Appen

appen.com

information technology & services

appen.com

Chatswood, New South Wales, Australia

1001-5000 employees

145612000 revenue

LinkedIn Profile

About Appen

search, annotation, evaluation, personalization, transcription, spam detection, translation & localization, data collection, training data, artificial intelligence, machine learning, data preparation, model evaluation, datasets, computer vision, natural language processing, llm, generative ai, freelancers, consumer internet

Appen's Tech Stack

AI/ML

56 technologies detected · 7 decision makers · Emails available

Sales Outreach Angle

HubSpot users typically run inbound-led sales motions. Products that integrate with HubSpot (email automation, CRM enrichment, ABM platforms) are natural fits.

Appen's Position in the StackWho Database

• Appen is 1 of 194,140 information technology & services companies tracked in StackWho.
• 193,618 information technology & services companies in our database have verified decision-maker emails (100% of the cohort).
• 8,986 companies in New South Wales are in the StackWho database.
• 1,663 information technology & services companies are in the 1001-5000 employee range (same size as Appen).

Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated August 2026.

Frequently Asked Questions

What technology does Appen use?

Appen uses Route 53, ExactTarget, Outlook, Amazon AWS, Amazon CloudFront, Amazon Elastic Load Balancer, and 50 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Appen?

StackWho has verified email addresses for 7 decision makers at Appen. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach Appen directly for sales, recruiting, or partnerships.

What industry is Appen in?

Appen operates in the information technology & services industry, headquartered in Chatswood, New South Wales, Australia. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export Appen's contact data?

Yes. StackWho Pro members can export decision maker contact data for Appen and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.