Hartz Mountain Reviews

3.4

52% would recommend to a friend

(69 total reviews)

Tatsuya Suto

73% approve of CEO

49% positive business outlook

Hartz Mountain has an employee rating of 3.4 out of 5 stars, based on 69 company reviews on Glassdoor which indicates that most employees have a good working experience there. The Hartz Mountain employee rating is in line with the average (within 1 standard deviation) for employers within the Manufacturing industry (3.5 stars).

Reviews by job title

69 reviews
5.0
18 Feb 2026

Cannot Recommend Enough

Recommend
CEO approval
Business outlook

Pros

Company that cares Great people Great culture Ambitious goals and future

Cons

Would love to see more clear career progression & opporunities

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Hartz Mountain Response
2mo
Thank you for being a valued member of the Hartz team and for sharing your kind words about our culture and people—we’re so glad that you are having a positive experience. We also appreciate your feedback on career progression. We’re actively working to promote growth opportunities and enhance their visibility across the organization. In the meantime, we encourage you to connect with your manager to discuss your goals and future career progression at Hartz. Thank you again for your feedback.
2.0
14 Nov 2025
Recommend
CEO approval
Business outlook

Pros

Strong teamwork and a generally reasonable work-life balance but it can change

Cons

Limited growth. There was noticeable turnover among strong performers, while some ineffective managers remained in their roles, which continued to impact team morale and overall efficiency.

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Hartz Mountain Response
6mo
Thank you for your feedback. We’re happy to hear you valued the strong collaboration and a positive work–life balance during your time at Hartz. We also appreciate your candid comments regarding growth opportunities. Feedback like yours is important, as it helps us identify areas where we can improve. We're actively focused on creating opportunities for employee growth across the organization, improving team support, and strengthening the development of our employees. We wish you the very best in your future endeavors.
5.0
12 Nov 2025

Good

Recommend
CEO approval
Business outlook

Pros

Salary Company culture Leadership exposure

Cons

Slow movement Differing opinions Work-life balance

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Hartz Mountain Response
6mo
Thank you for your feedback and for being a valued employee of the Hartz team. We’re happy to hear that you enjoy working for our company that values company culture, competitive salary, and leadership exposure. We also appreciate your feedback on the concerns. We're committed to improving communication, supporting healthy work–life balance, and ensuring alignment across teams. If you’re open to providing additional context, please reach out to us at hresources@hartz.com. We're looking forward to hearing from you.
Viewing 1 - 3 of 69 Reviews

Glassdoor has 73 Hartz Mountain reviews submitted anonymously by Hartz Mountain employees. Read employee reviews and ratings on Glassdoor to decide if Hartz Mountain is right for you.