

Startup · United States
Maybell Quantum
HQ Denver, ColoradoFounded 202111-50 employeesUpdated
Cryogenic infrastructure and dilution refrigerators for quantum computing.
Funding6 rounds · $98.3M
- Equity raised
- $98.3M
- Debt, secondaries & grants
- $1.3M
- Latest
- $40.0MSeries B · Sep 3, 2025
| Announced | Stage | Amount | Valuation | Lead investors | Other investors | Confidence |
|---|---|---|---|---|---|---|
| Sep 3, 2025 | Series B | $40.0M | — | Addition | — | Reported |
| Mar 4, 2024 | Series A | $25.0M | — | Cerberus Capital Management | — | Reported |
| Mar 1, 2024 | Undisclosed | $33.3M | — | — | — | Confirmed |
| Dec 2, 2022 | Grant | $800K | — | — | — | Reported |
| Nov 18, 2021 | Grant | $500K | — | — | — | Reported |
| Mar 11, 2021 | Seed | Undisclosed | — | — | — | Reported |
- Series BLed by Addition$40.0MSep 3, 2025
- Series ALed by Cerberus Capital Management$25.0MMar 4, 2024
- UndisclosedConfirmed$33.3MMar 1, 2024
- Grant$800KDec 2, 2022
- Grant$500KNov 18, 2021
- SeedUndisclosedMar 11, 2021
Raised counts equity rounds; debt, secondary sales and grants are totaled separately. Amounts in other currencies are converted at the announcement month's average rate. A ~ marks an estimated or converted amount.
Systems5
- Big FridgeLarge-capacity dilution refrigerator for quantum research.
- ColdCloudAnnounced modular cryogenic cooling platform for quantum computing systems.
- Fast FridgeDilution refrigerator for laboratory experiments requiring cryogenic temperatures.
- FlexlinesFlexible coaxial ribbon cables for cryogenic systems.
- FridgeCompact dilution refrigerator for quantum research.
Newest unveiled first. Systems that belong to a government program link to the program page, where variants, costs and contracts are.
People4
| Person | Role |
|---|---|
| Bryan Choo | Founder |
| Corban Tillemann-Dick | Founder |
| John S. Allan | Founder |
| Kyle Thompson | Founder |
Hiring Observations5 observed listings
A sample of observed listings, not a total vacancy count. Availability may have changed since collection. Categories are inferred from job titles.
Company Metrics
Employee-profile counts reflect LinkedIn profiles associated with the company, not verified headcount. One observation establishes a baseline; it does not establish growth.
Sources16
Show all 16 sources and supporting evidence
Profile3
- 1
Maybell Quantum · Supports Organization · name
“Maybell Quantum Launches ColdCloud®: A Patented Architecture for Scalable Quantum Cryogenics”
- 2CompanyOur Companies
Decisive Point · Supports Organization
“Maybell Quantum's mission is to deliver the world's best tools”
- 3CompanyAbout | Maybell
maybellquantum.com · Supports Organization · founded year
“We founded Maybell in 2021 to build the cryogenic infrastructure that quantum technologies actually need.”
Systems3
- 4
Maybell Quantum · Supports Organization, System
“Maybell builds dilution refrigerators”
- 5
Maybell Quantum · Supports System
“DENVER, CO – Maybell Quantum today announced ColdCloud®, the world’s first scalable cryogenic cooling platform for efficient quantum computing. ColdCloud delivers more than 10x the energy efficiency of legacy systems, cooldown times measured in hours instead of days, and the modularity and reliability required to take quantum computing from the lab to the datacenter. The first ColdCloud system will be online later this year, with additional deployments expected in 2027.”
- 6CompanyWiring solutions | Maybell
Maybell Quantum · Supports System
“## Flexlines ### The Flexlines are true coaxial ribbon cables with all the RF performance of semi-rigid coax at a fraction of the thermal load, footprint, and cost.”
Funding3
- 7Regulatory filingMaybell Quantum Industries, Inc. - SEC Form D (0002015207-24-000001)
U.S. Securities and Exchange Commission · Mar 18, 2024 · Supports Funding round · amount
“Total Amount Sold $ 33,299,951 USD”
- 8
Latham & Watkins · Supports Funding round, Organization · ownership
“Maybell Quantum, The Quantum Infrastructure Company, has announced a US$40 million Series B financing round led by Addition. The investment will accelerate Maybell’s commercialization of next-generation cryogenic and RF systems, which are critical infrastructure for enabling the quantum future. With this financing, Maybell will expand production capacity and accelerate deployments across North America, Europe, the Middle East, and Asia, working closely with leading quantum developers and research institutions.”
