Mack Industries

Mack Industries, Inc. is a fourth-generation family-owned business based in Brunswick, Ohio, specializing in precast concrete products and building materials since 1932. Originally founded as Mack Vault Company, the company has evolved to focus on a wide range of precast concrete solutions, including burial vaults, septic tanks, utility vaults, drainage systems, and wastewater treatment plants. The company offers design, engineering, and installation support for precast concrete systems, along with project management and delivery services. Mack Industries serves contractors, municipalities, and industrial clients across 13 states, providing custom solutions for wastewater treatment, stormwater management, and utility infrastructure. Their multiple production facilities ensure efficient handling of large-scale projects, while a customer-driven approach emphasizes teamwork, safety, and quality.

Construction Brunswick, United States Founded 1932 ~92 employees

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Employees
92
+2.2% in the 3 months to Jun 2025
12-month attrition
6.7%
Tech: 8.7%
H1B sponsor
NA

Headcount trend

Mack Industries went from 82 employees in Jul 2023 to 92 in Jun 2025. Jan to Jun 2025: 5 people joined, 3 left.

Headcount data through Jun 2025

Org structure

Headcount by department

Other46
Engineering16
Sales13
Operations10
Finance3
HR2
Marketing1
Design1

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Mack Industries FAQ

How many employees does Mack Industries have?

Mack Industries has about 92 employees, up 2.2% over the 3 months to Jun 2025.

Data from Company Prospectus, DOL LCA disclosures, WARN notices and 6figr salary profiles.