photo of Duncan MacNaughton
Duncan MacNaughton
Chairman and Founding Partner Phone: 808-545-7722

Duncan MacNaughton began his real estate development career in 1967 at age 23, when he joined the Dillingham Corporation's property development department. During his three years there, he assisted with several residential condominium projects, as well as the management of Ala Moana Shopping Center and several smaller retail centers on Oahu. Later at the McCormack Corporation, he was responsible for numerous residential developments on Oahu and the neighbor islands.

In 1975, he and Richard W. Gushman II formed their own real estate firm. For the next ten years, they worked on a variety of real estate and investment projects, including the development of the Waikele Center, a premiere retail destination with 725,000 square feet of Gross Leasable Area.

The Hawaii Chapter of the International Council of Shopping Centers honored Duncan as the "Shopping Center Developer of the Year" in 1993; additional honors followed, including recognition of the Waikele Center as “Deal of the Year” from the Financial Executives International, Hawaii Chapter. In 2002, the Hawaii Chapter of the National Association of Industrial and Office Properties presented him with the Kukulu Hale Lifetime Achievement Award.

A pioneer in the development of luxury condominiums and community retail centers, Duncan brings decades of experience and integrity to each project.

In recent years, he has led the development of community retail centers Kapolei Commons and Kona Commons, as well as premiere luxury condominiums Hokua, Capitol Place, and One Ala Moana.

His family ties to Hawaii were established in 1938 when his father, Boyd MacNaughton, became vice president of Dole Pineapple. By 1956, Boyd was president of C. Brewer and Company, one of Hawaii's premier sugar companies.

Duncan attended Punahou School, Hawaii Preparatory Academy, and Colorado College. In addition to numerous philanthropic efforts in the community, he serves on the Board of Directors for several for-profit companies, and volunteers on the Board of Trustees of Hawaii Preparatory Academy, Punahou School, and The Nature Conservancy of Hawaii. An avid sportsman, his favorite recreational pursuits include golf, bicycling, and skiing.

photo of Ian MacNaughton
Ian MacNaughton
Phone: 808-545-7722

Ian MacNaughton joined The MacNaughton Group in 2006, and currently serves as the Managing Partner of the firm. In this capacity, Mr. MacNaughton oversees all of the investment activities, as well as the strategic direction of the company. In addition, Mr. MacNaughton is also the Managing Partner and Co-Founder of BlackSand Capital, a Hawaii-based real estate investment advisor that was founded in 2010.

Prior to his positions with The MacNaughton Group and BlackSand Capital, Mr. MacNaughton worked in the Acquisitions Group of Starwood Capital Group, the Investment Management Division of Goldman Sachs & Co., and the Investment Banking Division of UBS AG.

In other areas of business, Mr. MacNaughton is a principal shareholder and director of the parent of Zephyr Insurance

Ian oversees the investment, financing, and development activities in both the real estate and retail divisions.

Company, a Hawaii-based property and casualty enterprise, and was formerly Chairman of the Twin Farms Collection, LLC, a luxury hospitality property in Vermont.

Born in Honolulu, Hawaii, Mr. MacNaughton received a Bachelor of Arts degree from the University of California, Los Angeles. His active professional memberships include the Urban Land Institute, the International Council of Shopping Centers, and the National Association of Industrial and Office Properties. As part of his extensive charity work, Mr. MacNaughton serves on the Board of Directors of the GIFT Foundation of Hawaii.

photo of Jeff Arce
Jeff Arce
Partner Phone: 808-545-7722

Following a nine-year career in public accounting and consulting, Jeff Arce joined The MacNaughton Group in 1989. Since then he has worked in all facets of the company, assuming responsibility for financing as well as purchasing and sales transactions related to real estate activities and select retail operations. He also served on an advisory management committee for the Jamba Juice, PF Chang’s, and Price Busters operations.

Previously, Jeff worked with the international accounting firm of Arthur Andersen & Co. in Los Angeles. He relocated to the Honolulu office in 1982 to assist with its initial development, and eventually became Audit Manager and Director of Recruiting for Hawaii.