- 9DatabaseMaybell Quantum company profile
Octen Business Search · Supports Funding round, Organization · hq region
“funding round: Series A, 2024-03-04, USD 25,000,000, lead: Cerberus Capital Management”
People1
- 10
Crunchbase via Bright Data · Supports Role · founders
“{"founders": [{"id": "bryan-choo-f75c", "type": "person", "value": "Bryan Choo"}, {"id": "corban-tillemann-dick-492b", "type": "person", "value": "Corban Tillemann-Dick"}, {"id": "john-s-allan", "type": "person", "value": "John S. Allan"}, {"id": "kyle-thompson-a2cb", "type": "person", "value": "Kyle Thompson"}]}”
Other6
- 11
LinkedIn via Bright Data · Supports Organization · company size, Organization · headquarters, Organization · logo, Organization · url, Organization metric · employees in linkedin, Organization metric · followers
“{"company_size": "11-50 employees"}”
- 12
LinkedIn via Bright Data · Supports Job posting · job listing
“{"company_id": "69575189", "company_name": "Maybell Quantum", "company_url": "https://www.linkedin.com/company/maybell-quantum?trk=public_jobs_topcard-org-name", "job_employment_type": "Full-time", "job_location": "New York, NY", "job_posted_time": "5 months ago", "job_posting_id": "4405257929", "job_seniority_level": "Mid-Senior level", "job_summary": "About Us Maybell Quantum is redefining the future of computing. As a venture-backed quantum hardware innovator experiencing rapid growth, we're building technology that will transform industries for decades to come. Quantum computers will be as transformative to the next 30 years as the internet was to the last 30. Our team is creating the hardware foundation to make this revolution possible. We are building the cryogenic infrastructure that enables the quantum computing industry. Our dilution refrigerators power some of the world’s most advanced quantum systems, supporting leading quantum computing companies, national laboratories, and research institutions. We are seeking a Director, Strategic Sales to drive commercial adoption of Maybell’s systems and develop long-term partnerships across North America. Position Overview This role is responsible for identifying strategic customers and partnerships for Maybell’s cryogenic infrastructure across North America. You will focus on large, multi-million dollar, technically complex sales with organizations building quantum computing platforms and other advanced technologies. This role will help define how quantum infrastructure is deployed commercially and establish Maybell as a foundational supplier in the quantum ecosystem. Key Responsibilities Strategic Sales Leadership Lead and execute go-to-market strategies for high-value commercial sales across verticals and market segments where quantum computing will have both near-term and long-term impact. Develop and close multi-million-dollar deals. Drive enterprise adoption of Maybell’s hardware by identifying key customer pain points and aligning our capabilities to solve them. Strategic Partnerships Identify and structure strategic alliances with quantum hyperscalers, systems integrators, qubit developers/OEMs, and research-driven enterprises. Launch at least three joint commercial pilots or co-development initiatives within the first year. Sales Operations Build and own the full sales pipeline, including forecasting, CRM management, KPIs, and board-level reporting. Create repeatable sales playbooks for complex, long-cycle deals and ensure seamless handoff between BD, engineering, and delivery teams. Industry Engagement Represent Maybell Quantum at commercial technology forums, customer briefings, and industry events. Evangelize Maybell’s role in enabling quantum transformation across industries. Preferred Qualifications 8–10+ years of experience closing and managing large commercial deals in deep-tech or advanced hardware (such as quantum computing, semiconductors, aerospace, cryogenic systems or scientific instrumentation, high-performance computing infrastructure) similar). Demonstrated wins in B2B sales cycles with high technical complexity and average deal sizes exceeding $5M. Strong executive communication, negotiation, storytelling, and slide writing skills. What We Offer Competitive Compensation : Base salary: $150K–$200K + variable comp (potential to earn 100%+ of base) Additional compensation through performance bonuses and equity options in one of the country's most promising startups. Comprehensive Benefits : Health, dental, and vision insurance, 401(k) matching, flexible PTO policy, and more Growth Trajectory : Significant opportunities for professional development and career advancement in a rapidly scaling organization Impact : Direct influence on the success of a company developing revolutionary technology Exceptional Team : Collaboration with world-class scientists, engineers, and business leaders who are defining a new industry Maybell Quantum is solving incredibly challenging problems at the cutting edge of physics and engineering. Don’t meet every single requirement? We are dedicated to building a diverse, inclusive, and authentic workforce, so if you’re excited about this role but your experience doesn’t aligned perfectly, we still encourage you to apply. Maybell Quantum is an equal opportunity employer committed to building a diverse team. Show more Show less", "job_title": "Director, Strategic Sales - Quantum Infrastructure", "timestamp": "2026-10-05T04:47:37.518Z"}”
