Eric Bartosz

Eric John Bartosz
Born (1976-04-19) April 19, 1976
Holyoke, Massachusetts, U.S.
Education
OccupationsAuthor, business executive, educator

Eric John Bartosz (born April 19, 1976) is an American author, business executive, and educator.[1] He is an adjunct professor in the MBA program at DeSales University,[2][3][4][5] and a lecturer in the Master of Organizational Leadership program at Muhlenberg College.[6][7]

Bartosz founded BAR40, a personal development framework and book series, and owns the consulting firm BAR40 Fractional Solutions.[8][9][10]

Early life and education

Bartosz was born in Holyoke, Massachusetts, in 1976. He received a Bachelor of Science degree from St. John’s University and an MBA from DeSales University.[6][11] He later completed executive education coursework in leadership through Harvard Business School's Online Program.[12][13]

Career

Business and consulting

Bartosz has worked in sales, marketing, and leadership roles, including senior positions at Contra Vision, Windsor Marketing Group, and Sihl.[14] In 2016, he founded BAR40, which began as a personal development program and later expanded into published works and coaching resources.[15][16][17]

Bartosz is the founder and chief executive officer of BAR40 Fractional Solutions, a consultancy offering fractional executive services, including market expansion, revenue development, and leadership coaching for small and medium-sized businesses.[18][19][6][20]

Teaching

Bartosz is an adjunct professor in the MBA program at DeSales University, where he teaches leadership and strategy.[2][3][4] He also teaches in the Master of Organizational Leadership program at Muhlenberg College.[6][7]

Writing

Bartosz is the author of two personal development books; BAR40: Achieving Personal Excellence (2020),[21] and BAR40 Ultimate Year Training Journal (2020).[22] He writes a monthly column titled Bar Talk for Saucon Source, a Lehigh Valley–based online news outlet.[23]

Recognition

In 2026, Bartosz was selected for inclusion in Marquis Who's Who. The same year, he was named in the Lehigh Valley Business 'Most Influential Leaders' list.[24]

References

  1. ↑ Bartosz, Eric (2025-07-03). "The Big Three: Bar Talk with Eric Bartosz". Saucon Source. Retrieved 2026-08-22.
  2. 1 2 "Saucon Rail Trail Oversight Committee Meeting Minutes — January 23, 2023" (PDF). Saucon Rail Trail. January 23, 2023. Retrieved August 22, 2026.
  3. 1 2 Ledger, The Valley (2021-07-30). "Big Brothers Big Sisters of the Lehigh Valley Announces Two New Board Members". The Valley Ledger | Its All About The Lehigh Valley. Retrieved 2026-08-22.
  4. 1 2 Whitepages. "Eva Bartos in MA - Massachusetts Address & Phone Number | Whitepages People Search". Whitepages. Retrieved 2026-08-22.
  5. ↑ "Big Brothers Big Sisters of the Lehigh Valley". THE ORG. Retrieved 2026-08-22.
  6. 1 2 3 4 Tarlecki, Christine (2022-05-03). "How DeSales University MBA Program Helped a Graduate Start on an Entrepreneurial Fitness Path". MONTCO.Today. Retrieved 2026-08-22.
  7. 1 2 Noble, Barnes &. "BAR40-Achieving Personal Excellence: Your Ultimate 52 Week Training Resource for Reaching Peak Potential". Barnes & Noble. Retrieved 2026-08-22.
  8. ↑ "Stop, Drop and Run 5k | Pretzel City Sports". 2025-11-09. Retrieved 2026-08-22.
  9. ↑ "Sassy Massey Miles for Smiles 5K & 1 Mile Fun Walk". Sassy Massey Miles for Smiles 5K & 1 Mile Fun Walk. Retrieved 2026-08-22.
  10. ↑ Bartosz, Eric (2023-05-30). "The Surgeon General Has a Warning About Social Media: Bar Talk with Eric Bartosz". Saucon Source. Retrieved 2026-08-22.
  11. ↑ Noble, Barnes &. "Exercise - General Books". Barnes & Noble. Retrieved 2026-08-22.
  12. ↑ Korp, Tom (2015-01-28). "Style Insider Happy Hour at ROAR". Retrieved 2026-08-22.
  13. ↑ "BAR40-Achieving Personal Excellence". www.thriftbooks.com. Retrieved 2026-08-22.
  14. ↑ "Books by Eric J. Bartosz (Author of BAR40-Achieving Personal Excellence)". www.goodreads.com. Retrieved 2026-08-22.
  15. ↑ Handlon, Sally (2020-11-20). "Author Eric J. Bartosz | LV Discourse". WDIY | Lehigh Valley Public Radio. Retrieved 2026-08-22.
  16. ↑ ""Thou Shalt Not Steal from Our Children's Future"". Oblates of St. Francis de Sales. Retrieved 2026-08-22.
  17. ↑ "Our Faculty". Muhlenberg College. Retrieved 2026-08-22.
  18. ↑ "Sihl Inc". THE ORG. Retrieved 2026-08-22.
  19. ↑ "Eric Bartosz, the US Director of Business Development at Contra Vision". www.slideshare.net. Retrieved 2026-08-22.
  20. ↑ "Park & Recreation Commission". Upper Saucon Township - Lehigh County, Pennsylvania. Retrieved 2026-08-22.
  21. ↑ "Workplace Wellness with BAR40". Lehigh Valley Chamber of Commerce. Retrieved 2026-08-22.
  22. ↑ "From the Clifton 11 to Speedgoat 7, These Are the Plushest Hoka Shoes for Road and Trail". Runner's World. 2018-07-23. Retrieved 2026-08-22.
  23. ↑ "Eric J Bartosz". Knygos.lt (in Lithuanian). Retrieved 2026-08-22.
  24. ↑ "Most Influential Leaders". LVB. Retrieved 2026-08-22.
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