He received a degree in Economics-Accounting from Claremont McKenna College, and belongs to several professional organizations such as National Association of Industrial and Office Properties, Urban Land Institute, International Council of Shopping Centers, and is a past president of Financial Executives International - Hawaii Chapter.

Since he joined The MacNaughton Group in 1989, Jeff has presided over the firm’s major investments.

His commitment to philanthropic community organizations includes serving as a board member for Kapiolani Health Foundation, Teach for America – Hawaii, Child and Family Service Real Property, and the GIFT Foundation of Hawaii, which he helped create in 2002. He’s also served on the Board of Directors, and as Treasurer, for The Pacific Club.

Though originally from Southern California, Jeff’s extensive ties to the Islands began with his grandfather, who was born and raised in Hawaii. When he’s not savoring time with his wife and three daughters, he plays golf and tennis whenever possible.

photo of Eric Tema
Eric Tema
Phone: 808-545-7722

Eric Tema’s responsibilities at The MacNaughton Group involve conceptualizing the creative elements of each project. As a commercial real estate broker, Eric has helped direct the Hawaii entry, expansion, and real estate strategy of retailers such as Starbucks Coffee, Jamba Juice, PF Chang’s, Pier 1, OfficeMax, and Whole Foods.

Eric joined TMG in 1993 after three years with CB Commercial Hawaii, where he assisted with numerous retail projects and piloted the leasing for Waikele Center, a 725,000 square-foot Power and Outlet shopping mall in Central Oahu. With all of TMG’s ventures, he assesses the viability, works intimately with architects and designers, drives the anchor leasing, and manages tenant and residential relationships. Examples of such enterprises include Kukui Grove Marketplace on Kauai, Maui Marketplace, Kona Commons on the Big Island, Stadium Marketplace and Kapolei Commons on Oahu, Hokua luxury condominiums, and the redevelopment of Kailua Village Shops, a community-based food and specialty retail center that received “Project of the Year” honors from NAIOP’s Hawaii Chapter.

Eric helped direct the Hawaii entry, expansion, and real estate strategy of retailers such as Starbucks Coffee and Jamba Juice.

Raised in Hawaii, Eric graduated from Punahou School and received his B.A. in Economics from the University of Colorado Boulder. An avid surfer and waterman who has completed 13 Molokai to Oahu outrigger canoe paddling world championship races, Eric also enjoys dirt biking, stand-up paddling, golfing, and spending time with his children. He serves on the Board of Assets School, an institution for gifted and dyslexic children.

photo of Emily Reber Porter
Emily Reber Porter
Executive Vice President, Operations and Strategy Phone: 808-545-7722

Emily Reber Porter began her career 15 years ago as a judicial clerk in the United States District Court for the District of Hawaii, then as a litigator at the Goodsill Anderson Quinn & Stifel law firm in Hawaii and at Covington & Burling LLP in Washington, D.C. In addition to counseling clients, she litigated a wide variety of cases in state and federal courts.

In 2008 Emily moved to San Francisco where she became General Counsel, Chief Administrative Officer and Vice President of Customer and Professional Operations at JustAnswer LLC, an innovative, high-growth Internet company that aims to democratize access to professional services. In 2015, Emily joined The MacNaughton Group to help drive a wide variety of operational and strategic initiatives, including strategic planning and other organizational development work.

Emily helps drive operational and strategic initiatives.

Emily grew up in Hawai’i and graduated from Punahou School. She attended Princeton University and Harvard Law School. Prior to attending law school, Emily completed a Fulbright fellowship in Osaka, Japan. Passionate about her community and helping those in need, she has served on the board of Hawaii’s Domestic Violence Action Center, on the litigation committee of the Hawaii Chapter of the American Civil Liberties Union, and as guardian ad litem with the Legal Aid Society of Hawai’i. She enjoys ocean sports, hula and yoga and spending time with family and friends.

photo of Jeff Dinsmore
Jeff Dinsmore
Director of Development and Asset Management Phone: 808-545-7722

Jeff Dinsmore is primarily responsible for the development and management of The MacNaughton Group’s retail portfolio — including Kapolei Commons and Kona Commons. He oversees projects from the design phase through permitting and construction, to the final stages of leasing and tenant openings.

