Walnut

hellowalnut.com

New York, New York, United States

51-200 employees

LinkedIn Profile

About Walnut

technology, information & internet, claims error prevention, healthcare analytics, claims tracking, error detection algorithms, denial management, ai claim management, payment speed enhancement, claims adjudication, real-time claim status updates, healthcare claims analytics, claims error prevention tools, revenue cycle transparency, claim status updates, claims management automation, payment accuracy tools, payment processing, claims root cause analysis, ai-driven revenue insights

Walnut's Tech Stack

12 technologies detected · 1 decision maker · Emails available

Sales Outreach Angle

WordPress as a CMS signals a content-driven or SMB digital presence. SEO tools, hosting solutions, and page-builder plugins are natural fits for outreach.

Walnut's Position in the StackWho Database

• Walnut 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).
• 23,956 companies in New York are in the StackWho database.
• 13,765 information technology & services companies are in the 51-200 employee range (same size as Walnut).

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 Walnut use?

Walnut uses Route 53, Amazon SES, Mailchimp Mandrill, Sendgrid, Gmail, Google Apps, and 6 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Walnut?

StackWho has verified email addresses for 1 decision maker at Walnut. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach Walnut directly for sales, recruiting, or partnerships.

What industry is Walnut in?

Walnut operates in the information technology & services industry, headquartered in New York, New York, United States. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export Walnut's contact data?

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