G&A Contracting

Massachusetts General Contractor

Built to perform.
Managed to deliver.

Experienced leadership for federal, commercial, and residential construction—from preconstruction through closeout.

Core valuesBuilding with integrity.
Delivering with accountability.
25+years of GC leadership
$3Mproject experience
$750Kbonding program
MA Unrestricted CSLLicensed & InsuredOSHA TrainedCQMEM 385-1-1

Our mission

Reliable construction. Clear responsibility.

G&A Contracting’s mission is to deliver safe, high-quality construction through disciplined planning, transparent communication, and accountable field leadership—protecting every client’s schedule, budget, property, and trust.

Two markets. One standard.

Choose the work that fits your project.

Federal & public sectorCompliance-minded execution

Construction leadership equipped for occupied facilities, controlled environments, agency coordination, safety documentation, and quality control.

  • Interior renovations & painting
  • Flooring, drywall & ceilings
  • Facility improvements & restoration
  • Historic restoration support
  • Subcontractor coordination
  • Project controls & closeout
Ready for coordinated workCQM • EM 385-1-1 • OSHA 30 • PMP • FAR experience

Bonding capability

Qualified to take on bonded work.

Westfield Insurance Company has established a surety program for G&A Contracting, subject to standard project-specific underwriting requirements.

Single$750,000
Aggregate$750,000

Bid, performance, payment, and maintenance bonds. Additional bonding may be available as needed.

Experienced leadership

Field knowledge meets project controls.

GA

Founder & President

Giovani Aguirre

Giovani brings nearly three decades of continuous Massachusetts construction experience. His career progressed from masonry apprentice and skilled mason to field manager and Vice President, overseeing operations, crews, subcontractors, estimating, budgets, schedules, quality, safety, and client relationships. He has managed work from residential renovations to capital improvement and restoration projects valued up to approximately $3 million.

MA Unrestricted CSLGeneral ContractingRestorationProject Delivery
JV

Project Manager • Site Superintendent • Estimator

Jonathan Velez

Jonathan is a construction management professional with more than 10 years of project leadership across private and federal work. His experience includes 30+ federal construction projects ranging from $50,000 to $3.5 million at VA healthcare facilities, federal buildings, military installations, NPS, GSA, DHS, and U.S. Coast Guard facilities.

PMPCQMEM 385-1-1OSHA 30Federal Compliance

Plan before you purchase

Quick project tools for homeowners.

Use these early-planning tools to estimate materials and sketch a basic room idea. Final quantities should always be field-verified.

Material calculator

Get a quick quantity

Estimated material2 gallons

301 sq. ft. of wall area

Planning estimate only. Coverage, layout, cuts, substrate, and product specifications can change actual needs.

Room idea sketch

Draw a simple layout

Click or drag across the grid to outline walls and renovation ideas.

Draw your room outline here
Your sketch stays on this device and resets when the page closes.

Start with a clear conversation

Tell us what you’re planning.

Federal opportunity, commercial improvement, or home renovation—we’ll review the scope and help define the next practical step.