Core Business Clusters
Number of
Employees
Aerospace
ALCOA Howmet Castings
1,900
Johnson Technology
510
Cannon Muskegon Corporation
180
Kaydon Corporation
150
Campbell Grinder Company
65
Pratt & Whitney Component Solutions
50
Chemical Products
Sun Chemical
400
Honeywell Burdick and Jackson
115
Esco
85
Webb Chemica
l
50
Automotive
Hayes-Lemmerz
640
Dana Corporation
550
Shape Corporation
525
Holland USA Headquarters
365
Acemco
250
Hilite International
250
ALCOA Automotive Castings
220
CWC Textron
200
American Coil Spring
145
Plastics
ADAC Plastics
450
Mastertag International
200
Ameriform Incorporated
150
Concord Plastics
143
KL Industries
50
Pliant Plastics
50
APT Inc.
48
Office Furniture
Herman Miller
1,000
The Knoll Group
380
Structural Concepts
250
Metals/Castings
Port City Group
365
Eagle Alloy
300
Great Lakes Die Cast
170
Michigan Spring & Stamping
155
Whitehall Products
155
Michigan Steel Foundry
150
Ravenna Ductile Iron
160
Lorin Industries
140
Quality Tool & Stamping
120
EBW Inc.
100
Bekaert Corporation
75
Other Firms
Sappi Fine Paper
550
General Dynamics
500
Verizon (State Headquarters)
450
Hines Corp.
400
Yale Lift-Tech International
375
Brunswick Corp.
365
Newkirk Electric Assoc. Inc.
350
Muskegon Chronicle
260
Wesco (Corporate Headquarters)
235
Perrigo (North Labs)
185
Cole's Quality Foods
150
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