Onum

onum.com

Madrid, Community of Madrid, Spain

11-50 employees

LinkedIn Profile

About Onum

technology, information & internet, security data reduction, cisco umbrella, snmp trap, data management, pagerduty, security observability, data transformation, analytics platform optimization, data reduction at source, cloud computing, opentelemetry, cost reduction, data sources, business intelligence, iot data management, cost efficiency, elasticsearch, azure

Onum's Tech Stack

Decision Makers at Onum

6 contacts

Alberto Arteaga Melendez

VP of Engineering, APIs and Integrations

a***@onum.com Sign up to view

Ivan Brondino

VP of Engineering, Backend

Angel Fernandez Camba

VP of Engineering, Frontend

Cesar Jimenez

VP of Engineering, Architecture

c***@signalit.io Sign up to view

Don Addington

CEO/Founder

d***@onum.com Sign up to view

Pedro Tortosa

Co-Founder, Strategic Alliances and Partners

p***@signalit.io Sign up to view

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12 technologies detected · 6 decision makers · Emails available

Sales Outreach Angle

CRMs like Salesforce signal an active sales operation. Companies using Salesforce are strong targets for sales training, RevOps tools, data enrichment, and Salesforce integrations.

Onum's Position in the StackWho Database

• Onum 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).
• 4,347 companies in Community of Madrid are in the StackWho database.
• 74,148 information technology & services companies are in the 11-50 employee range (same size as Onum).

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

Frequently Asked Questions

What technology does Onum use?

Onum uses Amazon CloudFront, Salesforce, Route 53, Gmail, Google Apps, Microsoft Office 365, and 6 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Onum?

StackWho has verified email addresses for 6 decision makers at Onum. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach Onum directly for sales, recruiting, or partnerships.

What industry is Onum in?

Onum operates in the information technology & services industry, headquartered in Madrid, Community of Madrid, Spain. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export Onum's contact data?

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