Bill Mastrototaro, Angel investor in Atlanta is an active investor based in Atlanta, United States. This profile covers what Bill Mastrototaro backs, at which stage, and how founders can reach out in 2026.
Bill Mastrototaro is a seasoned Telecom GM, Sales & BD Executive, and Angel Investor with experience in challenging leadership roles and business turnarounds.
Bill Mastrototaro invests in Telecom & Connectivity, typically at Seed, Series A and Early Stage Venture.
- Investor type
- AngelVC
- Stages
- SeedSeries AEarly Stage Venture
- Invests in
- Telecom & Connectivity
- Location
- Atlanta, United States
- Typical check
- $500K
How to reach Bill Mastrototaro
Angels and operators like Bill Mastrototaro reply to specific, personalized notes that show real traction, not mass blasts. Build a verified list, write a note that fits their thesis, and track replies, all on Round Funded.
Reach active investors like this one
About this profile
This profile is part of Round Funded, an investor database and outreach platform for founders. It covers 60,000+ active VCs, angels, family offices and accelerators with verified contacts, lets you send pitches from your own Gmail, and includes a free Data Room for your raise. How this data is built.
Cite this page
Round Funded. "Bill Mastrototaro." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/bill-mastrototaro
Frequently Asked Questions
Who is Bill Mastrototaro?
Bill Mastrototaro, Angel investor in Atlanta is an active investor based in Atlanta, United States. Bill Mastrototaro invests in Telecom & Connectivity, typically at Seed, Series A and Early Stage Venture.
What does Bill Mastrototaro invest in?
Bill Mastrototaro invests in Telecom & Connectivity, typically at Seed, Series A and Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Bill Mastrototaro invest at?
Bill Mastrototaro typically invests at Seed, Series A and Early Stage Venture. Lead with traction that fits the stage when you reach out.
What is Bill Mastrototaro's typical check size?
Bill Mastrototaro typically writes checks around $500K. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.