diff --git a/src/PowerSystemsInvestmentsPortfolios.jl b/src/PowerSystemsInvestmentsPortfolios.jl
index 17975d4..a5a14a6 100644
--- a/src/PowerSystemsInvestmentsPortfolios.jl
+++ b/src/PowerSystemsInvestmentsPortfolios.jl
@@ -38,6 +38,10 @@ export add_technologies!
 export read_json_data
 export generate_invest_structs
 export generate_structs
+export db_to_dataframes
+export map_prime_mover
+export dataframe_to_structs
+export db_to_portfolio_parser
 
 const PSY = PowerSystems
 const IS = InfrastructureSystems