John P. Holder is the CAD technologist with JLH Consulting which was started 20 years ago. He started his aquaculture career in 1989 as a student then full time in 1994.
He has had extensive experience with land-based fresh water systems dealing with salmonids, cichlids and others, as well as numerous salt-water species, including shrimp. He also has extensive experience with open net pen systems. John, along with his father John Sr., have worked and consulted for aquaculture companies on six continents.