Recent Business Proposals in Manufacturing & Engineering - United States and International

View Manufacturing & Engineering angel investment opportunities. View projects from startups and entrepreneurs to established businesses and global brands, all looking for Angel Investors in the United States and around the world at the US Angel Investment Network.

25 investments found

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Strix Aero Engine Experts

Strix Aero Engine Experts

location_onMidwest, United States

Strix Aero is very close to making it big and just needs a little more help to win over the niche market of WWII Airplane (Warbird) operators, museums, & wealthy private collectors, air racing teams, and other niche aviation groups.

  • Strix Aero has "Cool Factor" to spare!
  • Our business could easily grow beyond aviation into higher volume markets
  • You have to come see Strix Aero in person to fully appreciate what we do.

$5,000,000

Total Required

$100,000

Min per Investor
Next-Gen Eye Care

Next-Gen Eye Care

location_onMidwest, United States

We created a preservative-stable eye drop that supports natural vision health. With demand for safe, effective eye care on the rise, we seek $20k to launch full-scale production and expand sales of our Eficel NAC Drops.

  • Innovative preservative-stable eye drop formula
  • Growing global eye health supplements market
  • Proven sales with repeat customer demand

$20,000

Total Required

$100

Min per Investor
Driving Cure / Ab Trainer

Driving Cure / Ab Trainer

location_onMidwest, United States

2 Huge Driving Problems Solved! Massive market potential! Patent-pending Glare Protection System (dangerous sunrise/sunset glare AND headlights in side mirror / Ab Trainer Belt fixes posture & trains tummy while driving; Thrive While U Drive!

  • Our unique products solve pressing problems no others do
  • Testable prototypes ready to go that fit almost ALL vehicles
  • Patents pending & trademark filed for

$50,000

Total Required

$10,000

Min per Investor
Nicaraguan Tobacco

Nicaraguan Tobacco

location_onWest, United States

Cubana Tabaco is a third-generation cigar manufacturer from Nicaragua with 90+ years of growing and producing high-quality premium cigars and innovative patented tobacco products. Our goal is to take our innovative patented product line globally.

  • We are the grower and manufacturer of our product lines.
  • We have have patents of our products.
  • Third generation within the industry.

$10,000,000

Total Required

$1,000,000

Min per Investor
Scrap Metal Trading

Scrap Metal Trading

location_onGhana, United States

Greenhaul Solutions Limited is formalizing Ghana and Africa's scrap metal collection and recycling industry with safe and eco-friendly strategies that reduce imports, grow wealth, create jobs, and drive sustainable growth.

  • Huge untapped scrap metal demand from construction, industry, and smelters
  • Formalizing Ghana’s scrap industry with safe, eco-friendly recycling
  • $5.35M revenue, $2.06M profit, and strong industry partnerships.

$1,000,000

Total Required

$100,000

Min per Investor
MiDeep-CNT-&100B

MiDeep-CNT-&100B

location_onWest, United States

We build advanced Carbon Nanotube films with 200× yield and 2% cost to help industry leaders capture $100B+ market opportunities in semiconductors, healthcare, and energy.

  • Proprietary reactor for CNT film: 200× yield, 2% production cost
  • Targeting $100B+ electronics, healthcare, and energy markets
  • Early prototypes delivered to Tier-1 industry partners

$2,000,000

Total Required

$300,000

Min per Investor
SEED Homes LatAm

SEED Homes LatAm

location_onPanama, United States

SEED Homes LatAm builds custom, precision factory homes faster, stronger, and greener than concrete blocks. Backed by proven Canadian tech, we’re scaling globally from our Panama hub, delivering high-quality homes to meet rising worldwide demand.

  • Profit First: 15% ROI Year 1, 30%+ Year 2 and Built-In Recurring Income
  • 200+ Unit Demand Validated, Ready for Expansion
  • Eco-Homes Outperform Concrete on Cost & Quality

$1,000,000

Total Required

$70,000

Min per Investor
A Great Investment!

A Great Investment!

location_onLouisiana, United States

Zero Point Solutions specializes in precision marine vessel alignment, ensuring engines, gears, and propeller shafts operate at peak performance. With nearly 20 years of alignment expertise, we're offering investors a proven, high-growth opportunity!

  • Experienced: Successfully built and led an alignment business for years
  • Market: Over 100 Gulf vessel companies and many shipyards need our services
  • Scalable: Three service trucks planned in 3-5 years for fast growth

$175,000

Total Required

$175,000

Min per Investor
Invest in Work From Home

Invest in Work From Home

location_onWest, United States

Remote working is here to stay. We help you focus and eliminate the distractions of working from home by providing prebuilt, size-optimized, plug-and-play backyard offices.

