At Allegrow, we are experienced environmental consultants who work on a range of farms, orchards and other businesses throughout the Bay of Plenty and Gisborne regions. We pride ourselves on not only being experts in our field, but we are also farmers and growers ourselves. With a wide range of backgrounds including dairy, dry stock and kiwifruit we provide a down to earth, no nonsense approach to environmental consultancy.


Tel: 021 378 308
E-Mail: [email protected]

64 St John Street

PO Box 171
Opotiki 3162


Lilian Harley

(BTech, CMEngNZ, CNMA)
Director | Environmental Consultant

For general enquires and estimates contact Lilian.

Lilian hails from sheep and beef country in the back blocks of Matawai but has migrated to the warmer climes of Opotiki.

Lilian has over seven years experience as an environmental consultant, specialising in resource consent applications, particularly for water. Lilian previously worked for Fonterra in a number of roles including providing technical support for resource consent applications, wastewater treatment and wastewater irrigation.

Lilian also has experience in catchment projects and farm environmental planning. She is a fully qualified user of OverseerFM and a Certified Nutrient Management Adviser.

Taylah Carter

Business Administrator

Taylah grew up on a dairy farm in rural Opotiki and after some years away has returned to the region with her fiancé to raise their children.

After leaving the Royal New Zealand Navy, Taylah began her career in Auckland as a legal trust accountant before returning to the Eastern Bay of Plenty to work in the agricultural and horticultural sectors, with a focus on accounting and human resources.

Prior to joining the team at Allegrow in 2020, Taylah worked in finance and human resources at OPAC and brings knowledge in these fields to her role as Allegrow’s Business Administrator.

Kent Jacobsen

(BEng, MEngNZ)
Natural Resources Engineer

Kent works as a Natural Resources Engineer and oversees the analysis of pump test data and provides engineering input to Allegrow projects. He has joined us from the Bay of Plenty Regional Council and brings experience from a decade of working in the field of geotechnical engineering.

He completed his degree at the University of Canterbury before residing for several years in Hawke’s Bay. Now living in the eastern Bay of Plenty with his partner, Stephanie, they enjoy foraging for wild mushrooms, trout fishing and walking their dog, Sirius.

Working for Allegrow gives Kent the opportunity to help provide water engineering services to an industry that must adapt to climate challenges and increasing population while using best-practices and computer modelling to manage the long-term use of our water resource.

Sue Clark

Environmental Consultant

Sue was born in Whakatane and has spent most of her time living in the Eastern Bay of Plenty. She enjoys the many outdoor opportunities it has to offer.

Sue previously worked at the Bay of Plenty Regional Council for seven years. This included time in the Consents Department so she brings consents processing knowledge to her Environmental Consultant role. During her time at the Regional Council she also helped administer the Environmental Enhancement Fund and the Ballance Farm Environment Awards, giving her more of an understanding of the rural sector and environmental sustainability in the region.

Natalia Zefferino

Environmental Consultant

Natalia is originally from Uruguay, South America. She emigrated to New Zealand with her husband, Alvaro, in 2006. They have been dairy farming ever since, first in Taranaki, and for the last 5 years in the Bay of Plenty, primarily in the Pukehina area.

Back in Uruguay, Natalia worked as a consultant for dairy farmers and also has a sheep and beef background. She has specialized in Soil Nutrient Management and holds a Bachelor of Science.

Natalia loves spending time outdoors and being involved in the daily operations of the farm.

Dave Whalley

(DipHort, NZCH)
Environmental Consultant

Dave spent his formative years in the Whakatane region of the Bay of Plenty. His background is predominantly horticulture, and he started his career as an Orchard Cadet in 1978. He then went on to study more wider fields of Horticulture at Lincoln University, where he met his wife.

Over the decades, Dave has been involved in a lot of horticulture related themes: orchard crops, forest nurseries, market gardening, ecological restoration, training institutions, managing, developing, administration, contracting, and consulting.

He enjoys problem solving and keeping his hand in the practical side of land management. While working for Allegrow, Dave also manages a large truffle block in Rotorua.