- 13
LinkedIn via Bright Data · Supports Job posting · job listing
“{"company_id": "69575189", "company_name": "Maybell Quantum", "company_url": "https://www.linkedin.com/company/maybell-quantum?trk=public_jobs_topcard-org-name", "job_employment_type": "Full-time", "job_location": "United States", "job_posted_time": "5 months ago", "job_posting_id": "4405268136", "job_seniority_level": "Mid-Senior level", "job_summary": "About Us Maybell Quantum is redefining the future of computing. As a venture-backed quantum hardware innovator experiencing rapid growth, we're building technology that will transform industries for decades to come. Quantum computers will be as transformative to the next 30 years as the internet was to the last 30. Our team is creating the hardware foundation to make this revolution possible. We are building the cryogenic infrastructure that enables the quantum computing industry. Our dilution refrigerators power some of the world’s most advanced quantum systems, supporting leading quantum computing companies, national laboratories, and research institutions. We are seeking a Director, Strategic Sales to drive commercial adoption of Maybell’s systems and develop long-term partnerships across North America. Position Overview This role is responsible for identifying strategic customers and partnerships for Maybell’s cryogenic infrastructure across North America. You will focus on large, multi-million dollar, technically complex sales with organizations building quantum computing platforms and other advanced technologies. This role will help define how quantum infrastructure is deployed commercially and establish Maybell as a foundational supplier in the quantum ecosystem. Key Responsibilities Strategic Sales Leadership Lead and execute go-to-market strategies for high-value commercial sales across verticals and market segments where quantum computing will have both near-term and long-term impact. Develop and close multi-million-dollar deals. Drive enterprise adoption of Maybell’s hardware by identifying key customer pain points and aligning our capabilities to solve them. Strategic Partnerships Identify and structure strategic alliances with quantum hyperscalers, systems integrators, qubit developers/OEMs, and research-driven enterprises. Launch at least three joint commercial pilots or co-development initiatives within the first year. Sales Operations Build and own the full sales pipeline, including forecasting, CRM management, KPIs, and board-level reporting. Create repeatable sales playbooks for complex, long-cycle deals and ensure seamless handoff between BD, engineering, and delivery teams. Industry Engagement Represent Maybell Quantum at commercial technology forums, customer briefings, and industry events. Evangelize Maybell’s role in enabling quantum transformation across industries. Preferred Qualifications 8–10+ years of experience closing and managing large commercial deals in deep-tech or advanced hardware (such as quantum computing, semiconductors, aerospace, cryogenic systems or scientific instrumentation, high-performance computing infrastructure) similar). Demonstrated wins in B2B sales cycles with high technical complexity and average deal sizes exceeding $5M. Strong executive communication, negotiation, storytelling, and slide writing skills. What We Offer Competitive Compensation : Base salary: $150K–$200K + variable comp (potential to earn 100%+ of base) Additional compensation through performance bonuses and equity options in one of the country's most promising startups. Comprehensive Benefits : Health, dental, and vision insurance, 401(k) matching, flexible PTO policy, and more Growth Trajectory : Significant opportunities for professional development and career advancement in a rapidly scaling organization Impact : Direct influence on the success of a company developing revolutionary technology Exceptional Team : Collaboration with world-class scientists, engineers, and business leaders who are defining a new industry Maybell Quantum is solving incredibly challenging problems at the cutting edge of physics and engineering. Don’t meet every single requirement? We are dedicated to building a diverse, inclusive, and authentic workforce, so if you’re excited about this role but your experience doesn’t aligned perfectly, we still encourage you to apply. Maybell Quantum is an equal opportunity employer committed to building a diverse team. Show more Show less", "job_title": "Director, Strategic Sales - Quantum Infrastructure", "timestamp": "2026-10-05T04:47:37.616Z"}”
- 14
LinkedIn via Bright Data · Supports Job posting · job listing
