CTO Rank
Get Started
EK

Eran Kalmanson

Chief Technology Officer at Tetra

CTO C-Suite
e***@tetra.com Sign up
Pro only
Pro only
Pro only
New York, New York, United States
tetra.com

Company Details

Company: Tetra
Industry: utilities
Employees: 48
Revenue: 1500000
Funding: 10500000
HQ Location: Boston, Massachusetts, United States
Company LinkedIn: Pro only

Technology Stack

Route 53 Sendgrid Gmail Google Apps Amazon AWS DoubleClick Visual Website Optimizer Google Maps DoubleClick Conversion Amadesa Google Tag Manager Google Analytics Mobile Friendly Stripe Hotjar Google Maps (Non Paid Users) Facebook Widget Facebook Login (Connect) Greenhouse.io Google Dynamic Remarketing

Professional Summary

Eran Kalmanson is Chief Technology Officer at Tetra. Tetra operates in the utilities industry and has 48 employees. Based in New York, New York, United States. Classified as a c-suite-level CTO leader. Their organization's technology stack includes Route 53, Sendgrid, Gmail, Google Apps, Amazon AWS, and 19 other technologies. Tetra reports annual revenue of 1500000. Tetra has raised 10500000 in total funding.

Industry & Role Insights

  • • CTO Rank tracks 138,833 CTO leaders with verified contact information.
  • • There are 4,176 tech leaders in the utilities industry in our database.
  • • We have verified contacts for 3 tech leaders at Tetra.
  • • 17,606 tech leaders in New York are available in our database.
C-Suite level · CTO
Verified Apr 18, 2026

Position in the CTO Rank Database

  • • Eran Kalmanson is 1 of 140,489 leaders with the CTO role tracked in the CTO Rank database.
  • • 403 hold the CTO role at utilities companies (out of 4,216 total utilities leaders in our database).
  • • 4,731 hold the CTO role in New York.
  • • 478 hold the CTO role at companies with 48 employees.

Data sourced from 484,726 tech leadership profiles. Updated May 2026.

Frequently Asked Questions

How do I contact Eran Kalmanson?

Eran Kalmanson has a verified email address on file on CTO Rank. They work at Tetra. Pro members can access direct email addresses, LinkedIn profiles, and phone numbers.

What company does Eran Kalmanson work for?

Eran Kalmanson is Chief Technology Officer at Tetra, a company in the utilities industry with 48 employees. The company is headquartered in Boston, Massachusetts, United States.

What is Eran Kalmanson's role in technology leadership?

Eran Kalmanson is classified as a CTO leader at the c-suite level.

What technologies does Eran Kalmanson's organization use?

Eran Kalmanson's organization uses a technology stack that includes Route 53, Sendgrid, Gmail, Google Apps, Amazon AWS, DoubleClick. This information is useful for sales teams, recruiters, and technology vendors.

Is Eran Kalmanson open to recruiting or new opportunities?

CTO Rank does not track open-to-work status. The best approach is to reach out directly to Eran Kalmanson using the verified contact information available to Pro members. When recruiting a Chief Technology Officer, personalizing your outreach with specifics about the role and tech stack typically yields the best response rate.

Can I pitch or sell to Eran Kalmanson at Tetra?

Eran Kalmanson is Chief Technology Officer at Tetra. CTOs like Eran Kalmanson typically evaluate vendors in Route 53, Sendgrid, Gmail, and related categories. Use CTO Rank Pro to get verified email and approach directly.

How accurate is Eran Kalmanson's profile data?

CTO Rank verifies and refreshes profile data weekly. Eran Kalmanson's profile includes verified contact details, company information, and technology stack data sourced from multiple public and proprietary sources.