Bennett Offshore provides traditional naval architecture, structural, mechanical and electrical engineering as well as hydrodynamics and other marine- and offshore-related services.

In addition, the firm is involved in design, modification, and construction supervision of marine vessels, liftboats and other offshore mobile drilling and production units.

[8] In 2000, Richard Michel from Bennett & Associates and William Strong of Cal Dive jointly presented a paper at the Offshore Technology Conference showcasing the capabilities of the "Quantum 4000" (or Q4000).

[11] In 2005, Bennett & Associates and Keppel FELS co-authored a document titled "JACK UP UNITS - A Technical Primer For The Offshore Industry Professional."

Bennett & Associates was awarded a contract and designed the ATP "Titan,"[13] which became the first US-built deepwater dry tree drilling and production platform.

Utilization of ORCA platforms includes construction support, light drilling, well intervention, well plug and abandonment, coiled tubing operations, wind farm installation, gas compression and accommodation.