What technologies does Opus1.io use?

Opus1.io uses Route 53, Amazon SES, Gmail, Google Apps, Zendesk. View their full technology stack — including all 16 detected tools — on StackWho.

Who is the Founder / CEO of Opus1.io?

Samuel Lellouche is the Founder / CEO at Opus1.io. Get verified contact information on StackWho.

Where is Opus1.io located?

Opus1.io is based in Palo Alto, California, United States.

Opus1.io

opus1.io

information technology & services

opus1.io

Palo Alto, California, United States

11-50 employees

11000000 revenue

LinkedIn Profile

About Opus1.io

personal service businesses, crm, scheduling, selfbooking, invoicing, subscriptions, marketing, software development, sales, enterprise software, enterprises, computer software, information technology & services, b2b

Opus1.io's Tech Stack

Decision Makers at Opus1.io

1 contact

Samuel Lellouche

Founder / CEO

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16 technologies detected · 1 decision maker · 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.

Opus1.io's Position in the StackWho Database

• Opus1.io 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).
• 53,147 companies in California are in the StackWho database.
• 74,148 information technology & services companies are in the 11-50 employee range (same size as Opus1.io).

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 Opus1.io use?

Opus1.io uses Route 53, Amazon SES, Gmail, Google Apps, Zendesk, React Redux, and 10 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Opus1.io?

StackWho has verified email addresses for 1 decision maker at Opus1.io. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach Opus1.io directly for sales, recruiting, or partnerships.

What industry is Opus1.io in?

Opus1.io operates in the information technology & services industry, headquartered in Palo Alto, California, United States. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export Opus1.io's contact data?

Yes. StackWho Pro members can export decision maker contact data for Opus1.io and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.