Apollo.io
Apollo.io is a sales and marketing software platform that combines a large B2B contact database with AI tools. It has raised $251 million in funding and employs 810 people.
The growth story
Apollo.io grew from 296 to 810 employees between 2024 and 2026, raising $251M along the way, most recently a Series D in August 2023.
About
Apollo.io sells software that helps sales and marketing teams find and contact potential customers. Its system includes a database of business contacts and AI features for managing outreach.
The company reached an 810-person headcount and closed a Series D round in 2023. Its investor group includes Bain Capital Ventures and other venture firms.
Founders and leadership
Sales is the largest department with 99 employees. The leadership team comes from various tech backgrounds, though specific executive names aren't provided in the data.
The Apollo.io org chart
Matt Curl (CEO) leads 59 mapped leaders with 6 direct reports. Click +N to expand a team; names link to the person’s public profile.
Departments, and which ones grew
Headcount by function: Sales 170 (+193% YoY), Engineering 154 (+64% YoY), Healthcare Services 73 (+1360% YoY), Entrepreneurship 42 (+83% YoY), Legal 41 (+141% YoY), Operations 37 (+147% YoY).
Talent flow
Many employees previously worked at Amazon, Salesforce, and HubSpot. After leaving, some join companies like Freehand, Uber, or return to Salesforce.
Most common previous employers of Apollo.io staff: Apollo.io (13), Amazon (12), Salesforce (10), HubSpot (10), Miro (7), Accenture (7). Former Apollo.io employees most often moved to Freehand (8), Uber (4), Duo by Amplemarket (4), Salesforce (3), Anthropic (3), Atlassian (3).
Alumni worth knowing
The Apollo.io mafia
Former employees have founded at least 23 companies, including UnitX (107 staff) and Adapt.com (19 staff).
23Weixiong (Max) Zheng, was Software Engineering Manager until 2019Jim Benton, was Board Observer until 2021Christian Oland, was Growth Advisor until 2021Anurag Sarkar, was Senior software engineer (Core Object) until 2024Santosh Sharan, was President & Chief Operating Officer until 2022Ramsey Al-Ramahi, was Head of Global Sales until 2021
Ivan Lendner, was Sales Advisory Board until 2024
Abhishek Singh, was Software Engineer until 2025
Adam Brener Brenzi, was Senior Strategic Account Executive until 2017
Veronica McGibney, was Community Lead until 2024
Hasari Teddy, was Account Executive until 2024
Chris H., was Customer Advisor until 2024
Blake Hudson, was Global Sales Trainer until 2026
Shubham Kansal, was Engineering Manager II until 2025
Aditi Bhatnagar, was Lead Application Security Engineer until 2024
Taylor Bogar (Mat leave), was Head of Customer Marketing & Community until 2024
Ken Chan, was Sr. Technical Recruiter II until 2025
Tom Regan, was Enterprise Account Executive until 2022
Oriana García, was Sales Advisory Board until 2023
Elaine Adamson, was Senior Manager, Global People Operations until 2026
Dion Kauffman, was Head of Upmarket Sales until 2022Hiring now
What this company is made of
Most common skills at Apollo.io: Customer Service (248), Leadership (248), Communication (209), Microsoft Office (200), Microsoft Excel (187), Sales (182), Management (164), Project Management (163).
Where the team actually sits
Apollo.io people are concentrated in California, United States (30), Karnataka, India (23), Texas, United States (19), New York, United States (13).
Search footprint
Apollo.io attracts about 36,990 organic search visits a month, traffic worth roughly $318K a month if bought through ads. It gained 5,761 ranking keywords and lost 5,163 in the last period.
What employees say
- Compensation
- 4.00 / 5
- Career opportunities
- 3.80 / 5
- Senior management
- 3.40 / 5
- Work-life balance
- 3.40 / 5
Frequently asked
Apollo.io has 810 employees as of September 2026.
Apollo.io has raised $251M in total, most recently a Series D round in August 2023.
Apollo.io was founded in 2015 by Ray Li, Tim Zheng.
Matt Curl (CEO) sits at the top of Apollo.io's reporting structure, with 6 direct reports.
The most common previous employers of current Apollo.io staff are Apollo.io (13 people), Amazon (12 people), Salesforce (10 people).
Former Apollo.io employees most often move to Freehand (8), Uber (4), Duo by Amplemarket (4).
At least 23 companies have a founder who previously worked at Apollo.io, including UnitX, Adapt.com, Revenue.Inc.
Apollo.io attracts about 36,990 organic search visits a month, worth roughly $318K a month in equivalent ad spend.
The most common skills among Apollo.io staff are Customer Service, Leadership, Communication, Microsoft Office, Microsoft Excel.
Apollo.io staff are concentrated in California, United States (30), Karnataka, India (23), Texas, United States (19).
Apollo.io has about 170 people in Sales, up 193% over the past year, as of September 2026.
Apollo.io has about 154 people in Engineering, up 64% over the past year, as of September 2026.
Computed from 279 current and 347 former Apollo.io profiles, as of September 2026. Source: Crustdata.
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