How they write addresses
Karbon email format
How Karbon writes its people's work addresses, read from addresses an email verifier confirmed.
The format, on a made-up name
Karbon writes addresses as first name, a dot, then last name, at karbonhq.com. Jane Doe isn't a real person: put in the name of the one you want to reach.
Writing to someone at Karbon
Find the person
For a role, that's the hiring manager or whoever leads the team. The posting, Karbon's team page or LinkedIn usually names them.
Write their name as Karbon does
Lowercase, with accents dropped: Jane Doe is [email protected], and Zoë Núñez would be [email protected].
Check it before you send
An email verifier tells you whether the mailbox exists without sending anything. A bounce costs more than the check: too many and your emails start landing in spam.
If it bounces
The next formats to try, the ones most startups use first.
- 31% of startups
first name only
- 20% of startups
first initial followed by last name
- 2% of startups
first initial, a dot, then last name
Write a name every way in the email permutator, Karbon's format first.
Who to email at Karbon
7 open roles
For a role, the person to email is usually its hiring manager. The newest:
Account Executive, Mid Market
Remote (US)Senior Product Designer
Sydney, NSWEngineering Manager
Remote (US)Engineering Manager
Remote (US)AI Operations Lead
Remote (US)Senior Customer Success Manager
Remote (US)
Tracking Karbon
Want the person hiring at Karbon, by name, with their work email?
Karbon email format: frequently asked questions
What is the email format at Karbon?
Karbon addresses use first name, a dot, then last name at karbonhq.com, for example [email protected]. Both Karbon addresses we've verified follow it. As of October 2026.
How do I find a recruiter's or hiring manager's email at Karbon?
Find their name first: the job posting, the team page or LinkedIn usually has it. Then write it the way Karbon does, so Jane Doe would be [email protected], and check the address with an email verifier before you send.
What if my email to Karbon bounces?
Check the spelling of their name first. Then try the next most common formats at startups: [email protected] and [email protected]. Someone who goes by a short name may use it in their address too.
How do you know Karbon's email format?
From addresses we've found for Karbon's people and checked with an email verifier, which asks Karbon's mail server whether each mailbox exists without sending anything. Only mailboxes the server confirmed count: a server that accepts every address confirms guesses too, so those are left out. Both Karbon addresses we've verified follow it.