  • We bootstrapped our way to $8.7 in revenue in our first 5 years.
  • Average gross profit: 42%
  • Revenue per employee in 2024: $390k

$1,000,000

Total Required

$150,000

Min per Investor
Ground Parcel Protection

Ground Parcel Protection

location_onMidwest, United States

Partially inground steel parcel protector that you control with an app. You can unlock, receive, or deny parcels. You can record interactions and proofs in the cloud and store them at your convince. You are in control of your parcel's safety!

  • partially in ground
  • Consumer keeps safe
  • 24 hours call service to order or maintience

$10,000,000

Total Required

$500

Min per Investor
The Ultimate Climate Tech

The Ultimate Climate Tech

location_onYork & Humb, United Kingdom

Climate tech opportunities do not get any bigger than this: Proven, award-winning IDE in commercial transition, enabling geothermal & industrial waste Powergen from 40°C & high-temperature heat pump. £12m backing to date. Owners of secured IP & FTO

  • Proven & protected green tech ready for launch which monetises UK£4bn waste
  • Exemplary team with solid evidence base of tech & commercial competence
  • Breakthrough green tech primed for high value acquisition (2027 – 2030)

$800,000

Total Required

$20,000

Min per Investor
Foamstream

Foamstream

location_onLondon, United Kingdom

Weedingtech is a multi-national, multi-million pound British Company, that designs and supplies Foamstream: Foamstream is the world's leading herbicide-free weed control system for urban, outdoors and sports environments. Weedingtech is EIS eligible

  • Record Consumable sales in 2025
  • New amenity products launching in Q4 to increase addressable market
  • Entering the multi billion £ horticultural market in Y26

$275,000

Total Required

$15,000

Min per Investor
The Paint Kadd-e

The Paint Kadd-e

location_onSaskatchewan, Canada

The Paint Kadd-e is a revolutionary, all-in-one paint system that reduces spills, drips, and wasted time. Its patented design minimizes mess, saves time, and makes painting easier, faster, and more enjoyable for DIYers and professionals alike.

  • Product demonstration videos have over 8 million views on Social Media.
  • The company's website was ranked number one on Google last year.
  • Extremely favourable feedback from Professionals and DIY enthusiasts.

$1,100,000

Total Required

$35,000

Min per Investor
Investment powerhouse

Investment powerhouse

location_onWestern Australia, Australia

Clean & Pure Pty Ltd, an Australian natural skincare company, is scaling up with plastic-free lip balms, deodorants and sunscreens. We’re expanding into GCC and USA. Stage 1 fund raising $500K for equity to fund export cost and domestic growth.

  • Proven market uptake, sell through, distribution contracts/pipeline
  • Sold by market leading pharmacy's , service stations, grocers, health food
  • Processes, logistics, trained staff and plans to expand

$3,300,000

Total Required

$65,000

Min per Investor
Luxury Yachting Investment

Luxury Yachting Investment

location_onUAE, UAE

Dock and Dreame j.d.o.o is seeking a strategic investment partner to co-fund the construction of a luxury yacht that will serve as a model for future builds, operate in high-end charter during the season, and be showcased at international boat shows

  • Experienced founder with 15+ years in yacht building and brokerage.
  • Growing client base in yacht sales, charter, and refit services.
  • Strategic plan to establish own shipyard for luxury yacht construction.

$3,000,000

Total Required

$100,000

Min per Investor
Expansión de EMOVEX a USA

Expansión de EMOVEX a USA

location_onAndalucía, Spain

EMOVEX lanza su plan de expansión a EE. UU. con productos validados, abordando certificación FDA, escalado productivo, stock y marketing para consolidar su presencia en el mercado internacional.

  • Tenemos los equipos acabados y listos para comercializarse
  • Opiniones muy positivas de los clientes que ya los han adquirido
  • Fabricamos para otras marcas

$1,200,000

Total Required

$10,000

Min per Investor
Lithium Battery Fire Fix

Lithium Battery Fire Fix

location_onLondon, United Kingdom

The first-of-its-kind domestic (in-doors) lithium battery safety unit — containing fire, heat, smoke, and explosive atmospheres independently, with no third-party intervention required for E-Bike and Scooter applications.

