diff --git a/lib/crunchbase.rb b/lib/crunchbase.rb
index c3c9834..bed2b2e 100644
--- a/lib/crunchbase.rb
+++ b/lib/crunchbase.rb
@@ -1,6 +1,7 @@
 require 'crunchbase/api'
 require 'crunchbase/cb_object'
 require 'crunchbase/date_methods'
+require 'crunchbase/array_from_list'
 require 'crunchbase/milestone'
 require 'crunchbase/company'
 require 'crunchbase/financial_organization'
diff --git a/lib/crunchbase/array_from_list.rb b/lib/crunchbase/array_from_list.rb
new file mode 100644
index 0000000..02651b6
--- /dev/null
+++ b/lib/crunchbase/array_from_list.rb
@@ -0,0 +1,9 @@
+module Crunchbase
+    module ArrayFromList
+        # Takes a list (directly from the JSON hash) and returns an
+        # array of instances of the class
+        def array_from_list(list)
+            list.map {|l| self.new(l) }
+        end
+    end
+end
diff --git a/lib/crunchbase/company.rb b/lib/crunchbase/company.rb
index 4d2eee3..2ca38c6 100644
--- a/lib/crunchbase/company.rb
+++ b/lib/crunchbase/company.rb
@@ -43,16 +43,16 @@ def initialize(json)
       @overview = json["overview"]
       @image = json["image"]
       @products_list = json["products"]
-      @relationships = Relationship.array_from_relationship_list(json["relationships"]) if json["relationships"]
+      @relationships = Relationship.array_from_list(json["relationships"]) if json["relationships"]
       @competitions = json["competitions"]
-      @providerships = Relationship.array_from_relationship_list(json["providerships"]) if json["providerships"]
+      @providerships = Relationship.array_from_list(json["providerships"]) if json["providerships"]
       @total_money_raised = json["total_money_raised"]
       @funding_rounds = json["funding_rounds"]
-      @investments = Investment.array_from_investment_list(json['investments']) if json['investments']
+      @investments = Investment.array_from_list(json['investments']) if json['investments']
       @acquisition = json["acquisition"]
       @acquisitions = json["acquisitions"]
       @offices = json["offices"]
-      @milestones = Milestone.array_from_milestone_list(json["milestones"]) if json["milestones"]
+      @milestones = Milestone.array_from_list(json["milestones"]) if json["milestones"]
       @ipo = json["ipo"]
       @video_embeds = json["video_embeds"]
       @screenshots = json["screenshots"]
diff --git a/lib/crunchbase/financial_organization.rb b/lib/crunchbase/financial_organization.rb
index 24a701e..0a2c29c 100644
--- a/lib/crunchbase/financial_organization.rb
+++ b/lib/crunchbase/financial_organization.rb
@@ -36,10 +36,10 @@ def initialize(json)
       @overview = json['overview']
       @image = json['image']
       @offices = json['offices']
-      @relationships = Relationship.array_from_relationship_list(json["relationships"]) if json["relationships"]
-      @investments = Investment.array_from_investment_list(json['investments']) if json['investments']
-      @milestones = Milestone.array_from_milestone_list(json['milestones']) if json['milestones']
-      @providerships = Relationship.array_from_relationship_list(json['providerships']) if json["providerships"]
+      @relationships = Relationship.array_from_list(json["relationships"]) if json["relationships"]
+      @investments = Investment.array_from_list(json['investments']) if json['investments']
+      @milestones = Milestone.array_from_list(json['milestones']) if json['milestones']
+      @providerships = Relationship.array_from_list(json['providerships']) if json["providerships"]
       @funds = json['funds']
       @video_embeds = json['video_embeds']
       @external_links = json['external_links']
diff --git a/lib/crunchbase/investment.rb b/lib/crunchbase/investment.rb
index b5c29ab..44310aa 100644
--- a/lib/crunchbase/investment.rb
+++ b/lib/crunchbase/investment.rb
@@ -2,15 +2,12 @@ module Crunchbase
   class Investment
     
     include Crunchbase::DateMethods
+    self.extend Crunchbase::ArrayFromList
     
     attr_reader :funding_round_code, :funding_source_url,
       :funding_source_description, :raised_amount, :raised_currency_code, 
       :company_name, :company_permalink
     
