, San Diego
Christian Vorwerk

Humboldt-Universität zu Berlin
Christopher Stihl 
Karlsruhe Institute of Technology
Eric Sivonxay 
University of California, Berkeley; Lawrence Berkeley National Laboratory
Evan Walter Clark Spotte-Smith

Lawrence Berkeley National Laboratory; University of California, Berkeley
Hanmei Tang

UC San Diego
Henrique Miranda

Université catholique de Louvain
Kamal Choudhary

National Institute of Standards and Technology
Ke Liu

University of Michigan – Shanghai Jiao Tong University Joint Institute
Kiran Mathew 
Kohei Shinohara 
Kyoto University
Koki Muraoka

Lawrence Berkeley National Laboratory
Mark E. Turiansky

University of California, Santa Barbara
Martin Siron

Lawrence Berkeley National Laboratory; University of California, Berkeley
Matthew McDermott 
Lawrence Berkeley National Laboratory; University of California, Berkeley
Maxwell Dylla 
Northwestern University
Michael F. Herbst

CERMICS, Inria Paris and École des Ponts ParisTech
Nathan C. Frey

University of Pennsylvania
Rachel Woods-Robinson

Lawrence Berkeley National Laboratory; University of California, Berkeley; National Renewable Energy Laboratory
Ryan Kingsbury

Lawrence Berkeley National Laboratory
Steven Torrisi

Harvard University
Tingzheng Hou

University of California, Berkeley
Xiangguo Li

University of California, San Diego
Yihan Xiao

University of California, Berkeley
Yu Hsuan Liang 
UC Berkeley
Yu Kumagai

Tokyo Institute of Technology
Yuh-Chieh Lin 
TSMC
Zachary M Gibbs 
California Institute of Technology
< 1 year active
Adam Fekete 
Université catholique de Louvain
Adam J. Jackson

Scientific Computing Department, Science and Technology Facilities Council, UK
Alan Kent Dozier 
NIOSH
Alex Dunn

Lawrence Berkeley National Laboratory; University of California, Berkeley
Alexander Bonkowski

RWTH Aachen University; Université catholique de Louvain
Amanda Wang 
University of California, Berkeley
Andrew Rosen

Department of Chemical & Biological Engineering, Northwestern University
Andrius Merkys

Vilnius University Institute of Biotechnology
Anjli Patel

Stanford University
Ann Rutt

University of California Berkeley
Ayush Gupta 
UC Berkeley
Benjamin Justus 
Lawrence Berkeley National Laboratory
Brandon Bocklund

The Pennsylvania State University
Conrad Cole 
University of Florida
Daniel Schwalbe-Koda

Department of Materials Science and Engineering, Massachusetts Institute of Technology
Dmitry Korotin

Institute of Metal Physics, UB RAS
Drew Parsons

University of Cagliari
Elizabeth Decolvenaere

D. E. Shaw Research
Geoffroy Hautier

Université catholique de Louvain
Guy Moore 
Lawrence Berkeley National Laboratory; University of California, Berkeley
Hillary Pan

Cornell University
Ioannis Petousis 
Iulia-Oxana Andriuc 
University of California, Berkeley; Lawrence Berkeley National Laboratory
Janakiraman Balachandran 
Hitachi
Jason Munro 
Lawrence Berkeley National Laboratory
Jens Renè Suckert 
Friedrich-Schiller-Universität Jena
Kevin Maik Jablonka

École Polytechnique Fédérale de Lausanne
Kevin Waters 
Michigan Technological University
Kristjan Eimre

Swiss Federal Laboratories for Materials Science and Technology
Linda Hung

Toyota Research Institute
Luis Barroso-Luque 
University of California, Berkeley
Michael Humbert

University of Notre Dame
Michael Wu 
UC Berkeley
Miguel Dias Costa

Centre for Advanced 2D Materials, National University of Singapore
Nicholas Winner

University of California Berkeley, Lawrence Berkeley National Lab
Orion Cohen 
UC Berkeley, Lawrence Berkeley National Laboratory
Oskar Weser

Max Planck Institute for Solid State Research
Rachel Kurchin

Carnegie Mellon University
Rees Chang 
Cornell University
Rhys Goodall

University of Cambridge
Saurabh Bajaj 
Micron Technology Inc.
Seán R. Kavanagh

Materials, Imperial College London. Chemistry, University College London. Thomas Young Centre.
Shreyas Cholia

Lawrence Berkeley National Laboratory
Steven Hartman 
Los Alamos National Laboratory
Tam Mayeshiba

University of Wisconsin-Madison
Tim Holme

Tonnam Balankura 
Optum
Uthpala Herath

West Virginia University
Viet-Anh Ha

University of Texas at Austin
Weitang Li

Tsinghua Univeristy
Xin Chen

Institute of Applied Physics and Computational Mathematics
Yohei Tamura 
PKSHA
Yuta Suzuki

High Energy Accelerator Research Organization, SOKENDAI
Thanks
Thanks also to:
adengz, albalu, arepstein, as2362, aykol, bernstei, cajfisher, ctoher, czhengsci, dcossey014, dongsenfo, dynikon, eantono, ExpHP, frssp, gcheon, gen4438, GkAntonius, hmlli, hongyi-zhao, jacksund, jan-janssen, jdagdelen, jmmshn, johnson1228, jonathanjdenney, josuav1, JSelf42, katherinelatimer2013, kylebystrom, ldamewood, leicheng, Liam-Deacon, mamachra, marcoesters, miaoliu, mt-huebsch, nathan-diodan, nawagner, ndardenne, nishiyamat, Nokimann, pmla, Qi-max, rajeshsharma98, renpj, RoberTnf, ruixingw, sdacek, shaunrong, ShuaishuaiYuan, smheidrich, sonium0, thefrankwan, Tinaatucsd, tom-wood, utopianf, w6ye, WardLT, wardsimon, wmdrichards, wsyxbcl, xhqu1981, yiming-xu, yimingchen-eng, YunxingZuo, zbwang, Zhuoying, zooks97
These are developers who have contributed via GitHub but have not filled out the form linked above.