Marco is now part of the SMITH BERGER family of products.
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Marco Crab Block
Powerblocks | Purse Winches | Pot Fishing Equipment | Longline Systems | Hydraulic Pump Drives | Salmon Processing Machinery

Manufactured Products /


Utility Powerblocks

B19 Powerblock | B28 Retrieval PB | B38 Utility PB

MARCO offers a number of specially built models of Powerblocks used for retrieving welding leads and umbilical hoses in the diving and salvage industries, for the handling of large cables & lines for deepwater construction and for control and movement of shore power lines for the Navy

We welcome special application requests.

For ordering or parts and service assistance, please contact us at 206-285-3200 or email:

7915 10th Avenue South, Seattle, WA 98108 USA
Telephone: (206) 285-3200 | Fax: (206) 282-8520

Utility Powerblocks
Utility Powerblocks