Overflow
Overflow helps nonprofits accept stock and cryptocurrency donations, with 113 employees and $30M in funding after a February 2024 Series B.
The growth story
Overflow grew from 48 to 113 employees between 2021 and 2026, raising $30M along the way, most recently a Series B in February 2024.
About
Overflow provides software that lets nonprofits process stock and crypto donations, simplifying an otherwise complex financial process for charitable organizations. The company has grown to 113 employees and raised $30M in a Series B round led by investors including Salesforce Ventures and Craft Ventures.
The company's funding suggests strong investor confidence in its niche financial services offering for nonprofits. While headcount growth data isn't available, the recent Series B indicates expansion potential in this specialized donation processing market.
Founders and leadership
Sales is the largest department with 12 employees, suggesting a focus on customer acquisition. Leadership appears balanced across functions with no single dominant executive background.
The Overflow org chart
Vance Roush (Founder & CEO) leads 24 mapped leaders with 3 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 18 (-5% YoY), Sales 17 (+70% YoY), Business Development 11 (0% YoY), Arts and Design 10 (+25% YoY), Customer Success and Support 10 (0% YoY), Operations 10 (+11% YoY).
Talent flow
Overflow draws heavily from religious organizations and financial services, with multiple hires from Subsplash, churches, and BBVA. Alumni have moved to fintech firms like NerdWallet and security companies like Verkada.
Most common previous employers of Overflow staff: Subsplash (3), Church of the Highlands (3), VIVE Church (2), EY (2), Momence (2), BBVA in the USA (2). Former Overflow employees most often moved to Hypori (2), Calix (2), Introduction.com (1), NerdWallet (1), Verkada (1), Wrike (1).
Alumni worth knowing
Web traffic
Traffic mix: 67% direct, 16% search, 1% social, 0% paid.
What this company is made of
Most common skills at Overflow: Customer Service (38), Leadership (36), Social Media (28), Microsoft Office (28), Public Speaking (25), Project Management (25), Communication (23), Management (23).
Where the team actually sits
Overflow people are concentrated in California, United States (10), Alabama, United States (9), San Francisco Bay Area (5), Washington, United States (3).
Search footprint
Overflow attracts about 618 organic search visits a month, traffic worth roughly $5K a month if bought through ads. It gained 174 ranking keywords and lost 206 in the last period.
What employees say
- Compensation
- 5.00 / 5
- Career opportunities
- 5.00 / 5
- Senior management
- 5.00 / 5
- Work-life balance
- 5.00 / 5
Frequently asked
Overflow has 113 employees as of September 2026.
Overflow has raised $30M in total, most recently a Series B round in February 2024.
Overflow was founded in 2019 by Vance Roush, Kim Roush.
Vance Roush (Founder & CEO) sits at the top of Overflow's reporting structure, with 3 direct reports.
The most common previous employers of current Overflow staff are Subsplash (3 people), Church of the Highlands (3 people), VIVE Church (2 people).
Former Overflow employees most often move to Hypori (2), Calix (2), Introduction.com (1).
Overflow attracts about 618 organic search visits a month, worth roughly $5K a month in equivalent ad spend.
The most common skills among Overflow staff are Customer Service, Leadership, Social Media, Microsoft Office, Public Speaking.
Overflow staff are concentrated in California, United States (10), Alabama, United States (9), San Francisco Bay Area (5).
Overflow has about 18 people in Engineering, down 5% over the past year, as of September 2026.
Overflow has about 17 people in Sales, up 70% over the past year, as of September 2026.
Computed from 50 current and 51 former Overflow profiles, as of September 2026. Source: Crustdata.
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