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Karl Klein

Founder of KKCPA, Author of EVEconomics

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Karl has been a CPA and business owner of KKCPA for 35+ years. Efficient and experienced, Karl will get your work done in no time! He'll most likely throw a joke in as well.


David Scherer


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David began working at KKCPA full-time in 2013 as a staff Accountant. Friendly and personable, David enjoys his time spent working with a great variety of clients at KKCPA.


Emily Klein-Welch

Certified Payroll Specialist

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Emily, a sister of Karl's, obtained her Payroll certification a few years back and now helps KKCPA as the Certified Payroll Specialist. Emily also does corporate filings.

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Elsa Klein

Creative Director

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Tim Singers


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Tim has been a dedicated and meticulous employee ever since his college years as an Accounting intern at KKCPA. He then graduated and passed the CPA in 1993. 


Alex Werchowski


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Alex started out as an aspiring intern, but now has been working as a jovial and helpful employee at KKCPA for a few years now. Alex is now a staff Accountant and is studying for his CPA. 


Jenny Hackbarth

Office Admin

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Jenny once worked as Office Administrator years ago. She returned to help out at KKCPA in 2022 and is fastidious and focused.


Henry Dabrowski

IT Department

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Joshua Boeldt


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Josh has been working with KKCPA after passing the CPA. Hard-working and focused, Josh enjoys working at a close-knit firm with small businesses and personal clients.

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Kayla Klein


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Kayla, daughter of Karl, works in the office on an as-needed basis as she works full-time at EY. Kayla will work permenantly at KKCPA in the coming years.


Anne Klein

Office Admin

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Anne, sister of Karl, is also an Office Admin and has been working with her brother for many years now. Anne is joyful and friendly to clients and employees around the office.


Luke Hoffner

Intern / Incoming Staff Accountant

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Karl's daughter, Elsa, has been helping around the office for years, but has now working on Marketing. Elsa designed and updates the KKCPA website occasionally helps with social media.

Initially, Henry started out as a staff Accountant but realized being part of the IT department was more his forte. Henry resolves issues faster than a speeding bullet and never fails to make people laugh.

A friend of Jenny's and a hard worker, Luke is usually the last intern to leave in the office. He attends UW-Milwaukee and will be joining the staff full-time in May.



KKCPA has some wonderful interns, many of whom are students at Marquette University -- just a few blocks from the office!

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