Customer Retention Software Leader Windsor Circle Closes $5.25M Series B from Comcast Ventures and Existing Investors

The infusion of capital will be used to support the company’s tremendous growth

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Windsor Circle's investors from Comcast Ventures and IDEA Fund Partners share first hand why they have invested in the company.

DURHAM, N.C.--()--Windsor Circle, the industry-leading customer retention software company, announced today it raised $5.25 million in Series B financing.

Comcast Ventures, the venture capital affiliate of Comcast Corporation, led the funding round. Existing investors IDEA Fund Partners and Triangle Angel Partners (TAP) also participated. Steve Case, AOL founder and active investor, added $100k of funding to the round. A video release featuring Windsor Circle’s key investors is available at

“The modern marketer needs both data science and automation in order to personalize content and delight the consumer. We are constantly working to improve and augment our retention marketing technology and software in order to help retailers keep their customers,” says Windsor Circle CEO Matt Williamson. “This new funding both validates and enables our vision.”

The recent financing will enable Windsor Circle to extend its retention automation technology, expand into new channels and verticals, and meet increasing customer demand by expanding both team and marketing efforts.

“Marketing technology is changing very rapidly as new data sets become available to CMOs. Windsor Circle is bringing enterprise-quality technology to the market that is push-button simple to use,” stated Andrew Cleland, Managing Partner at Comcast Ventures and new Windsor Circle board member. “Based on its rapid growth, solid team, and strong client ROI, we are excited to be investing in this company.”

Retail enterprises are rapidly adopting Windsor Circle’s multichannel customer retention software, which enables big data integrations, predictive customer analytics, abandoned cart recovery, and data-driven lifecycle marketing. Ultimately, these retailers leverage Windsor Circle’s technology to boost retention marketing efforts, increase customer loyalty, and drive significant revenue. Windsor Circle, whose product launched in mid-2011, nearly tripled their prior year revenues in 2013, and currently counts close to 200 retailers as customers.

Windsor Circle clients include top retailers like Bonobos, Case-Mate, CafePress Services, Gaiam, SurfStitch, and Spangler Candy, maker of Dum Dums, whose VP of E-Commerce & IT Jim Knight stated “We use Windsor Circle to power our automated lifecycle marketing, and can attribute our single highest day of online sales ever to Windsor Circle powered emails, since our start in e-commerce in 1998.”

Ben Kirshner, CEO of top 500 retailer, said at eTail East this week, “Windsor Circle’s software is game-changing. Not only are we making tremendous ROI, but the automation capabilities free my team up to tackle other important tasks.” CoffeeForLess was recently inducted into Windsor Circle’s “$1MM Circle”, highlighting retailers who are making over $1 million a year from emails enabled by Windsor Circle’s technology.

About Windsor Circle: Windsor Circle's Customer Retention Software helps online retailers keep and monetize their existing customers through data-driven, personalized and automated lifecycle marketing programs, by 1) Connecting e-commerce platforms, email marketing software, and other data sources; 2) Analyzing customer purchase history and behavior; and 3) Automating customer loyalty, cart recovery, product recommendation, and other campaigns.


Windsor Circle
Jennifer Gardner, 919-821-2822

Release Summary

Customer Retention Software Leader Windsor Circle Closes $5M Series B from Comcast Ventures and Existing Investors. The infusion of capital will be used to support the company’s tremendous grow.


Windsor Circle
Jennifer Gardner, 919-821-2822