AECOM
841 Bishop Street, Suite 1910
Honolulu, Hawaii 96813
Phone: (808) 529-7291
Email: Kevin.butterbaugh@aecom.com
Geographic Area: Statewide
Areas of Expertise: Architecture, Archaeology, Engineering, History, Landscape Architecture, Maritime and Underwater Resources, Planning, National Register Nomination, Regulatory Compliance & Permitting (e.g. NHPA, NEPA, HRS 6E, NAGPRA), Cultural Landscape Assessments, Preservation/Maintenance Plans, historic Structures Inventory & Survey, Historic Research, Architectural History, Rehabilitation Tax Credits, HABS/HAER Documentation
Aukahi
1003 Bishop Street
Honolulu, Hawaii 96813
Phone: 808 524-8400
Fax: 808 599-4653
Email: lani@aukahi.com
Geographic Area: Statewide
Areas of Expertise: Burials, Law, Cultural Resources Planning, Regulatory Compliance & Permitting (e.g. NHPA, NEPA, HRS 6E, NAGPRA)
Cultural Surveys Hawaii*
PO Box 1114
Kailua, Hawaii 96734
Phone: 808 262-9972
Fax: 808 262-4950
Email: info@culturalsurveys.com
Website: www.culturalsurveys.com
Geographic Area: Statewide
Areas of Expertise: Archeology, Burials, History, Cultural Impact Assessments, National Register Nominations, Regulatory Compliance & Permitting (e.g. NHPA, NEPA, HRS 6E, NAGPRA), Cultural Landscape Assessments, Preservation / Maintenance Plans, Historic Research, Architectural History, Cultural Impact Assessments
Dr. Paul Brennan*
1350 Lopaka Place
Kailua, Hawaii 96734
Phone: 808 262-7316
Email: drpbrennan@yahoo.com
Geographic Areas: Moloka‘i, O‘ahu
Areas of Expertise: Archeology, Burials, History, Preservation / Maintenance Plans, Historic Structures Inventory & Survey, Historic Research, Architectural History
Environmental Planning Services
1314 South King Street #952
Honolulu, Hawaii 96814
Phone: (808) 593-8330
Fax: (808) 593-8330
Email: dashiell.e@hawaiiantel.net
Geographic Area: Statewide, Micronesia, CNMI, Guam, Belau, Marshall Islands
Areas of Expertise: Archeology, Burials, Construction, Development & Real Estate, Engineering, History, Maritime & Underwater Resources, Planning, Fishponds, Loi, Cultural and Historical Preservation Plans, Mitigation, National Register Nominations, Regulatory Compliance & Permitting (e.g. NHPA, NEPA, HRS 6E, NAGPRA), Cultural Landscape Assessments, Preservation / Maintenance Plans, Environmental Impact Assessments, Geographic Information Systems, GPS, Identification of Sites in the Field
Jill Engledow
PO Box 176
Wailuku, Hawaii 96793
Phone: (808) 242-5459
Email: jill@mauiislandpress.com
Website: www.mauiislandpress.com
Geographic Area: Maui

Areas of Expertise: History, Cultural Impact Assessments, Historic Reports on Specific Properties
Kauai Historical Society*
P.O. Box 1778
Lihue, Hawai‘i 96766
Phone: (808) 243-3373
Fax: (808) 245-8693
Email: info@kauaihistoricalsociety.org
Website www.kauaihistoricalsociety.org
Geographic Area: Kaua‘i
Areas of Expertise: Archeology, Architecture, History, Maritime & Underwater Resources, National Register Nominations, Regulatory Compliance & Permitting (e.g. NHPA, NEPA, HRS 6E, NAGPRA), Cultural Landscape Assessments, Preservation / Maintenance Plans, Historic Structures Inventory & Survey, Historic Windows & Doors, Historic Research, Architectural History
Ku'iwalu*
1003 Bishop Street, Pauahi Tower
Honolulu, HI 96813
Phone: (808) 539-3582
Fax: (808) 539-3581
Email: llapilio@kuiwalu.com
Website: www.kuiwalu.com
Geographic Area: Statewide

Areas of Expertise: Burials, Law, Cultural Preservation, Regulatory Compliance & Permitting (e.g. NHPA, NEPA, HRS 6E, NAGPRA), Cultural Preservation, Cultural Consultation
Mission Houses Museum*
553 S. King Street
Honolulu, Hawaii 96813
Phone; (808) 531-0481
Fax: (808) 545-2280
Website: www.missionhouses.org
Geographic Area: O‘ahu 
Areas of Expertise: Burials, History, Preservation Maintenance Plans, Historic Structures Inventory and Survey, Historic Doors and Windows, Historic Research, Architectural History
Na Lima Mili Hulu No'eau*
762 Kapahulu Avenue
Honolulu, Hawaii 96816
Phone; (808) 732-0865
Fax: (808) 737-3255
Geographic Area: Statewide
Areas of Expertise: Feather certification (Hawaiian), Preservation / Maintenance Plans
Pacific War Memorial Association*
P.O. Box 1761
Honolulu, Hawai‘i 96806
Phone: (808) 533-3759
Fax: (808) 533-3129
Website: www.pacificwarmemorial.org
Geographic Area: Statewide
Area of Expertise: Archaeology, History, Military history during World War II on Maui and Big Island
Peter Apo Company, LLC*
98-021 Kamehameha Highway
‘Aiea, Hawai‘i 96701
Phone: (808) 256-6191
Fax: (808) 484-2300
Email: peterapocompany@gmail.com
Website: www.peterapocompany.com
Geographic Area: Statewide
Area of Expertise: Architecture, Burials, Development and Real Estate, History, Planning, Hawaiian Sense of Place Cultural Planning
Sixth Sense Archaeological Consultant
P.O. Box 782
Puunene, Hawaii 96784
Phone: 808 344 0566
Email: six@sas.upenn.edu
Geographic Areas: Hawai‘i Island, Maui
Areas of Expertise: Archeology, Architecture, History, Landscape Architecture, Cultural Landscape Assessments, Historic Structures Inventory & Survey
Sustainable in Nature
P.O. Box 1599
Pearl City, Hawaii 96782
Phone: 808 428-0506
Email: intleon@hotmail.com
Geographic Areas: Statewide, International and Mainland
Areas of Expertise: Landscape Architecture, Planning, Grant Writing, Site Planning and Concepts, Education and Interpretation, Cultural Landscape Assessments, Program and Project Concepts and Development, Proposal and Grant Writing, Parks and Protected Areas Management Community Natural and Cultural Features Inventories, Ecotourism, Historic Interpretation, Community Charette and Discussions, Education Programs, Trails, etc.