  • First CE-certified domestic insurance-approved lithium fire safety solution
  • £2–3Billion UK market now; £10B+ long-term domestic potential.
  • Industrial expansion: £50–100M in UK BESS fire safety by 2030.

$375,000

Total Required

$35,000

Min per Investor
Universal - Med - Large

Universal - Med - Large

location_onWestern Cape, South Africa

My company is a family concern and has been operating in the tender field with the government for almost 20 years. I/we have been awarded many projects, and new ones are starting now 01 July 2025. I need investment as I need to service the new contracts.

  • Started with 2 people and today the company employs 14 people in total.
  • Many tenders were awarded over the last 20 years to my company.
  • Our daughters joining the business to take it to the next level.

$600,000

Total Required

$125,000

Min per Investor
Alpenland Heizungswasser

Alpenland Heizungswasser

location_onBayern, Germany

Marktführer in der Heizungswasseraufbereitung (VDI 2035). Profitabel, skalierbar, wachstumsbereit. Jetzt Expansion finanzieren & Beteiligung sichern!

  • Marktführer für Heizungswasseraufbereitung (VDI 2035-konform)
  • Über 10.000 Anlagen erfolgreich gespült & dokumentiert
  • Profitabel seit Jahren – klarer Cashflow-Nachweis

$1,200,000

Total Required

$60,000

Min per Investor
Flood Prevention Valve

Flood Prevention Valve

location_onAuckland, New Zealand

Patent No - PCT/NZ2023/050096 (Approved by WIPO). My invention reduced the risks of buildings and houses flooding in major downpours by more than 500%. Tested in a fluid laboratory in New Zealand. It will save billions of dollars in flood damage.

  • Currently in negotiations with a global company. NDA has been signed.
  • Prototypes available - residential and commerical
  • Prototypes tested at Auckland University Fluid Laboratory - (NZ)

$900,000

Total Required

$60,000

Min per Investor
Smart Franchise Expansion

Smart Franchise Expansion

location_onMindanao, Philippines

With 3 restaurants running, we are scaling into affordable cart-to-resto franchising with faster ROI, powered by a commissary hub that fuels expansion into logistics, meat exports, fuel stations, and a profitable interlinked supply chain.

  • 3 restaurants running, with nationwide expansion already in motion
  • Franchise model: carts for faster ROI, restos for full product lines
  • 15 years global culinary experience shaping world-class flavors

$2,600,000

Total Required

$4,000

Min per Investor
Starkon Heavy Industry

Starkon Heavy Industry

location_onSouth Holland, Netherlands

Starkon is a profitable industrial service company based near the Port of Rotterdam, delivering maintenance, repair, and engineering solutions for cranes, heavy equipment, and offshore wind projects. With an average annual revenue of €3.5M, 48% gross

  • Stable growth with strong profits and consistent dividends for investors
  • Equity stake up to 54%, flexible structure based on investor’s contribution
  • Investment offers entry into a profitable, established business in a high-g

$475,000

Total Required

$200,000

Min per Investor
Reef Distillers : Agave

Reef Distillers : Agave

location_onQueensland, Australia

Reef Distillers was born out of a passion for artisan spirits made with locally sourced botanicals and ingredients. A true ‘paddock to still’ micro distillery experience using local suppliers, farmers and native flora to create award winning products

  • Break even with positive cash flow within 18 months of launch
  • Beautiful branding and story behind brand
  • International and National Award Winning Spirits

$325,000

Total Required

$55,000

Min per Investor
PATENTE PARA NEGOCIAR

PATENTE PARA NEGOCIAR

location_onAndalucía, Spain

Vendo solicitud de patente la que durante 20 años se puede vender o contratar. Otra opción: pagar el ICP 4.700€ para su publicación y protección en 156 países durante 31meses, +800€ último pago a OEPM para última revisión. Ganancia acuerdo contrato.

  • No requiere una gran inversión
  • Se puede optar por aportar una cantidad y repartir beneficios
  • El negocio se basa en la contratación o venta

$6,000

Total Required

$6,000

Min per Investor
Westwin Series B Pref

Westwin Series B Pref

location_onMidwest, United States

Westwin is America's Only Major Nickel Refinery solving America’s critical minerals crisis – a crisis of foreign dependency, ESG violations, and forecasted market deficits.

  • We are the only producers of Nickel Product in America
  • We have sales contracts totaling 1.75B from massive buyers in the space
  • The market is expected to grow by 300% over the next 5 years

$10,000,000

Total Required

$100,000

Min per Investor
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