diff --git a/nextflow.config b/nextflow.config
index 1446dca..37ab7ce 100644
--- a/nextflow.config
+++ b/nextflow.config
@@ -245,11 +245,27 @@ manifest {
     contributors    = [
         [
             name: 'Olga Botvinnik',
-            affiliation: '',
+            affiliation: 'Seanome, San Francisco, CA, USA',
+            email: 'olga@seanome.org',
+            github: 'olgabot',
+            contribution: ['author'], // List of contribution types ('author', 'maintainer' or 'contributor')
+            orcid: 'https://orcid.org/0000-0003-4412-7970'
+        ],
+        [
+            name: 'Michael L Heuer',
+            affiliation: """Network.bio, New York, NY, USA""",
             email: '',
-            github: '',
-            contribution: [],
-            orcid: '',
+            github: '@heuermh',
+            contribution: ['contributor'],
+            orcid: 'https://orcid.org/0000-0002-9052-6000'
+        ],
+        [
+            name: 'Evangelos Karatzas',
+            affiliation: 'EMBL-EBI',
+            email: 'vangelis@ebi.ac.uk',
+            github: 'https://github.com/vagkaratzas',
+            contribution: ['maintainer'],
+            orcid: '0000-0001-9132-8981'
         ]
     ]
     homePage        = 'https://github.com/nf-core/proteinannotator'