Valley Plating
Precision Plating & Finishing for
Superior Durability and Performance
We are an ISO certified plating company that puts great pride in the finish of your parts.
COMPANY BIO
Valley Plating is a family-owned plating and anodizing business in Rock Valley, Iowa. Founded in 2011 by brothers Mike and Steve Vonk, the company provides high-quality finishing services to local manufacturers. Initially operating with one zinc line in a newly built facility, Valley Plating has expanded to a 31,000 sq. ft. operation with five advanced finishing lines. The company serves a diverse range of industries, maintaining a strong reputation for quality and service.
COMPANY DATA
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★ Primary Point of Contact ★Owner: MIKE VONK |
CORE COMPETENCIES
✔ Zinc Plating – Clear, Yellow, and Black Chromate (Rack & Barrel)
✔ Aluminum Anodizing – Type II (Clear, Yellow, Black) and Type III
✔ Black Oxide Finishing
✔ Hydrogen Embrittlement Relief Process
✔ Torque Tension Modifier Application
NAICS CODES
PRIMARY: 332813
Electroplating, Plating, Polishing, Anodizing, and Coloring
- ★ 332812 – Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers
- ★ 332313 – Plate Work Manufacturing
DIFFERENTIATORS
Commitment to high-quality finishing with strict process controls.
✔ On-Time Delivery
Reliable turnaround times to meet customer deadlines.
✔ Customer-Focused
Strong customer service with a Midwest work ethic.
✔ ISO Certified
Compliance with industry standards for consistent quality.
✔ Proven Reputation
Trusted by multiple companies for exceptional finishing.
✔ Continuous Growth
Expanded from one to five lines, increasing service capabilities.
PSC CODES
- ★ 9545 – Plate, Sheet, Strip, Foil, and Leaf (Nonferrous Base Metal)
- ★ 3415 – Grinding Machines
- ★ 3426 – Metal Finishing Equipment

PAST PERFORMANCE
