About BlackTip

Helping Construction Pros Stay in the Zone

At BlackTip, we’re not your typical consulting or staffing firm — we’re built from the ground up by construction pros, for construction pros.

Our story starts with Josh Mundy, a seasoned estimator who began his career in post-construction cleaning. After years in the grind of bidding, paperwork, and overloaded schedules, Josh saw the toll it takes on contractors trying to do it all.

What began as Josh helping clients with estimates quickly grew into something bigger. As demand exploded, he built a team of skilled estimators and virtual assistants to take on the busywork. That’s when it clicked: BlackTip wasn’t just about estimating anymore — it was about solving the bigger problem.

Today, we help construction companies stay focused on building and winning, while we handle the tasks that slow them down.

 

We see a construction world where builders can build and leaders can lead without the weight of burnout — supported by trusted remote teams who keep business running seamlessly behind the scenes.

 

We exist to empower construction pros to win more work and reclaim their time — with dedicated remote teams handling the day-to-day so leaders can focus on the big picture.

Winning with Impact, Sheeeesh, and Encouragement

W — WIN

Celebrate every win, big or small. Optimize processes, chase progress, and push for better every single day.

I — IMPACT

Focus on the work that truly moves the needle—for our clients, our team, and the construction industry.

S — SHEEEESH

Work should make you say it. Bring the fun, create “heck yes” moments, and keep the joy in everything we do.

E — ENCOURAGER

Lift each other up, lead with kindness, and fuel growth—because stronger people build stronger businesses.

Meet Our Team

 We’re a remote-first crew of construction pros, estimators, and virtual assistants. At the heart of BlackTip is a commitment to culture — we care deeply about people and results, and we believe work should feel light, fun, and worth celebrating while getting the job done right.

Josh Mundy​

Founder & Lead Estimator

From the field to the front office, Josh knows what contractors face every day. He built Blacktip to provide the support he once needed himself.

Steph Peñaflor

Executive Assistant & Team Lead

Steph handles client success, VA hiring, and internal operations—making sure everything (and everyone) is running smoothly.

John Nostratis

Senior Estimator

 John leads our team of estimators, ensuring efficiency across all bids and performing thorough quality checks to maintain accuracy and high standards in every project.

Juillet Barton

Virtual Assistant & Estimator

Juillet supports the team with estimating tasks and administrative needs, helping streamline workflows and keep projects moving smoothly.

Armaine Sambayon

Virtual Assistant & Estimator

Armaine assists in preparing estimates and handling key project details, ensuring accuracy and efficiency in day-to-day operations.

Alfonso Divinagracia

Estimator

Alfonso contributes to project bids with precise estimating work, bringing attention to detail and reliability to every estimate.

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