“{"company_id": "69575189", "company_name": "Maybell Quantum", "company_url": "https://www.linkedin.com/company/maybell-quantum?trk=public_jobs_topcard-org-name", "job_employment_type": "Full-time", "job_location": "Denver, CO", "job_posted_time": "1 month ago", "job_posting_id": "4452089011", "job_seniority_level": "Mid-Senior level", "job_summary": "About Us Maybell Quantum is redefining the future of computing. As a venture-backed quantum hardware innovator experiencing rapid growth, we're building technology that will transform industries for decades to come. Quantum computers will be as transformative to the next 30 years as the internet was to the last 30. Our team is creating the hardware foundation to make this revolution possible. Maybell Quantum is seeking an experienced Wiring Technician. Our ideal team member is a hands-on individual who has experience soldering and fabricating complex wiring. They are self-motivated with strong communication skills and can work well in teams and individually. Role: You will work closely with the Science, Engineering, and Manufacturing teams to fabricate highly technical wires, cables, harnesses, and RF systems. You will be responsible for developing and performing manufacturing procedures for critical wiring components for our dilution refrigerators as well as other product lines. Perform precise and delicate wire soldering Test and qualify wiring harnesses Install and qualify wiring on complex equipment Fabricate and assemble RF wiring stacks Provide input on manufacturing processes Track and maintain production schedules Use VNA to perform RF testing Perform electrical troubleshooting Required Skills and Experience: Strong soldering skills, particularly with delicate assemblies Basic wiring/soldering troubleshooting skills Strong micro-mechanical skills Ability to interpret electrical schematics, mechanical drawings, BOMs and other engineering documentation Strong safety-oriented mindset Ability to work OT as needed Desired Skills and Experience: Associate degree in electrical technology or equivalent experience 5+ years of experience in a manufacturing environment Experience fabricating or working on RF systems Experience working on machinery or industrial equipment Experience working with a reflow oven Experience operating a VNA Experience working with cryogenic systems What We Offer Competitive Compensation : Hourly pay rate $25-40/hour Additional compensation through performance bonuses Comprehensive Benefits : Health, dental, and vision insurance, 401(k) matching, flexible PTO policy, and more Growth Trajectory : Significant opportunities for professional development and career advancement in a rapidly scaling organization Impact : Direct influence on the success of a company developing revolutionary technology Exceptional Team : Collaboration with world-class scientists, engineers, and business leaders who are defining a new industry Maybell Quantum is solving incredibly challenging problems at the cutting edge of physics and engineering. Don’t meet every single requirement? We are dedicated to building a diverse, inclusive, and authentic workforce, so if you’re excited about this role but your experience doesn’t aligned perfectly, we still encourage you to apply. Maybell Quantum is an equal opportunity employer committed to building a diverse team. Show more Show less", "job_title": "Electronic Technician", "timestamp": "2026-10-05T04:47:37.397Z"}”
- 15DatabaseGM, Singapore — Maybell Quantum
LinkedIn via Bright Data · Supports Job posting · job listing
“{"company_id": "69575189", "company_name": "Maybell Quantum", "company_url": "https://www.linkedin.com/company/maybell-quantum?trk=public_jobs_topcard-org-name", "job_employment_type": "Full-time", "job_location": "Singapore", "job_posted_time": "1 month ago", "job_posting_id": "4459609599", "job_seniority_level": "Mid-Senior level", "job_summary": "About Us Maybell Quantum is redefining the future of computing. As a venture-backed quantum hardware innovator experiencing rapid growth, we’re building technology that will transform industries for decades to come. Quantum computers will be as transformative to the next 30 years as the internet was to the last 30. Our team is creating the hardware foundation to make this revolution possible. Maybell Quantum is establishing its first operations facility in Singapore, and we are seeking a General Manager, Singapore to stand it up from the ground floor. This is a builder’s role: you will secure and commission the site, recruit and lead the local team, establish regional supply chain and vendor relationships, and put in place the systems, controls, and licenses required to operate. You will serve as the senior Maybell leader in Singapore and the regional counterpart to our US VP of Operations, translating our global production, quality, and supply chain standards into a functioning Singapore operation. Success in this role means taking the site from an empty facility to a qualified, producing, fully staffed