Duncan MacNaughton
Chairman and Founder 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. He worked on 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 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.


Duncan has led the development of community retail centers Kapolei Commons and Kona Commons. His innovative developments have extended to premiere luxury condominiums as well with Hokua, Capitol Place, ONE Ala Moana, and Park Lane 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 of 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.

Ian MacNaughton
Chief Executive Officer and Managing Partner Phone: 808-545-7722

Ian MacNaughton leads The MacNaughton Group as its Chief Executive Officer and Managing Partner. Having joined in 2006, Ian now oversees the firm’s development, financing, and investment activities, as well as the strategic direction of the company. He also serves as the Managing Partner and Co-Founder of BlackSand Capital, a Hawaii-based real estate private equity firm founded in 2010.


Previously, Ian worked in the Acquisitions Group of Starwood Capital Group, the Investment Management Division of Goldman Sachs & Co., and the Investment Banking Division is UBS AG.


In other areas of business, Ian was formerly a principal shareholder and director of the parent of Zephyr Insurance Company (before the sale of the company), a Hawaii-based property and casualty enterprise, and Chairman of the Twin Farms Collection LLC, a luxury hospitality property in Vermont. Born in Honolulu, Hawaii, Ian received a Bachelor of Arts degree from the University of California, Los Angeles.


His active professional memberships include the Urban Land Institute (ULI), the International Council of Shopping Centers (ICSC), the National Association of Industrial and Office Properties (NAIOP), Fisher Center for Real Estate & Urban Economics Policy Advisory Board, Hawaii Business Roundtable (HBR), and Young Presidents’ Organization (YPO). He also serves on the Board of Directors of the GIFT Foundation of Hawaii, the American Red Cross of Hawaii and The MacNaughton Group Foundation.

Ian oversees the investment, financing, and development of TMG’s current projects and the company’s strategic direction.


Born in Honolulu, Hawaii, Ian received a Bachelor of Arts degree from the University of California, Los Angeles. His active professional memberships include the Urban Land Institute (ULI), the International Council of Shopping Centers (ICSC), the National Association of Industrial and Office Properties (NAIOP), Fisher Center for Real Estate & Urban Economics Policy Advisory Board, Hawaii Business Roundtable (HBR), and Young Presidents’ Organization (YPO). He also serves on the Board of Directors of the GIFT Foundation of Hawaii, and the American Red Cross of Hawaii.

Jeff Arce
Senior Advisor 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 TMG in 1989, Jeff has presided over many of the firm’s major investments.


His commitment to philanthropic community organizations includes serving as a board member for Teach for America – Hawaii, Child and Family Service Real Property, the GIFT Foundation of Hawaii, which he helped found in 2002, and Kapiolani Health Foundation where he serves as the Foundation’s Chair.


Although 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.

Eric Tema
Senior Advisor Phone: 808-545-7722

Eric Tema’s responsibilities at The MacNaughton Group involve conceptualizing the creative elements of each new retail development. 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 commercial 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 residential and commercial, 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 has directed the entry, expansion, and real estate strategy of retailers in Hawaii such as Starbucks Coffee, Jamba Juice, and Whole Foods.


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.

Michael Purpura
Senior Advisor Phone: 808-738-8402
Emily Reber Porter
Chief Operating Officer Phone: 808-545-7722

Emily Reber Porter is The MacNaughton Group's Chief Operating Officer, having joined the company in 2015 after 15 years of legal and business experience in Honolulu, San Francisco and Washington D.C. At The MacNaughton Group, she works closely with the CEO and her colleagues sourcing, planning and executing real estate development and investment projects. Emily provides strategic and innovative direction to teams on various initiatives and cultivates relationships with partners and stakeholders. Emily was actively involved in the sales and marketing of Park Lane Ala Moana and the formation and guidance of Park Lane's onsite operations team. She also serves as an officer and board member of The MacNaughton Group Foundation.

