Sovrn
Sovrn is an advertising and commerce software company that connects publishers and advertisers across 80,000+ websites, apps, and CTV channels, reaching 500 million daily active consumers. The company has raised $121M, most recently in a Series C round in July 2022.
The growth story
Sovrn grew from 223 to 121 employees between 2021 and 2026, raising $121M along the way, most recently a Series C in July 2022.
About
Sovrn provides tools for publishers to monetize content and advertisers to target audiences based on consumer behavior data. Its products span advertising, commerce, and data analytics, creating a marketplace where both sides can optimize revenue.
The company has grown to 121 employees, with a strong engineering focus accounting for over a quarter of its workforce. Its $121M in funding, including a recent Series C, supports its position as a major player in the digital advertising ecosystem.
Founders and leadership
Engineering is Sovrn's largest function, making up 32 of its 121 employees. The company operates from its Boulder headquarters with additional offices in New York and London, maintaining a lean structure for its scale.
The Sovrn org chart
Walter Knapp (CEO) leads 52 mapped leaders with 4 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 36 (-44% YoY), Sales 20 (-26% YoY), Business Development 14 (-30% YoY), Information Technology 8 (-47% YoY), Customer Success and Support 5 (-50% YoY), Product Management 4 (-43% YoY).
Talent flow
Sovrn recruits heavily from local Colorado universities, with the University of Colorado Boulder alone accounting for 18 hires. Its workforce comes from tech companies like Apple, Yahoo, and SpotX, with many moving on to ad tech leaders like The Trade Desk.
Most common previous employers of Sovrn staff: Apple (5), SpotX (now part of Magnite) (4), Federated Media - A Media General Company (3), OnScroll (acquired by sovrn) (3), Yahoo (3), Sovrn (Formerly Viglink) (3). Former Sovrn employees most often moved to The Trade Desk (5), Amazon (3), BetterUp (2), Agiloft (2), tvScientific (2), Capital One (2).
Alumni worth knowing
The Sovrn mafia
Sovrn alumni have founded 16 companies, including Collage (243 employees) and GreenBridge Capital (48 employees), showing a strong entrepreneurial streak among former employees.
16Ross Durbin, was Publisher Advancement Analyst until 2020Otto Nedelkovich, was Sales Operations Intern until 2017Alex Biale, was Marketing Operations Manager until 2015Paul Ramos, was Engineering Manager until 2020Jeffrey Roberts, was Vice President - Ad Management until 2023Courtney Walsh, was PR Consultant until 2015
Eric Weinberg, was President until 2022
Maja Milicevic, was Vice President, Demand Partnerships until 2015
Roy R., was DevOps Infrastructure Engineer Consultant until 2015
Dom Perkins, was Managing Director UK and Europe until 2022
Chris Crawfurd, was Vice President, Publisher Development until 2018
Todd Siegler, was COO | Chief Development Officer | General Counsel until 2017Hiring now
Web traffic
Traffic mix: 52% direct, 26% search, 4% social, 0% paid.
What this company is made of
Most common skills at Sovrn: Leadership (41), JavaScript (38), Microsoft Office (36), Management (35), HTML (35), Customer Service (35), Microsoft Word (34), Social Media (33).
Where the team actually sits
Sovrn people are concentrated in Colorado, United States (50), Denver Metropolitan Area (15), England, United Kingdom (10), United States (5). 2 offices on record.
Search footprint
Sovrn attracts about 8,734 organic search visits a month, traffic worth roughly $10K a month if bought through ads. It gained 359 ranking keywords and lost 320 in the last period.
What employees say
- Compensation
- 2.60 / 5
- Career opportunities
- 2.30 / 5
- Senior management
- 1.90 / 5
- Work-life balance
- 3.00 / 5
Frequently asked
Sovrn has 121 employees as of September 2026.
Sovrn has raised $121M in total, most recently a Series C round in July 2022.
Walter Knapp (CEO) sits at the top of Sovrn's reporting structure, with 4 direct reports.
The most common previous employers of current Sovrn staff are Apple (5 people), SpotX (now part of Magnite) (4 people), Federated Media - A Media General Company (3 people).
Former Sovrn employees most often move to The Trade Desk (5), Amazon (3), BetterUp (2).
At least 16 companies have a founder who previously worked at Sovrn, including Collage, GreenBridge Capital, Domestique.
Sovrn attracts about 8,734 organic search visits a month, worth roughly $10K a month in equivalent ad spend.
The most common skills among Sovrn staff are Leadership, JavaScript, Microsoft Office, Management, HTML.
Sovrn staff are concentrated in Colorado, United States (50), Denver Metropolitan Area (15), England, United Kingdom (10).
Sovrn has about 36 people in Engineering, down 44% over the past year, as of September 2026.
Sovrn has about 20 people in Sales, down 26% over the past year, as of September 2026.
Computed from 108 current and 281 former Sovrn profiles, as of September 2026. Source: Crustdata.
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