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The Venture Codex

Overlay Capital

11720 Amber Park Drive Suite 425, Alpharetta, GA, 30009, United States

Overview

Overlay Capital is an alternative investment manager offering value through a cycle-agnostic approach. It seeks opportunities to create and capture value by investing in the misunderstood parts of the private markets.

Total investments
9
Lead investments
2
Investments · 12mo
3
Active investors
0

Sector focus

  • Finance
  • Financial Services
  • Wealth Management
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Investment portfolio

  • Thea Energy

    Participated · Series B · May 2026

    Thea Energy builds pixel-inspired rectangular magnets and software to generate and fine-tune stellarator magnetic fields, using many smaller planar coils to shape plasma confinement. The company says its approach lets software control arrays of regular magnets to create complex stellarator fields, and it has built dozens of full-scale magnet iterations in its Jersey City lab. Thea originally spun out of the Princeton Plasma Physics Laboratory and has iterated its design to include a set of larger magnets alongside more than 300 smaller coils that fine-tune the plasma. With $130 million in total private funding after the new Series B, Thea is scaling magnet manufacturing and plans to begin construction of its Eos demonstration reactor next year. The company aims to complete Eos by 2030 and bring a commercial device, Helios, online in 2034.

  • Avalanche Energy

    Participated · Equity · Feb 2026

    Avalanche Energy is pursuing a radically miniaturized approach to nuclear fusion, building reactors as small as nine centimeters in diameter that confine plasma with high-voltage electric fields augmented by modest magnets. By keeping devices tiny, the team can test design changes multiple times per week, dramatically speeding learning cycles compared with multi-story tokamaks or laser arrays. A forthcoming 25-centimeter reactor is projected to generate about 1 MW of fusion power and deliver longer confinement times needed to push the system past breakeven (Q>1). The company operates FusionWERX, a commercial test facility it also rents to peer fusion startups, and expects the site to be licensed to handle tritium fuel by 2027. CEO Robin Langtry, who co-founded Avalanche after working at Blue Origin, believes the firm’s timeline is on par with larger efforts like Commonwealth Fusion Systems and Helion, anticipating industry-wide milestones between 2027 and 2029. Financially, Avalanche has collected $80 million in total funding to date—relatively modest in a sector where rivals have raised hundreds of millions to several billions of dollars. The company’s strategy relies on capital efficiency through small-scale hardware rather than the massive, costly builds typical of fusion research.

  • Sortera Technologies

    Participated · Equity · Nov 2025

    Sortera Technologies is referenced in the article as a technology company, but no information is given about its core product, target customers, or industry segment. The Reuters piece only notes that the firm has completed a new financing round and does not elaborate on its operational model or future roadmap. Key operating metrics such as revenue, customer count, or profitability were not disclosed. Similarly, no information on the company’s founding date, leadership team, or geographic headquarters is provided. The announcement strictly centers on the fundraising event, leaving other aspects of the business unaddressed.

  • Kind Designs

    Led · Seed · May 2025

    Kind Designs develops Living Seawalls™, Living Seawall Tiles™, 3D-printed artificial reefs and living shorelines by combining large-scale 3D-printing with ecological engineering to protect coastal communities and restore marine ecosystems. The company has transitioned from residential projects to serving commercial, municipal, hospitality and federal defense customers. In 2025 it generated $1 million in revenue, has secured $10 million in contracted revenue and reports a $175 million active project pipeline, including a $2 million U.S. Navy contract. Recent projects include work for the Fontainebleau, Pagani and Ritz-Carlton in Miami Beach and municipal projects in Miami Shores and Longboat Key, and it has begun projects in New York City, Charleston and Nassau. Kind Designs intends to expand production capacity, enter new markets such as New York and California, and scale engineering and operations to meet growing municipal and federal demand.

  • Simplifyber

    Participated · Series A · Apr 2025

    Simplifyber has developed a novel process and a proprietary natural fiber liquid called Fybron™ that can be injected into 3D molds to create a variety of soft goods, bypassing traditional steps like spinning, weaving, cutting, and sewing. The company has demonstrated its technology in footwear, unveiling a cellulose-based shoe upper at Paris Fashion Week in September 2024 through a collaboration with GANNI. Founded in 2021 and led by CEO Maria Intscher-Owrang, Simplifyber is pursuing fully bio-based and biodegradable applications. The company intends to use the new funding to scale up production capabilities, expand the team, and develop new applications. Financially, Simplifyber completed a US$4.2M seed round in July 2022 and has now closed a US$12M Series A in April 2025. The Series A supports commercialization and manufacturing scale efforts following pilot customer collaborations. Simplifyber is a NYC-based maker of fully-molded garment and shoe uppers manufactured directly from a cellulose-based liquid. Its core product is soft, cotton-like biodegradable clothing and footwear created by injecting a 100% natural cellulose formula—derived from wood pulp and other plant-based materials with non-toxic additives—into molds, removing the need for spinning, weaving, cutting, and sewing. The company says this process is less resource-intensive and aims to reduce the roughly 35% of materials in the fashion supply chain that ends up as waste. Simplifyber is led by co-founder and CEO Maria Intscher-Owrang, who has 20+ years as a fashion designer and director at brands including Vera Wang, Calvin Klein, Alexander McQueen, Dirk Bikkembergs, and Edun. The company closed a $3.5M seed funding round to support its development; no operating metrics were disclosed in the article.

Team

No current team members are available.