1.

Practical Natural Language Processing Book

2.

Praecantatio Labs

3.

Protobrand 2011-12-27

4.

Protyo

5.

Punditas LLC

6.

QASolve.ai 2020.0

7.

Quantida

8.

Quantiphi 2013

9.

Reason8

10.

Recentive

11.

Revelation.AI

12.

Riff Analytics 2017.0