-    def self.array_from_investment_list(list)
-      list.map{|l| self.new(l)}
-    end
-    
     def initialize(hash)
       hash = hash["funding_round"]
       @funding_round_code = hash["round_code"]
@@ -38,4 +35,4 @@ def funded_date
     end
       
   end
-end
\ No newline at end of file
+end
diff --git a/lib/crunchbase/milestone.rb b/lib/crunchbase/milestone.rb
index 1931d9d..d3863f7 100644
--- a/lib/crunchbase/milestone.rb
+++ b/lib/crunchbase/milestone.rb
@@ -5,12 +5,7 @@ class Milestone
             :stoned_value_type, :stoned_acquirer
 
         include Crunchbase::DateMethods
-
-        # Takes a relationship list (directly from the JSON hash) and returns an
-        # array of instances of Relationship subclasses.
-        def self.array_from_milestone_list(list)
-            list.map {|l| Milestone.new(l) }
-        end
+        self.extend Crunchbase::ArrayFromList
         
         def initialize(obj)
             @description = obj['description']
diff --git a/lib/crunchbase/person.rb b/lib/crunchbase/person.rb
index 2a56ff5..eb02c86 100644
--- a/lib/crunchbase/person.rb
+++ b/lib/crunchbase/person.rb
@@ -37,9 +37,9 @@ def initialize(json)
       @updated_at = DateTime.parse(json["updated_at"])
       @overview = json["overview"]
       
-      @relationships = Relationship.array_from_relationship_list(json["relationships"]) if json["relationships"]
-      @investments = Investment.array_from_investment_list(json["investments"]) if json["investments"]
-      @milestones = Milestones.array_from_milestone_list(json["milestones"]) if json["milestones"]
+      @relationships = Relationship.array_from_list(json["relationships"]) if json["relationships"]
+      @investments = Investment.array_from_list(json["investments"]) if json["investments"]
+      @milestones = Milestone.array_from_list(json["milestones"]) if json["milestones"]
       @video_embeds = json["video_embeds"]
       @external_links = json["external_links"]
       @web_presences = json["web_presences"]
diff --git a/lib/crunchbase/product.rb b/lib/crunchbase/product.rb
index f6b5e51..1abd881 100644
--- a/lib/crunchbase/product.rb
+++ b/lib/crunchbase/product.rb
@@ -38,7 +38,7 @@ def initialize(json)
       @image = json['image']
       @company_permalink = json['company']['permalink']
       @company_name = json['company']['name']
-      @milestones = Milestone.array_from_milestone_list(json['milestones']) if json['milestones']
+      @milestones = Milestone.array_from_list(json['milestones']) if json['milestones']
       @video_embeds = json['video_embeds']
       @external_links = json['external_links']
     end
diff --git a/lib/crunchbase/relationship.rb b/lib/crunchbase/relationship.rb
index 14e986e..251372f 100644
--- a/lib/crunchbase/relationship.rb
+++ b/lib/crunchbase/relationship.rb
@@ -7,7 +7,7 @@ class Relationship
     
     # Takes a relationship list (directly from the JSON hash) and returns an
     # array of instances of Relationship subclasses.
-    def self.array_from_relationship_list(list)
+    def self.array_from_list(list)
       list.map do |l|
         if l["person"]
           PersonRelationship.new(l)
@@ -37,4 +37,4 @@ def is_past?
       @is_past
     end    
   end
-end
\ No newline at end of file
+end
diff --git a/lib/crunchbase/service_provider.rb b/lib/crunchbase/service_provider.rb
index b3a6fd3..a7a444d 100644
--- a/lib/crunchbase/service_provider.rb
+++ b/lib/crunchbase/service_provider.rb
@@ -22,7 +22,7 @@ def initialize(json)
       @overview = json["overview"]
       @image = json["image"]
       @offices = json["offices"]
-      @providerships = Relationship.array_from_relationship_list(json["providerships"]) if json["providerships"]
+      @providerships = Relationship.array_from_list(json["providerships"]) if json["providerships"]
       @external_links = json["external_links"]
     end