Prior to joining The MacNaughton Group, Emily clerked for The Honorable Helen Gillmor in the United States District Court for the District of Hawaii, and for nearly a decade practiced law at top law firms Goodsill Anderson Quinn & Stifel in Hawaii and Covington & Burling LLP in Washington, D.C. In San Francisco, Emily became General Counsel, Chief Administrative Officer and Vice President of Customer and Professional Operations of JustAnswer, a high-growth Internet company, leading the legal, finance and accounting, operations, strategy, customer service, human resource, and innovation teams.

Emily provides strategic and innovative direction to teams on various initiatives and cultivates relationships with partners and stakeholders.


Emily grew up in Hawaii and attended Punahou School. She graduated from Princeton University with a bachelor's degree in the Woodrow Wilson School of Public and International Affairs and a Certificate in East Asian Studies. Emily graduated cum laude from Harvard Law School and was a licensed attorney in California, Hawaii and Washington D.C. She was awarded a Fulbright Fellowship for research in Osaka, Japan where she also earned a master's degree in Japanese History.

Emily has been well-recognized for her business acumen. In 2018, Hawaii Business Magazine included Emily in its listing of "20 for the Next 20". In 2017, Pacific Business News recognized Emily as one of its "Women to Watch". In 2015, Emily won the "Corporate Counsel Rising Star" award issued by the San Francisco Business Times and Silicon Valley Business Journal.

Passionate about helping those in need, Emily serves on the board of directors of Child and Family Service as well as Hawaii Women's Legal Foundation. She previously served on the board of Hawaii's Domestic Violence Action Center, on the litigation committee of the Hawaii Chapter of the ACLU, and as guardian ad litem with the Legal Aid Society of Hawaii. Emily has served as honorary co-chair for the Friends of the Children's Justice Center of Oahu 2017 gala and the Hawaii Women's Legal Foundation 2016 gala. Her professional memberships include ULI, NAIOP, and the Women's General Counsel Network. Emily enjoys hula, yoga, the ocean, and spending time with family and friends.

Jeff Dinsmore
Executive VP, Development and Asset Management Phone: 808-545-7722

Jeff Dinsmore is responsible for the development and asset 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. He also serves as consultant on third party projects such as the Hyatt Waikiki renovation and the new NICU/PICU facility for Kapi’olani Medical Center for Women and Children.


His involvement in real estate development in Hawaii since 1985 has included serving as Vice President and Chief Financial Officer for Victoria Ward Limited, 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 GGP’s Hawaii Division Vice President of Development. He also spearheaded the development of the Nordstrom Ala Moana Shopping 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. Traveling, swimming, running, and biking represent a few of his recreational pursuits, several of which he shares with his son. In the community, he 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.

Vikram Garg
Operating Partner / Chef, Hospitality Division Phone: 808-203-2238

After 26 years of global luxury hotel and restaurant experience, in 2016, Vikram Garg joined the The MacNaughton Group to develop and lead the hospitality division.


Vikram brings a holistic approach to his work with The MacNaughton Group where he helps with design, concept creation and oversees hospitality and guest experiences throughout the retail, residential and hospitality portfolio. He has had a large role in choreographing the resort-like experience for residents at Park Lane Ala Moana and he has reimagined the traditional movie theater menu at Regal Kapolei 12.


Chef Garg is a graduate of the Oberoi School of Hotel Management and holds a post-graduate degree in Hotel Administration. Garg’s most recent position was as the executive chef for the Halekulani Hotel, where he oversaw the luxury resort’s Forbes Four and Five Star, AAA Four and Five Diamond restaurants, La Mer and Orchids, as well as the entirety of the hotel’s food and beverage programs. Prior, Garg was the executive chef and operating partner of IndeBleu, deemed “one of the 80 hottest new restaurants in the world” by Condé Nast Traveler. He has worked at leading luxury and five-star resorts around the world, including the Metropolitan Palace Hotel, Little Dix Bay Hotel and the Leela Palace Kempinski Hotel and Oberoi Hotel.

Vikram’s depth of knowledge in the industry stems from his history of opening and rebranding culinary and hospitality projects.


