Specialists in helping you achieve compliance with NZEB & Building Regulations Part L, creating sustainable, cost-optimal & efficient buildings Our services help architects, designers, contractors & developers reduce risk & cost while increasing efficiency in the design & construction process Passivate Building Energy Consulting was established in 2010 by Andrew Lundberg, and is the longest-established independent member of the NSAI Thermal Modellers Scheme.

"What we do flows from who we are." It is our mission to help all members of the construction industry, from designers and clients to contractors and developers, to ensure the delivered building is the best that it can be. We specialise in looking at the finest details of the design to iron out the creases, ensure full compliance with regulations, reduce construction complexity and cost, and deliver fantastic spaces and environments for end-users.

We pride ourselves on going one step further for our clients at every opportunity, and delivering our services in friendly and no-nonsense approach. Certified Passive House Designers Experts in NZEB & Part L compliance Window Performance Certifiers (BFRC) Qualified Hygrothermal Assessors & Building Fabric consultants Qualified Sustainability Consultants (HPI) SERVICES Expertise | Intuition | Ingenuity. Passivate provides an array of exceptional consulting services that are catered specifically to our client's needs.

Understanding your Building's performance Environmental proposals vs commercial viability Passivate is committed to all of their clients by providing professional consulting services tailored to their needs.