| Format | Example | Percentage |
|---|---|---|
| Format:lastName.firstName | doe.jane@gmail.com | Percentage:55% |
| Format:lastName_firstName | doe_jane@gmail.com | Percentage:18% |
| Format:firstName-lastName | jane-doe@gmail.com | Percentage:11% |
| Format:lastName-firstName | doe-jane@gmail.com | Percentage:4% |
| Format:lastName | doe@gmail.com | Percentage:1% |
| Format:firstName_lastName | jane_doe@gmail.com | Percentage:1% |
| Format:firstNamelastName | janedoe@gmail.com | Percentage:1% |
| Format:firstName_lastName | jane_doe@yahoo.com | Percentage:1% |
| Format:lastName_firstName | doe_jane@mail.com | Percentage:1% |
| Format:lastName_firstName | doe_jane@rocketmail.com | Percentage:1% |
| Format:lastName.firstName | doe.jane@me.com | Percentage:1% |
| Format:firstName_lastName | jane_doe@outlook.com | Percentage:1% |
| Format:firstNamelastName | janedoe@outlook.com | Percentage:1% |
| Format:lastName_firstName | doe_jane@ymail.com | Percentage:1% |
| Format:firstName-lastName | jane-doe@rediffmail.com | Percentage:1% |
| Format:firstNamelastName | janedoe@aol.com | Percentage:1% |
Checkmate employee email verification for instant deliverability checks.
Checkmate is an IT Services firm headquartered in the United States, employing between 100 and 200 professionals.
The company’s leadership roster includes Gerald DeCosta and Clifton Davis as owners, Lori Romanoski as president, Scott Inglis and Vinayak Agarwal sharing co‑founder and CEO responsibilities, along with Walid El Taraboulsi who also serves as founder and CEO.
Other senior roles span technology, finance, partnerships, communications, operations, software architecture, client support, manufacturing oversight, design and photography, reflecting a multidisciplinary executive structure that drives the firm’s service delivery.
Checkmate uses 16 email formats across its organization. The most common pattern is lastName.firstName (e.g., doe.jane@gmail.com), used in approximately 55% of work addresses.
Checkmate currently employs over 100-200 people from United States, Canada, Netherlands Antilles, Guadeloupe, Brazil, with a head office in US.
SignalHire complies with the General Data Protection Regulation (GDPR). SignalHire follows GDPR requirements, including but not limited to rights of data subjects to access, correct, or delete their personal information and supports the right to be forgotten.
SignalHire is CCPA-compliant and provides California residents the right to know, access, opt out, and request deletion of their personal data.
