Bold Green Strategies.

Our Signature Service

We believe the most effective sustainability strategies exist where narrative and proof converge. Our approach begins with the Sustainability Fantasy Wishlist: a deep excavation of your highest aspirations for the business.

We then apply our formal methodology—Uncovery, Harker™, and The Keep—to transform that vision into a rigorous roadmap. This ensures you meet all legislative and reporting targets while building a strategy that is authentic to your story.

By anchoring creative initiatives in forensic data, we provide the technical certainty required to move from intent to impact without the risk of greenwashing.

Learn more about our process here.

We are the technical engine behind London’s most prestigious events and iconic spaces. The technical engine behind London’s most prestigious events and iconic spaces.

Our work within the hospitality sector sets the gold standard for ‘quietly green’ luxury. We specialise in de-risking high-stakes tenders and securing Tier 1 Supplier status for our clients.

By providing the technical ESG data and operational rigour required to satisfy the most stringent Approved Supplier List (ASL) requirements, we make your business the definitive choice for elite contracts.

We bridge the gap between narrative and proof using Harker™, our proprietary forensic carbon accounting engine. This ensures your sustainability claims are beyond reproach and ready for the deepest levels of scrutiny.

From achieving 100+ point B Corp scores to delivering accredited Carbon Literacy training for Unique Venues of London (UVL) members, we provide the verification that drives growth and protects your reputation.

Read more about our work in your sector here.

We provide strategic sustainability for world-class landmarks and cultural institutions, offering a rare insider perspective built on over a decade of experience within major institutional departments.

Our approach spans the entire fabric of the organisation—from collections and research to live programming—ensuring sustainability is core to the mission rather than just front-of-house operations.

This includes our accredited Carbon Literacy courses specifically for Museums and Heritage Organisations.

We specialise in aligning institutional funding with climate accountability, providing discrete, research-led guidance and ethical due diligence to protect your reputation amid deep scrutiny. From technical advisory for permanent installations and AV production to deep dives into the granular supply chain for institutional retail, we bridge the gap between narrative and proof, translating forensic data into authentic stories that resonate with high-value stakeholders and global audiences.

Read more about our work in your sector here.

Technical expertise to unlock complex planning and design.

Our approach is built on the rare hybrid of narrative and proof: led by our ARB-registered and RIBA-chartered Director, we provide the tender-ready technical reporting required to move projects from concept to site. We speak the language of both local authorities and luxury design.

• Planning & Energy Statements: Providing the robust sustainability reports and carbon calculations required to de-risk and approve live planning applications.

• Retrofit & Heritage Specialist: Expert technical guidance on sensitive upgrades for listed buildings and high-end residential assets.

Read more about our work in your sector here.

Technical authority to de-risk live applications and address complex planning requirements.

Unlike standard consultancies, our reports are led by a RIBA-chartered and ARB-registered Architect. We provide the professional architectural oversight required to ensure your sustainability strategy is a robust, policy-aligned component of the submission, designed to meet the specific scrutiny of local authorities.

• Sustainability Statements: We produce the detailed, technical statements required for "live" planning applications, ensuring borough-specific SPD principles are addressed with professional rigour.

• Planning Rectification: We specialise in stepping in when a previous submission has been flagged as non-compliant or has failed to meet policy requirements. We audit existing data, identify gaps, and provide the technical reporting needed to move the project forward.

• The London Plan & Local SPDs: We provide the precise carbon calculations, Circular Economy Statements, and Whole Life-Cycle Carbon Assessments required to meet the stringent criteria of the London Plan and individual borough policies.

• Architect-to-Architect Integration: We act as a technical bridge between the lead architect, the developer, and the planning officer—ensuring sustainability measures are integrated into the design logic rather than just added as an afterthought.

Read more about our work in your sector here.

In the luxury sector, sustainability is a core component of brand allure and long-term value.

We act as discreet partners to founders, creative directors, and CEOs, ensuring their sustainability journey is as refined and authentic as the products they offer.

Our role is to provide the technical authority required for Tier 1 status within global luxury portfolios, delivering the audit-ready data and strategy required for B Corp, the Positive Luxury Butterfly Mark, and high-stakes tenders.

By bridging the gap between ESG performance and proof, we provide a ‘quietly green’ approach that protects a brand’s reputation while enhancing its prestige.

From forensic materiality deep-dives into the provenance of rare textiles to high-level fractional counsel, we ensure your commitments are both compelling and beyond reproach in an increasingly scrutinised market.

Read more about our work in your sector here.

By calculating and analysing your carbon footprint using Harker™, our proprietary engine for forensic carbon accounting, we work with you to create a definitive Carbon Reduction Plan (CRP). We ensure your strategy is underpinned by verifiable data and set against milestones that are both ambitious and operationally realistic.

We believe in a sector-specific approach to decarbonisation. Whether we are aligning your project with the RIBA 2030 Climate Challenge, navigating the technical requirements of The London Plan, or meeting the standards of the Net Zero Carbon Events initiative, we find the meaningful trajectory that suits your specific industry.

We also support our clients in joining the UN-backed Race to Zero campaign through the SME Climate Hub, ensuring your business meets global standards for climate leadership. For our B Corp clients, we develop the rigorous Carbon Action Plans required to satisfy impact assessments and drive long-term scores. We also ensure your reporting meets the technical standards required for public sector compliance and high-stakes tenders, including PPN 06/21 requirements.

Read more about our approach to Net Zero here.

Certifications are great frameworks to adopt as you green your processes. They are a brilliant recognition of your achievements, and they also keep you accountable.

We can oversee the process, and assist you in producing the supporting evidence—bridging the gap between your brand narrative and technical proof.

Using a combination of gap analysis and policy writing, we can get you certified, and maintain your scores between re-certifying.