Garg actively gives back to the community through his philanthropic giving and board memberships. He currently sits on the board for Hawaii Food & Wine Festival, Hawaii Culinary Education Foundation, Les Amis D’Escoffier Society of Hawaii and Chaine des RÔtisseurs Hawaii/Pacific.

Josh Stinson
Vice President, Development and Construction Phone: 808-545-7722

Josh Stinson joined The MacNaughton Group as the Vice President of Development and Construction in the summer of 2015 with 19 years of experience working in a broad spectrum of commercial construction, including hospitality and resort, retail, and office buildings. His 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 – including Park Lane Ala Moana.


During his 10 years with Nordic PCL Construction, first as the Special Projects Division Manager and then 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. During his tenure, Josh was named to the 2013 Engineering News Record 20-Under-40 list for the California/Hawaii region. Before joining NPCL, he spent nine years with Kiewit Construction in Hawaii and in the Denver, Seattle, and Portland markets.

Josh executes the company’s development projects from early conceptual design and entitlement processing through 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 member in community organizations, serving on the Easter Seals Hawaii Board and the Aloha United Way Society of Young Leaders. His professional affiliations include Design Build Institute of America and Construction Management Association of America and the National Association of Industrial and Office Properties (NAIOP). During his free time, he likes to run, hike with his wife, ride his Harley motorcycle, swim with his young son, and cook.

Todd Hedrick
Vice President, Leasing and Property Management Phone: 808-203-2210

Since joining The MacNaughton Group in 2004, Todd Hedrick has focused on leasing new projects under development as well as existing centers. With over 25 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 30,000 to 600,000 square-feet, encompassing a wide array of inventory and product types on multiple islands, for instance: Kona Commons, Pearlridge Uptown, Kapolei Commons, and Moanalua Shopping Center.


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 (ICSC). He graduated from Hawaii Pacific University with a degree in Entrepreneurial Studies 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 with ICSC, he dedicates resources to several community organizations including the Kapolei Commons Chamber of Commerce. Parenting, surfing, and yoga occupy much of his free time, as does pursuing his passion for competing in bodysurfing events.

Brett MacNaughton
Director, Development and Design Phone: 808-545-7722

Brett MacNaughton directs the design and facilitates the development of The MacNaughton Group’s residential, retail and hospitality projects, working closely with architects, contractors, interior designers and tenants from the concept and design phases throughout permitting, construction, and openings. Among his projects has been the design of the Regal Kapolei Commons 12 Theater, an upscale theater with a double-height lobby with pendant lights that model the northern skies above the Hawaiian Islands. He has also provided design direction for Park Lane Ala Moana, the ultra-luxury condominiums that had him traveling around the world to source the finest-quality building materials and finishes.


Previously, Brett 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 directs design and facilitates the development of all of the company’s residential, retail and hospitality projects, working closely with architects, contractors, interior designers and tenants.


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. Outside the office, he enjoys golf, tennis, stand-up paddle boarding, swimming and hiking. His professional memberships include the American Planning Association and the International Council of Shopping Centers.

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, Nancy 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 finance and accounting functions at TMG, generating financial statements and tax returns for more than 50 entities, and leading short- and long-term financial planning.


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.

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.

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

Justin MacKenzie is primarily responsible for the leasing of approximately 1M square feet of company and third-party owned projects including Kona Commons, Pearlridge Uptown II, Kapolei Commons, and Moanalua Shopping Center. In addition to these properties Justin serves as the Hawaii leasing agent for multiple national branded retailers. Justin also manages the company’s information technology and delivers on various marketing and market related analytics.


Prior to joining TMG in 2007, Justin worked for Starbucks Corporation and Jamba Juice Hawaii as the Area Manager of Asset Protection and Compliance overseeing 100 retail locations.

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


He is a member of the International Council of Shopping Center. Outside of the office, Justin supports the local community by serving as a Director on his Homeowners Association Board and enjoys hiking, photography and competing in triathlons.


Justin holds a degree in Finance from the University of Connecticut, and is a licensed real estate agent in Hawaii.