The ZMH Difference
While most sustainability consultants focus on compliance, we focus on what actually moves the needle with investors: materiality, transparency, and credibility.
Our team has held senior sustainability leadership roles at IBM, Discover Financial Services, IKEA, Unilever, CEMEX, and ExxonMobil—we've sat in the seat, built the programs, and presented to the boards. Now we bring that insider expertise to help you develop sustainability disclosures that resonate with institutional investors managing over $75 trillion in assets.
Our Expertise
Abigail Beach leads our sustainability practice. With deep expertise in sustainability reporting and shareholder engagement, Abigail has built and managed enterprise sustainability programs at some of America's most recognized companies. Her practical experience spans materiality assessments, ESG ratings management, climate disclosure, and board-level reporting.
Abigail is supported by a dedicated team of senior ESG consultants with specialized expertise in GHG accounting, ESG data analytics, and corporate governance—all working under the direct oversight of our expert advisors.
Abigail Beach, CSRP, ENS
Former ESG Lead: Discover Financial Services, IBM, PowerSchool
Why ZMH for Sustainability Advisory?
Investor Intelligence at the Core
We don't guess what investors want—we know. Our proprietary AI-powered Shareholder Engagement Dashboard tracks voting behavior, engagement priorities, and ESG policies across 200+ global investors.
This intelligence informs every sustainability strategy we develop, ensuring your disclosures speak directly to the stakeholders that matter most.
Senior Practitioners with Real-World Experience
Your sustainability program is too important to delegate to junior associates. Our team includes former ESG leads from IBM and Discover Financial Services who have personally designed, built, and managed enterprise-wide sustainability programs.
You work directly with professionals who have the credibility and expertise to advise at the board level.
End-to-End Service Under One Umbrella
Other firms fragment sustainability work across multiple vendors—one for strategy, another for GHG calculations, another for copywriting, and yet another for design. The result? Misaligned messaging, version control nightmares, and inflated costs. We deliver everything in-house, from initial materiality assessment to final PDF delivery, with complete accountability at every step.
Cost-Effective Without Compromise
Large consulting firms charge premium rates and staff engagements with junior talent. Other competitors bundle ESG with software subscriptions you may not need. Boutique firms often lack the depth to deliver end-to-end solutions.
ZMH offers a different model: senior-level expertise at a fraction of the cost of large consulting firms, with no unnecessary technology overhead.
You pay for expertise and outcomes—not overhead, brand names, or software licenses.
Our Approach
Discovery
We begin by understanding your current sustainability landscape—existing disclosures, data infrastructure, stakeholder relationships, and strategic priorities. Our investor intelligence platform provides immediate insight into what your key shareholders expect.
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Strategy
Based on discovery findings, we develop a tailored sustainability roadmap that aligns with your business strategy, addresses material issues, and positions you favorably with investors and rating agencies.
Execution
Our integrated team handles every element—from GHG calculations and framework mapping to narrative development and visual design. One point of contact, complete accountability.
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Delivery
You receive a polished, investor-grade sustainability report ready for publication, along with supporting materials for website disclosure, investor presentations, and rating submissions.
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Ongoing Support
Sustainability is a journey. We provide year-round advisory support, helping you track progress, respond to investor inquiries, and continuously improve your ESG performance and disclosures.
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End-to-End Sustainability Services
Strategy
Peer Benchmarking
Gap Analysis
Materiality Assessment
Climate
Greenhouse gas emissions (Scope 1, 2 & 3) and carbon neutrality goal setting
Reporting
Copywriting and Editing
Report Design
Website Disclosures
Frameworks & Standards
GRI, SASB, TCFD, and UN SDGs alignment
Ratings
(MSCI, Sustainalytics, ISS, S&P, Ecovadis)
Ratings Overview Ratings Improvement Roadmap and Data Verification
Investor Roadshow
Investor overview & analysis, outreach planning, messaging and executive coaching