# Juan Carlos Mas

> Juan Carlos Mas is a Series A investor backing Construction and Commercial. See 2 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: Angel Investor
- Location: Wilson, United States
- Total investments: 2
- Last investment: Apr 2026
- Lead investor: 50%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/jcg7

Juan Carlos Mas is a Series A investor in Wilson focused on Construction and Commercial. Juan Carlos Mas is currently the Chairman of Mas Group, which identifies, analyzes and makes investments in fields of its core knowledge, such as infrastructure development, real estate, construction equipment and healthcare. Mas is also the president of MasCap Development, which has entitled, owned and developed millions of square feet ofresidential and commercial properties in Florida, Arizona and Nevada. Previously, Mas was the Chairman of Neff Corporation, one of largest equipment rental companies in the United States. Prior to joining Neff Corp., Mas served in a variety of executive positions at MasTec, Inc., including as president of MasTec International. He was an important part of the transformation of MasTec from a small family-owned business to a large publicly traded business with revenues of $3 billion dollars today. Mas is an active member of the Board of Directors of Miami Children’s Hospital and has helped define the strategy that has driven the institution from a community-based hospital to a globally recognized leader in pediatric care. Mas, an attorney, is a graduate of the University of Miami, where he earned a law degree and a Bachelor’s in Business Administration.

## Contacts

5 contacts available for Juan Carlos Mas: work email, personal email, work phone, personal phone and socials. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-email/juan-carlos-mas?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Construction | 2 | 100% |
| Commercial | 1 | 50% |
| E-Commerce | 1 | 50% |
| Marketplace | 1 | 50% |
| Manufacturing | 1 | 50% |

8 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series A | 1 | 50% |
| Funding Round | 1 | 50% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Canada | 1 | 50% |
| United States | 1 | 50% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Superior Roofing | Superior Roofing renders architectural panel system, roofing, construction, metal design and installation solutions. |  |  | Apr 02, 2026 | https://www.superiorroofing.com/ |
| Dozr | Dozr is bringing e-commerce to the equipment rental industry, and making construction efficient through technology.We are on a mission to power the digitization of North America's $60B+ equipment rental industry. The rental industry has been underserved by technology, and we are building the foundational infrastructure to help its transitionto e-commerce. Through DOZR.com, we have built the world's largest online marketplace to connect rental companies to contractors. And recently, we launched WebStores in beta, which is the "Shopify for B2B rentals", enabling any rental company to have their individualized e-commerce storefront. | $10.7M | Series A | Feb 27, 2019 | https://www.dozr.com |

2 of 2 investments shown.

## Co-investors
- [BaseCamp Equity Partners](https://shizune.co/investors/profile/basecamp-equity-partners) — VC Fund, 2 deals together
- [Fair Ventures](https://shizune.co/investors/profile/fair-ventures) — VC Fund, 1 deal together
- [Plexus Capital](https://shizune.co/investors/profile/plexus-capital) — VC Fund, 1 deal together

## Similar investors

### Similar industry
- [Brick & Mortar Ventures](https://shizune.co/investors/profile/brick-mortar-vc) — VC Fund
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Foundamental](https://shizune.co/investors/profile/foundamental) — VC Fund

### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund
- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund

### Similar country
- [BDC Venture Capital](https://shizune.co/investors/profile/bdc-venture-capital) — VC Fund
- [Real Ventures](https://shizune.co/investors/profile/real-ventures) — VC Fund
- [Anges Quebec](https://shizune.co/investors/profile/anges-quebec) — VC Fund

## Featured in investor lists
- [Proptech Angel Investors in Canada](https://shizune.co/investors/proptech-angel-investors-canada)
- [Real Estate Angel Investors in Canada](https://shizune.co/investors/real-estate-angel-investors-canada)
- [Construction Investors in Canada](https://shizune.co/investors/construction-investors-canada)
- [Construction Angel Investors in Canada](https://shizune.co/investors/construction-angel-investors-canada)

## FAQ

### What does Juan Carlos Mas invest in?

Juan Carlos Mas invests primarily in Construction, Commercial and E-Commerce startups, most often at Series A and Funding Round stage. Most of the 2 investments tracked by Shizune back companies in Canada. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### How do I contact Juan Carlos Mas?

Public channels for Juan Carlos Mas include LinkedIn. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.

### When did Juan Carlos Mas last invest?

The most recent investment recorded for Juan Carlos Mas closed in Apr 2026. Shizune tracks 2 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.

### Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

# About Shizune
Shizune.co is an investor database. Core features:
- 48,091 startup investors (angels, VCs, accelerators, and others)
- Email, phone, LinkedIn (for intros), socials, and other contact data
- Updated daily from public funding news
- CSV and Excel export

The User can access the full database FOR FREE after signing up: shizune.co