His involvement in real estate development finance since 1985 has included serving as Vice President and Chief Financial Officer for Victoria Ward Ltd., where he financed and developed 400,000 square feet of new and reconditioned retail properties. He facilitated the $265 million sale to General Growth Properties (GGP) in 2002, after which he became Vice President of Development of the Hawaii division of GGP. He also spearheaded the development of the Nordstrom Ala Moana Center expansion before joining The MacNaughton Group in 2006.

Jeff oversees projects from initial designs to the final phases of leasing and tenant openings.

Jeff received a degree in Business Administration from University of the Pacific in California. Cooking, traveling, swimming, running, biking, and competing in triathlons represent a few of his recreational pursuits — several of which he shares with his son. In the community, he is a former chairman of the Hawaii Nature Center, and serves on the boards of the Gift Foundation, the Outrigger Canoe Club, and KCAA Pre-Schools of Hawaii. His professional memberships include the Urban Land Institute and the International Council of Shopping Centers.

photo of Jeff Dinsmore
Josh Stinson
Vice President of Development and Construction Phone: 808-545-7722

With 19 years of experience working in a broad spectrum of commercial construction, including retail, hospitality and resort, and office buildings, Josh Stinson joined The MacNaughton Group as the Vice President of Development and Construction in the summer of 2015. Josh’s responsibilities involve executing the company’s development projects from early conceptual design and entitlement processing through preconstruction, logistics planning and scheduling, budgeting, and management of active building sites.

During his 10 years with Nordic PCL Construction, first as the Special Projects Division Manager and then as the Operations Manager, Josh was instrumental in finalizing $370 million of work in place at NPCL while also managing over 100 salaried staff of construction and project managers, superintendents, and engineers. Before joining NPCL, he spent 9 years with Kiewit Construction in Hawaii and in the Denver, Seattle, and Portland building markets.

Josh executes the company’s development projects from early conceptual design and entitlement processing through budgeting and management of active building sites.

A native of Oregon, Josh received his Bachelor of Science degree at Oregon State University in Corvallis. He is an active participant in community organizations, serving on the Easter Seals Hawaii development committee and the Aloha United Way Society of Young Leaders. His professional affiliations include Design Build Institute of America and Construction Management Association of America. During his free time, he likes to run, hike with his wife, ride his Harley motorcycle, swim with his young son, and cook.

photo of Todd Hedrick
Todd Hedrick
Director of Leasing and Property Management Phone: 808-545-7722

Since joining The MacNaughton Group in 2004, Todd Hedrick has focused on leasing for existing centers and new projects under development. With over 20 years of experience in leasing and shopping center management throughout Hawaii, he possesses in-depth knowledge of the market and a unique skill set that allows him to understand landlord and tenant requirements, maximizing value for both. Projects in his current portfolio range from 8,000 to 600,000 square-feet, encompassing a wide array of inventory and product types on multiple islands.

Previously, Todd worked with Colliers Monroe Friedlander, where he founded the Shopping Center Division. He oversaw the leasing and management of Power, Resort, Neighborhood, and Regional Centers totaling more than 1.5 million square feet of GLA for local and institutional owners.

Prior to his work with Colliers, Todd was the General Manager of Aloha Tower Marketplace. While directing this 160,000 square-foot Festival Marketplace, he steadily reduced Common Area Maintenance expenses and increased the occupancy from 68 percent to 95 percent over a four-year period.

Todd’s unique skill set allows him to understand landlord and tenant requirements, maximizing value for both.