operation. What You’ll Do As the General Manager, Singapore, you will own the full standup and ongoing performance of the site across four workstreams: Facility Standup & Site Operations Stand Up the Site: Own site selection, lease negotiation, build-out, and commissioning of the facility, including cleanroom, lab, and assembly space required for quantum hardware production. Establish Operations: Put in place the day-to-day production, EHS, facilities, and IT infrastructure needed to operate safely and reliably from day one. Transfer Capability: Partner with the VP of Operations to transfer manufacturing, test, and quality processes from our home site to Singapore, qualifying the local line against global standards. Own the P&L: Build and manage the site budget and capital plan, and report site performance against cost, schedule, output, and quality targets. Team Building & Leadership Hire the Team: Build the Singapore organization from the first hire onward across production, quality, supply chain, facilities, and administration. Set the Culture: Establish a high-performance, safety-first culture that reflects Maybell’s standards while working effectively in the local market. Develop Leaders: Recruit and develop the site leadership bench, creating clear ownership for each function as the team scales. Partner Globally: Serve as the primary interface between the Singapore team and headquarters functions, ensuring the site is well represented and well supported. Regional Supply Chain & Partnerships Build the Supplier Base: Identify, qualify, and onboard regional suppliers, contract manufacturers, and service providers, in coordination with our global sourcing strategy. Localize Logistics: Establish inbound and outbound logistics, customs and trade compliance processes, warehousing, and inventory management for the region. Represent Maybell Locally: Build relationships with government agencies, economic development bodies, universities, and industry partners in Singapore and the broader APAC region. Compliance, Governance & Risk Establish the Entity: Work with legal, finance, and HR to stand up the local entity, employment practices, and statutory compliance, including all required licenses and permits. Ensure Compliance: Implement export control, trade compliance, quality (e.g., ISO 9001), and EHS requirements applicable to the site, with clear local ownership. Manage Risk: Identify site, supply, and regulatory risks early and put mitigation plans in place to protect business continuity as the operation scales. Who You Are Required: 15+ years of operations or general management experience in hardware, deep tech, semiconductor, or complex electronics manufacturing, with at least 5 years in a senior leadership role. Demonstrated experience standing up a new site, plant, or country operation from scratch, including facility build-out, hiring, and process qualification. Deep working knowledge of the Singapore and broader APAC operating environment, including local hiring practices, regulatory requirements, and the regional supplier base. Direct, hands-on experience across production, quality, and supply chain functions, with the ability to lead all three before dedicated leaders are in place. P&L and capital budget ownership, with a track record of delivering site programs on cost and on schedule. A strong technical foundation gained through engineering, manufacturing, or operations roles, with the depth to make technical trade-offs on a production line. Outstanding leadership and communication skills, with a proven ability to build teams from zero and influence cross-functional partners across time zones. Preferred: Experience in quantum computing, scientific instrumentation, cryogenics, or semiconductor manufacturing. Experience establishing a legal entity, licenses, and statutory compliance in Singapore, including engagement with EDB or comparable agencies. Familiarity with Quality Management Systems (e.g., ISO 9001), export controls, and trade compliance in a regulated hardware environment. Previous experience leading operations in a high-growth, venture-backed startup environment. What We Offer Competitive Compensation: Competitive base salary based on experience, plus performance bonuses and equity options in one of the most promising startups in quantum computing. Founding Leadership Role: The opportunity to build a country operation from the first hire and lead it as it scales. Impact: Direct influence on the success of a company developing revolutionary technology. Exceptional Team: Collaboration with world-class scientists, engineers, and business leaders who are defining a new industry. Maybell Quantum is solving incredibly challenging problems at the cutting edge of physics and engineering. Don’t meet every single requirement? We are dedicated to building a diverse, inclusive, and authentic workforce, so if you’re excited about this role but your experience doesn’t align perfectly, we still encourage you to apply. Show more Show less", "job_title": "GM, Singapore", "timestamp": "2026-10-05T04:47:37.512Z"}”
