Together for a sustainable tomorrow

About

Carbon Horizon, a division of Union Energy, is dedicated to developing impactful climate mitigation projects that create lasting environmental and social value. Our mission is to improve lives and protect the planet by delivering projects that reduce emissions, support community development, and generate high-quality carbon credits. We work across emerging markets to build solutions that are both climate-positive and people-focused, contributing to a more sustainable and equitable future.

  • Aerial view of a large solar power farm with rows of blue solar panels on green grass, a dirt road, and a railway track in the background.

    Solar Energy

  • Aerial view of wind turbines on rolling green hills during sunset, with sun rays and long shadows.

    Wind Energy

  • Aerial view of a large dam with water releasing from the spillway, surrounded by a forest and a body of water on the opposite side.

    Hydropower

  • Looking up at a dense bamboo forest, showing tall green bamboo stalks and leaves with sunlight filtering through.

    Afforestation & Reforestation

  • Person cooking over an open flame on a makeshift stove, with a pot in their hand and sparks flying from the fire.

    Improved Cookstoves

  • An aerial view of a forested hillside showing a clear cut area with fallen trees and exposed soil on a slope.

    Avoided Deforestation (REDD+)

Our Goals

  • Carbon Horizon is committed to developing only the highest-quality projects, designed to deliver measurable climate benefits while creating meaningful social value. Each initiative is built with rigorous standards to ensure lasting environmental impact, while also supporting local communities through improved livelihoods, health, and resilience.

  • Carbon Horizon is dedicated to delivering only the highest-quality carbon credits, both CCP-labelled and Gold Standard registered. Each credit is built on rigorous environmental and social criteria, representing verified climate benefits and tangible community impact, while ensuring transparency, integrity, and long-term value.

  • At Carbon Horizon, the development strategy is driven by the aviation sector’s growing demand for CORSIA-eligible credits. The focus is on building a pipeline of projects that not only reduce emissions but are structured from the outset to align with CORSIA’s strict criteria. This approach ensures future buyers can access credits that are both compliant and impactful, combining regulatory readiness with meaningful environmental and social outcomes

The Leadership Team

A middle-aged man with gray hair, wearing glasses, a dark suit, white shirt, and red tie, posing against a plain light gray background.

Aaron Frenkel

Chairman

  • Aaron is the founder of Union Energy and a globally recognised entrepreneur with decades of experience in energy, high-tech and aviation. He has led multi-billion-dollar projects worldwide, forging strategic partnerships that drive innovation, strengthen energy security, and deliver long-term value across diverse international markets

A man in a suit and tie smiling in front of a fighter jet aircraft in a hangar.

Eli Alfassi

Chief Executive Officer

  • After decades leading major international activities in aviation and aerospace, Eli Alfassi is applying his global network and deal-making expertise to the sustainability space. Drawing on relationships with governments and industries worldwide, he’s focused on building large-scale projects that deliver both environmental impact and commercial returns.

Headshot of a young man in a suit smiling at the camera, blurred background.

Benjamin Michelson

Chief Operating Officer

  • An entrepreneur at heart, Benj brings together experience in venture capital, global consulting, and sustainability leadership. Having built initiatives that reduce waste and protect resources, he is now focused on delivering innovative sustainability projects that unite climate action with long-term economic and environmental value

A woman with blonde hair and blue eyes wearing a light blue collared shirt and pearl earrings, looking at the camera with a neutral expression against a gray background.

Patrycja Grzywinska

Chief Financial Officer

  • Patrycja is a senior finance leader with 20+ years of global experience — from Manila to Los Angeles — she combines strategic insight with hands-on expertise in M&A, financial planning, and business transformation. She holds CIMA and MBA qualifications and has worked across manufacturing, technology, and other global industries, focusing on building financial strategies that drive growth, efficiency, and long-term value.

A man with glasses, a beard, and short hair wearing a pinstripe suit, white shirt, and dark tie, posing against a plain backdrop.

Business Development

Wojciech Królak

  • Wojciech is an international legal advisor with extensive experience leading complex, cross-border ventures. Today, he applies his strategic and legal expertise to business development, helping advance projects that deliver environmental impact while strengthening their commercial and governance foundations.

A woman with short brown hair and a pink striped shirt smiling in a hallway with a gray wall and a glass entrance door in the background.

Ela Wilczewska

Director of Marketing

  • Ela is a marketing specialist with experience across the energy, aviation, and real estate sectors. She supports commercial and investment initiatives through strategic communication and market engagement, combining a deep understanding of B2B environments with a practical, results-oriented approach to building visibility and stakeholder relationships.

A portrait of a young man with light skin, short blonde hair, blue eyes, wearing a dark-colored blazer and a black shirt, against a gray background.

Adam Zając

Legal Counsel

  • Adam is a lawyer with extensive experience in international business relations and investment transactions. For several years, he has been working with Union Energy Group, where he has been involved in several major investment projects of the group, including cross-border transactions.

Latest News

Explore our ‘News’ page to catch up on company updates, industry trends, and articles from our in-house experts!

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News
Carbon Horizon Signs Agreement with DelAgua to Deploy 210,000 Clean Cookstoves in Uganda

Carbon Horizon Signs Agreement with DelAgua to Deploy 210,000 Clean Cookstoves in Uganda

Carbon Market Myths - Cookstoves & Aviation Edition

Why the smallest fires on Earth are tied to the biggest machines in the sky

CORSIA Today: Where It Sits and What Comes Next

CORSIA is moving from design into implementation, with Phase I generating early compliance demand and highlighting the growing importance of high-integrity, CORSIA-eligible credits.

Cookstove Projects: Driving Carbon Impact and Social Change

Cookstove projects reduce emissions, improve health, and deliver social benefits, making them high-impact, verifiable initiatives in the voluntary carbon market

Understanding CORSIA: How It Will Shape the Aviation Carbon Market

CORSIA is a global aviation carbon-offsetting scheme that will drive emissions accountability and boost demand for high-quality, impact-focused carbon credits

Contact Us

Whether you're part of the carbon ecosystem as a developer, investor, or partner, we’d love to hear from you.

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