Todd holds a Real Estate Broker's license in the State of Hawaii, and is a Senior Shopping Center Manager and Senior Leasing Specialist certified by the International Council of Shopping Centers. He graduated magna cum laude with a degree in Entrepreneurial Studies from Hawaii Pacific University, and retired from the U.S. Navy as a Deep Sea Diver after 20 years of Active and Reserve duty.

In addition to his professional memberships, he dedicates resources to several community organizations. Parenting, surfing, and yoga occupy much of his free time, as does pursuing his passion for competing in bodysurfing events.

photo of Nancy Infante
Nancy Infante
Controller Phone: 808-545-7722

In her capacity as Controller, Nancy Infante oversees the financial aspects of The MacNaughton Group. These include the generation of financial statements and tax returns for more than 50 entities, as well as loan compliance and short- and long-term financial planning.

Prior to joining TMG in 1994, she worked for Arthur Andersen’s audit department, where she audited companies such as Castle and Cooke, Inc., The Gentry Companies, and BHP Petroleum.

Nancy oversees the financial details of TMG, generating statements and tax returns for more than 50 entities.

In her spare time, Nancy volunteers at her church and serves on the Women’s Ministry Team. She was raised in Honolulu, graduated from Kalani High School, and received her BA in Accounting from the University of Hawaii.

photo of Russell K. Kaupu
Russell K. Kaupu
General Counsel 
Phone: 808-545-7722

Russell Kaupu serves as General Counsel, acting as a legal advisor on all real estate development projects and operations. From 1992 until he joined The MacNaughton Group in 2006, he worked as an associate and then partner at Goodsill Anderson Quinn & Stifel, a law firm in Honolulu where he specialized in corporate and securities matters, mergers and acquisitions, and technology, sports, and entertainment ventures.

Of part Native Hawaiian descent, Russell attended The Kamehameha Schools in Honolulu, and earned his B.A., J.D., and M.B.A. degrees from Willamette University in Salem, Oregon. His professional and civic pursuits encompass a variety of his interests. He is a member of the Hawaii State Bar Association and a Certified Contract Advisor for the NFL Players’ Association and CFL Players’ Association.

Russell provides legal advice on all real estate development projects and operations.

In addition, he currently serves as the Chair of the Board of Trustees of the Hawaii Conference Foundation (support organization for the Hawaii Conference, United Church of Christ), is a Director and President of the nonprofit organization Breakthroughs for Youth at Risk, and is a Director of the Kalihi-Palama Health Center, which provides full-service health care to underserved populations, particularly those suffering from homelessness.

When Russell isn’t busy with his four children, he remains active in the Hawaiian community and his local church, coaches high school football, and enjoys working out and traveling with his family.

photo of Justin MacKenzie
Justin MacKenzie
Senior Leasing Associate Phone: 808-545-7722

Primarily responsible for deal flow and leasing affiliated with company-owned projects and tenant representation, Justin Mackenzie also manages marketing and information technology needs.

Prior to joining TMG in 2007, he worked for Starbucks Corporation as the Hawaii area manager of asset protection and compliance. Justin holds a degree in Finance from the University of Connecticut, and is a licensed real estate agent in Hawaii.

Justin manages deal flow and leasing for both company-owned projects and tenant representation.

photo of Brett MacNaughton
Brett MacNaughton
Development Associate Phone: 808-545-7722

Brett MacNaughton facilitates the development of The MacNaughton Group's retail projects by managing budgets and supporting contractors, architects, and tenants from the concept and design phases through permitting, construction, and openings. Previously, he worked as a Construction Assistant at Craig Realty Group in Newport Beach, where he helped administer the development of the Outlets at Traverse Mountain. He joined TMG in January 2013.

Brett earned a degree in Finance from the University of Colorado Boulder, and a Master's in Urban Planning from the University of Southern California. He also obtained an Associate of Arts degree in interior design while working on a Las Vegas hotel project for Wilson Associates.

Brett facilitates the development of retail projects by managing budgets and working closely with contractors, architects, and tenants.

Outside the office, he enjoys golf, tennis, and swimming. His professional memberships include the American Planning Association, and the International Council of Shopping Centers.