- 16
LinkedIn via Bright Data · Supports Job posting · job listing
“{"company_id": "69575189", "company_name": "Maybell Quantum", "company_url": "https://www.linkedin.com/company/maybell-quantum?trk=public_jobs_topcard-org-name", "job_employment_type": "Full-time", "job_location": "Singapore", "job_posted_time": "5 days ago", "job_posting_id": "4473530487", "job_seniority_level": "Mid-Senior level", "job_summary": "About Us Maybell Quantum is building the hardware foundation of the quantum era. Our redesigned dilution refrigerator gives labs more fridges per room, more experiments per fridge, and a level of reliability and usability the field has never had. We are a fast-growing, venture-backed team of scientists and engineers, and the cryogenic systems we build ship to leading quantum computing groups around the world. We are seeking a Lead Technician to help stand up and run production at our new operations facility in Singapore. You will lead a team of technicians building, testing, and shipping dilution refrigerators, and you will be the hands-on expert on the floor: training the team, owning build quality, and solving problems as they come up. You will work closely with our engineering and manufacturing teams in Denver to transfer proven processes so both sites build to a single standard. What You'll Do Team Leadership Lead the Floor: Supervise and schedule a team of technicians across assembly, test, and shipping, and set daily priorities to hit build targets. Train and Develop: Onboard new technicians, run hands-on training on build and test procedures, and certify team members on critical operations. Set the Standard: Model safe, disciplined work habits and hold the team to high standards for quality, cleanliness, and documentation. Assembly & Test Build Complex Systems: Assemble dilution refrigerator subsystems, including cryostat plates, radiation shields, wiring, thermal links, and gas-handling hardware, to drawings and work instructions. Run Cooldowns and Acceptance Tests: Operate systems through cooldown and acceptance testing, monitor thermometry and pressure data, and record results accurately. Vacuum and Leak Checking: Pump down high-vacuum systems, perform helium leak detection, and find and fix leaks. Troubleshoot: Diagnose build and test failures, work with engineering on root cause, and carry out rework and repairs. Process & Quality Transfer Processes: Partner with the Denver team to bring build, test, and inspection procedures to Singapore, and confirm local builds match the global standard. Improve the Line: Write and update work instructions, flag design and process issues, and suggest fixes that cut build time and defects. Own Build Records: Keep travelers, test records, and nonconformance reports complete and accurate, and support engineering change orders on the floor. Manage Materials: Coordinate with supply chain on parts, tooling, and consumables, and keep the work area organized and audit-ready. Safety Lead on Safety: Enforce safe practices for handling liquid nitrogen, helium, pressurized gas, and high vacuum, and make sure the site meets Singapore Workplace Safety and Health (WSH) requirements. Who You Are Required: Diploma, Higher Nitec, or equivalent in mechanical, mechatronics, electrical, or a related engineering field. 5+ years of hands-on experience assembling, testing, or maintaining complex electromechanical, vacuum, or scientific equipment. 2+ years of experience leading or supervising a team of technicians. Hands-on experience with high-vacuum systems and helium leak detection. Experience safely handling cryogens such as liquid nitrogen or liquid helium. Able to read mechanical drawings, schematics, and wiring diagrams, and to use precision tools and measuring equipment. Strong written and verbal communication skills in English. Self-starter who can drive results independently in a fast-moving environment. Able to work on-site in Singapore and eligible to work in Singapore. Preferred: Experience with dilution refrigerators, cryostats, or other cryogenic systems. Experience in semiconductor, aerospace, medical device, or scientific instrumentation manufacturing. Experience with brazing, soldering, fine wiring, or cleanroom assembly. Experience helping start up a new production line or facility. Experience in a high-growth, venture-backed startup. Willing to travel to Denver, CO for training. What We Offer Base Salary: Competitive monthly salary in SGD, depending on experience and qualifications, plus equity and performance bonus. Impact: A founding role at our Singapore site, with direct influence on how a company developing revolutionary technology builds its products. Exceptional Team: Collaboration with world-class scientists, engineers, and business leaders who are defining a new industry. Show more Show less", "job_title": "Lead Technician Singapore", "timestamp": "2026-10-05T04:47:37.712Z"}”
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