Diamond Manufacturing Company Employee Directory

Q: What is Diamond Manufacturing Company known for?

Diamond Manufacturing Company was founded in 1915. Diamond Manufacturing Company operates in the Fabricated Metal Products industry.

Fabricated Metal ProductsUnited States201-500 Employees

Diamond Manufacturing is a wholly owned subsidiary of Reliance Steel & Aluminum, North America’s largest provider of solutions for metals. With more than 50 machines on location, Diamond Manufacturing is capable of perforating over 4,000 different patterns at tolerances tighter than industry standards. As your one-stop solution from material to finished product, Diamond serves the needs of volume OEM buyers, local job shops, and architects throughout six locations in the United States.

Find Diamond Manufacturing Company employees' phone numbers or email addresses

Diamond Manufacturing Company Global Highlights

North America
127

United States Of America
127

Asia
13

India
12
Pakistan
1

Africa
1

Namibia
1

Europe
1

United Kingdom Of Great Britain And Northern Ireland
1

Diamond Manufacturing Company's Leadership

F. R.
Ceo
Mobile Phone
Email
M. N.
Chief Executive Officer
Mobile Phone
Email
B. M.
Vice President Of Sales
Mobile Phone
Email
R. O.
Vp / Mfg
Mobile Phone
Email
R. O.
Vice President Manufacturing Operations
Mobile Phone
Email
D. S.
President
Mobile Phone
Email
D. H.
President
Mobile Phone
Email
L. M.
President
Mobile Phone
Email

Contact profiles from Diamond Manufacturing Company

Name

Title

Contact Info

Location

Last Update

D. S.
President
Mobile Phone
Email
United StatesPennsylvania
Oct 18, 2025
B. M.
Evp/Coo
Mobile Phone
Email
United StatesPennsylvania
Oct 17, 2025
F. R.
Ceo
Mobile Phone
Email
United StatesPennsylvania
Oct 23, 2025
D. H.
President
Mobile Phone
Email
Oct 22, 2024
G. M.
Owner
Mobile Phone
Email
Oct 18, 2024
J. C.
Owner
Mobile Phone
Email
Oct 22, 2024
J. A.
Owner
Mobile Phone
Email
Oct 21, 2024
K. H.
Owner
Mobile Phone
Email
Oct 21, 2024
L. M.
President
Mobile Phone
Email
Oct 22, 2024
M. N.
Chief Executive Officer
Mobile Phone
Email
Oct 22, 2024

Frequently Asked Questions

What is Diamond Manufacturing Company known for?

Diamond Manufacturing Company was founded in 1915 operates in the Fabricated Metal Products industry. The company's main headquarters is located in 243 W. 8th Street, P.O. Box 4174 Wyoming, Pennsylvania 18644, US; you can contact the main corporate office by phone at

+1-800-831-****

. Explore Diamond Manufacturing Company's company overview page for more information.

What is Diamond Manufacturing Company's most common email format?

Diamond Manufacturing Company employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Diamond Manufacturing Company email formats with LeadIQ.

How many employees does Diamond Manufacturing Company have currently?

Diamond Manufacturing Company has approximately 201 employees as of October 2025. These team members are located across 4 continents, including North AmericaAsiaAfrica.

Who are Diamond Manufacturing Company's key employees and leadership?

As of October 2025, Diamond Manufacturing Company's key employees include:

Ceo: F. R.
Chief Executive Officer: M. N.
Vice President Of Sales: B. M.
Vp / Mfg: R. O.
Vice President Manufacturing Operations: R. O.

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