Using a combination of gap analysis and policy writing, we can get you certified and maintain your scores between recertififying. Our expertise covers the world's most rigorous frameworks, including B Corp, ISO 14001 / 20121 / 9001 / 26000, and EcoVadis.

We also manage industry-specific accreditations such as Positive Luxury (The Butterfly Mark), The Sustainable Restaurant Association (Food Made Good), Green Key, Green Tourism, and Soil Association.

For our architecture and built environment partners, we provide technical oversight for BREEAM, SKA, Passivhaus, LEED, and WELL standards.

Read more about our approach to certifications here.

Sustainability discourse is complex. Using The Carbon Literacy Project and Climate Fresk frameworks, we support your teams and provide the clarity required to move the conversation forward.

Our training is designed to bridge the gap between technical data and authentic team culture. We offer accredited courses specifically for Museums and Heritage Organisations, as well as bespoke sessions for Hospitality, Events + Venues. We ensure your employees can confidently relay company culture and sustainability policies, transforming high-level strategy into a shared operational language.

Read more about our approach to team upskilling here.

We translate forensic data into transparent, audit-ready reporting. Using the GRI Standards and the CDP Climate Disclosure Framework for SMEs, we produce the technical reports required to satisfy high-level stakeholders and meet the growing demand for climate transparency.

Our reporting is a critical component of both the Net Zero trajectory and B Corp Impact Reports. We ensure your annual progress is not just recorded, but validated through rigorous data-led reduction strategies. Whether you require a formal Sustainability Report or a bespoke Impact Report to verify your B Corp performance, we provide the definitive proof of your organisation's commitment.

Read more about our approach to Reporting & Net Zero here.

Sustainability requires more than just data—it requires a voice. We transform forensic information into compelling narratives that win high-stakes contracts and shape industry discourse.

Led by our Founding Director, Nash Gierak—whose academic background in English Literature and Renaissance Studies provides a unique research-led lens—we bridge the gap between dry data and meaningful storytelling.

We specialise in de-risking high-stakes tenders, crafting rigorous and persuasive responses that secure Tier 1 status for our clients.

Beyond the boardroom, Nash is available for commissioned articles, sustainability features, and editorial projects.

By anchoring every narrative in Harker™ data and the CMA Green Claims Code, we ensure your story is as defensible as it is engaging. We don’t just write; we author the definitive proof of your progress.

Enquire about Editorial Commissions & Tenders here.

Nash Gierak is available for keynotes, panel discussions, and industry workshops. Drawing on her academic research-led background, she provides a unique lens on the intersection of forensic data, culture, and ‘quietly green’ luxury.

Nash translates the complexities of ESG into clear, actionable, and inspiring insights. She speaks on the hidden architecture of sustainable business, helping audiences move beyond greenwashing and into the era of narrative and proof.

Please enquire here.

Events she has taken part in.

Wilderness Festival - 2022

Nash Gierak appeared on a panel alongside chefs Sam Buckley, Harriet Mansell, and Will Devlin. The discussion was chaired by The Guardian’s Clare Finney.

The Musing Hour - 2023

Nash chaired a social impact discussion between Toast Ale, Belvoir Farms, and Gather as part of the 2023 Social Pantry ethical drinks offering campaign.

The Office Management Show - 2023

Nash took part in a panel discussion with Social Pantry’s Holly Jack, Sarah Turner, and George Hampson: “The Proof is in the Pudding: Fuelling Success & Nourishing Wellbeing Through Modern Catering.”

Unique Venues of London - Catering Sustainability Roundtable Discussion - 2023

Nash and Social Pantry’s Alex Head took part in this discussion (alongside fellow caterers) with representatives from Historic Royal Palaces, Hampton Court Palace, the Design Museum, the Natural History Museum, 11 Cavendish Square, the Postal Museum, the Foundling Museum, and Twickenham Stadium.

Wellness in the Workplace - 2023

Nash Gierak, and Social Pantry’s Amy Bowden, George Hampson, and Sarah Turner took part in this panel talk at 99 Bishopsgate alongside The Yeh Yoga Co. and Luminate. In partnership with Landmark and Miss Jones Group.

London Summer Event Show - 2024

Nash appeared on a panel to discuss the importance of a carbon-assessed supply chain alongside Jules Heckman-Hughes (Moving Venue, Smart Group), and Kat Winfield (BMA House). The talk was chaired by Fallon Painter of Greener Roadshows/MediaTree.

The Caterer Sustainability Summit - 2024

Panel: Embracing the circularity of food – a path to sustainable and resilient food systems

Nash Gierak—on behalf of Social Pantry, Danny Pecorelli—Exclusive Collection, Ivan Tisdall-Downes—Native.

Moderated by James Stagg, editor, The Caterer.

Unique Venues of London - UVL Members Meeting - 2025

Presentation: Quietly Green: Crafting Exceptional experiences with a Light Footprint w/ Anj Gierak.

Pillars Roundtable - 2025

Moderated by Mike Kershaw.

The conversation covered shifting customer behaviours, tech, value, sustainability, and the responsibility of leadership through it all.

Pillars Panel - 2025 “Hospitality is Talking”

With Alix Caiger (Caiger & Co, The Fendale Group), Harrison Hide (Long Lane), Holly Arnold (Project Taste), Lorraine Copes (Be Inclusive Hospitality).

Dinner Ladies presents International Women’s Day 2026.

Panel discussion at Park Village to mark International Women’s Day and B Corp Month.

Emily Plunket and Lily Cai (Dinner Ladies), Nash Gierak (Bold Green Strategies), Sarah Fulton Vachon (Citizens of Soil), Charley Taylor Smith (Change Hospitality).

Moderated by Caroline Baldwin from The Caterer.