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Top Series D companies in Chicago

Late-stage venture: Series D companies often eyeing IPO or large strategic exits. Filtered to companies headquartered in Chicago.

Built from a search like: “Top Series D companies in Chicago”

Ranked by current headcount across Series D companies headquartered in Chicago. Refreshed daily.

  1. 1
    Groupon· Chicago, Illinois, United States
    • Series D
    • 10.5k employees
    • Founded 2008
  2. 2
    Sprout Social, Inc.· Chicago, Illinois, United States
    • Series D
    • 1.8k employees
    • Founded 2010
  3. 3
    G2· Chicago, Illinois, United States
    • Series D
    • 1.4k employees
    • Founded 2012
  4. 4
    Codal· Chicago, Illinois, United States
    • Series D
    • 308 employees
    • Founded 2009
  5. 5
    HealthJoy· Chicago, Illinois, United States
    • Series D
    • 298 employees
    • Founded 2014
  6. 6
    SpotHero· Chicago, Illinois, United States
    • Series D
    • 295 employees
    • Founded 2011
  7. 7
    Coro· Chicago, Illinois, United States
    • Series D
    • 293 employees
    • Founded 2014
  8. 8
    zerohash· Chicago, Illinois, United States
    • Series D
    • 223 employees
    • Founded 2017
  9. 9
    Hireology· Chicago, Illinois, United States
    • Series D
    • 176 employees
    • Founded 2010
  10. 10
    Duchossois Capital Management· Chicago, Illinois, United States
    • Series D
    • 58 employees
    • Founded 2013
  11. 11
    The Peakstone Group· Chicago, Illinois, United States
    • Series D
    • 56 employees
    • Founded 2008
  12. 12
    Emalex Biosciences· Chicago, Illinois, United States
    • Series D
    • 53 employees
    • Founded 2018
  13. 13
    NextCapital· Chicago, Illinois, United States
    • Series D
    • 20 employees
    • Founded 2014

Find engineers at Series D companies in Chicago

Series D companies in Chicago are some of the fastest-moving employers in the market. The list above ranks the largest Series D-stage companies headquartered in Chicago by current headcount, drawn from public LinkedIn and Crunchbase records. With 13 matching companies in our index, the density of senior engineers, designers, and founders is unusually high.

At Series D, teams tend to be small, ambitious, and on the hunt for senior talent. The companies on this list are good signals for where the Chicagotalent market is heating up — and for which engineers and founders are about to become tomorrow’s operators.

Refolk converts this list into a live search. Ask for “founders of Series D companies in Chicago” or “senior engineers at Series D companies in Chicago hiring” and Refolk returns a ranked shortlist with evidence behind each match.

How this list is built

Refolk pulled Series D companies headquartered in Chicago from public LinkedIn and Crunchbase records, ranked them by current employee count, and kept those with at least 5 employees. The list refreshes once a day.

Last refreshed: Thu, 07 May 2026 07:52:34 GMT

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