Nylas
Nylas provides APIs that let developers integrate email, calendar and contact functionality into apps. The San Francisco-based company has raised $175 million, most recently in a 2021 Series C, and employs 113 people.
The growth story
Nylas grew from 189 to 113 employees between 2021 and 2026, raising $175M along the way, most recently a Series C in June 2021.
About
Nylas sells API tools that let software developers add email, calendar and contact syncing to their applications. Its platform connects to multiple providers through a single integration, aimed at reducing development time.
The company has raised $175 million, including a Series C in mid-2021. Its 113-person workforce includes a 21-person engineering team, the largest function. Median employee tenure is 3 years.
Founders and leadership
Engineering is Nylas' largest department with 21 people. The company has a median employee tenure of 3 years, suggesting stable leadership and workforce retention.
The Nylas org chart
Jeff Koets (Chief Executive Officer) leads 33 mapped leaders with 7 direct reports. Click +N to expand a team; names link to the person’s public profile.
Departments, and which ones grew
Headcount by function: Engineering 24 (-31% YoY), Sales 16 (+45% YoY), Information Technology 12 (-25% YoY), Business Development 11 (+22% YoY), Operations 9 (-10% YoY), Customer Success and Support 8 (+60% YoY).
Talent flow
Nylas hires from companies like AudienceView and Birdeye. Alumni frequently move to monday.com, Salesforce and Vercel. The company recruits from schools including Carleton University and UC San Diego.
Most common previous employers of Nylas staff: AudienceView (3), Birdeye (2), VoPay (1), Kartera (1), Function Point (1), IT Glue (1). Former Nylas employees most often moved to monday.com (5), Salesforce (4), Vercel (4), Zenni Optical (4), Stream (3), Convera (2).
Alumni worth knowing
The Nylas mafia
Nylas alumni have founded 19 companies, including WorkOS (139 staff) and Ergatta (19 staff).
19Michael Grinich, was Founder until 2017Prasanna Swaminathan, was Senior Software Engineer until 2019Kathryn Gombos, MBA, SPHR, was Head of Global Compensation until 2022Lera Leonteva, was Threat Detection and Response Manager until 2023Jason Chang, was Global Head, Channel & Alliances until 2025Christopher Noble, was Strategic Growth until 2024
Drew Regitsky, was Software Engineer until 2016
Gary Gaessler, was API Product / Sales Evangelist | Community Builder until 2023
Alan Max Arambula, was Lead Account Executive, Commercial until 2021
Camille Emefa Acey, was Vice President of Customer Success until 2020
Ash Ryan Arnwine, was Director of Developer Relations until 2024
Olivia Mendez, MBA, was People Operations Specialist until 2023
Michael Pfister, was VP Product until 2022
Makala Keys, was People Operations Manager until 2016
Brian Wones, was Sr Director Solutions Engineering and Sales Enablement until 2022
Oleksandr Kais, was Product Manager until 2025
Wendi Weekley, was Strategic Account Manager until 2022
David Bayer, was Head of Product Marketing until 2022Web traffic
Traffic mix: 37% direct, 26% search, 6% social, 2% paid.
What this company is made of
Most common skills at Nylas: Leadership (33), Management (28), Microsoft Office (27), SQL (26), Node.js (25), Customer Service (25), Amazon Web Services (AWS) (24), JavaScript (24).
Where the team actually sits
Nylas people are concentrated in Ontario, Canada (9), California, United States (6), Colorado, United States (5), Greater Toronto Area, Canada (4).
Search footprint
Nylas attracts about 8,168 organic search visits a month, traffic worth roughly $63K a month if bought through ads. It gained 1,532 ranking keywords and lost 1,188 in the last period.
What employees say
- Compensation
- 3.60 / 5
- Career opportunities
- 2.70 / 5
- Senior management
- 2.40 / 5
- Work-life balance
- 3.50 / 5
Frequently asked
Nylas has 113 employees as of September 2026.
Nylas has raised $175M in total, most recently a Series C round in June 2021.
Jeff Koets (Chief Executive Officer) sits at the top of Nylas's reporting structure, with 7 direct reports.
The most common previous employers of current Nylas staff are AudienceView (3 people), Birdeye (2 people), VoPay (1 people).
Former Nylas employees most often move to monday.com (5), Salesforce (4), Vercel (4).
At least 19 companies have a founder who previously worked at Nylas, including WorkOS, Ergatta, Gombos.
Nylas attracts about 8,168 organic search visits a month, worth roughly $63K a month in equivalent ad spend.
The most common skills among Nylas staff are Leadership, Management, Microsoft Office, SQL, Node.js.
Nylas staff are concentrated in Ontario, Canada (9), California, United States (6), Colorado, United States (5).
Nylas has about 24 people in Engineering, down 31% over the past year, as of September 2026.
Nylas has about 16 people in Sales, up 45% over the past year, as of September 2026.
Computed from 62 current and 282 former Nylas profiles, as of September 2026. Source: Crustdata.
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