Allen Kostecki

Allen Kostecki: Email & Phone Number

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Associate at John Kasperek Co., Inc.|St John, Indiana, United States

Position:

Associate at John Kasperek Co., Inc.

Location:

St John, Indiana, United States

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Last updated: 2026-04-17
Updated: 2026-04-17

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Work Experience 7 years

Associate at John Kasperek Co., Inc.

Aug 2024 - Current

Fulfillment Trainer/Production Control Inventory Trainer at Loopy Cases

Aug 2021 - Aug 2024

E-Commerce at Jewel-Osco

Jan 2021 - Aug 2021

Sales Consultant at Best Buy

Jun 2019 - Mar 2020

Allen Kostecki started working in 2019, then the employee has changed 3 companies and 3 jobs. On average, Allen Kostecki works for one company for 1 year 6 months.

Their professional focus is Accounting, Account Management, and Analytical Skills across 3 core areas.

Education

Bachelor of Science - BS at Indiana University Northwest

Frequently Asked Questions

What is Allen Kostecki's email address?

SignalHire found a verified business email address for Allen Kostecki: **@kasperekcpa.com.

What is Allen Kostecki's phone number?

SignalHire found a verified phone number for Allen Kostecki: +1-***-***-1055.

How do I contact Allen Kostecki at John Kasperek Co., Inc.?

You can reach Allen Kostecki through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is Allen Kostecki's professional background?

Allen Kostecki has 7 years of professional experience. They have held roles including Fulfillment Trainer/Production Control Inventory Trainer, E-Commerce, and Sales Consultant at companies such as Loopy Cases, Jewel-Osco, and Best Buy. Their education includes Bachelor of Science - BS from Indiana University Northwest.

Is Allen Kostecki's contact information up to date?

Yes. Allen Kostecki's SignalHire profile was last updated on 17 April 2026, reflecting their current position as Associate at John Kasperek Co., Inc. in Calumet City, Illinois, United States.

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