Portland Waterfront

Our Story

Founded in 2017, Porta & Co. is a commercial real estate services firm based in Portland, Maine offering a broad range of professional services including brokerage, private equity sourcing and institutional financing, as well as comprehensive asset management.

Our team has experience in every type of commercial real estate transaction, from ground up development, Tenant and Landlord representation, to managing capital events for investment assets. We understand that CRE assets are dynamic and made up of many moving parts that require organization for outcomes to match the strategic priorities of the investor.  Through our collective experience and extensive local and national networks, we provide the market data and underwriting services needed to solve for these outcomes.

Our Team


Joseph Porta, SIOR


207.747.1515 ext. 1



Joe is the founder of Porta & Co. Commercial Real Estate Services. Prior to starting Porta & Co., Joe had 12-years of experience in the industry spending the majority of his career with CBRE | The Boulos Company in Portland, Maine.  At CBRE he became their youngest partner and was twice named the top producer of the year. With annual transaction volume in excess of $100,000,000 Joe has achieved the prestigious SIOR-designation by the Society of Industrial and Office Realtors, recognizing the highest tiered production and exemplar of professionalism in the market trade area.

  • Member of Maine Real Estate & Development Association (MEREDA). 2007-Present
  • SIOR Member. 2013-Present
  • ICSC Member. 2011- Present
  • Former Board Member & President of Maine Center for Creativity

Mackenzie Simpson, Esq.


207.747.1515 ext. 2



Mac is a broker, developer and licensed attorney. Prior to partnering with Porta & Co., Mac successfully developed and sold single tenant national retail stores across New England totaling over $50,000,000 in transaction volume. Mac has extensive knowledge in all aspects of real estate development, brokerage, law, site permitting, project management and investment sales. Mac majored in economics and business administration at Colby College.  He earned his Juris Doctor at the Maine School of Law.

  • Member of Maine Real Estate & Development Association (MEREDA). 2012-Present
  • Member of International Council of Shopping Centers (ICSC). 2013-Present
  • Member of Maine State Bar Association 2012-Present
  • Maine Commercial Association of Realtor 2013-Present

Vince Ciampi


207.747.1515 ext. 5


Vince is a detail oriented broker with strong underwriting skills and an ability to find creative solutions to his clients needs. Vince joined Porta & Co. in 2018 and will offer a full range of real estate services. Prior to joining Porta & Co., Vince spent 4 years at CBRE | The Boulos Company where he achieved great success in the brokerage of investment properties and particularly Multi-Family transactions. In his first 4 years in the business, Vince personally brokered transactions for over 300 units of multi-family investment property. In 2015 Vince received the CBRE | The Boulos Company RISE Award. Vince graduated from Bates College in 2012 with a degree in Rhetoric.

  • Member of Maine Real Estate & Development Association (MEREDA). 2013-Present
  • Maine Commercial Association of REALTORS. 2013-Present

Anthony Struzziero


207.747.1515 ext. 4


As a broker with Porta and Co., Anthony’s primary objective is to create relationships among tenants and landlords in a mutually beneficial way to maximize the value of the real estate while also creating an efficient and affordable place of business for the tenant. A Maine native, Anthony is a graduate of California State University where he spent many years before returning to Maine in pursuit of a career that would allow him to take part in the evolution of the Portland area where he grew up.


Jennifer Nale

Associate Broker

207.747.1515 ext. 3


Jennifer is a sales agent assisting in all aspects of real estate transactions, including but not limited to retail and office leasing in addition to assisting clients with the acquisition and disposition of investment properties. A native of Waterville, Maine, Jennifer was a member of three state champion basketball teams at Waterville High School as well as being named a finalist for Miss Maine Basketball. Jennifer is an alumnus of Colby College where she was a four-year member of the basketball team in addition to her studies as a Philosophy major and volunteer work for various non-profit organizations such as Hardy Girls, Healthy Women.


Charles Day


207.747.1515 ext. 6


Charles W. Day has more than 15 years of experience in commercial real estate across all asset classes and extensive knowledge of the market in Maine. Prior to joining Porta & Co., he served as Broker at CBRE | The Boulos Company, an affiliate of CBRE, where he successfully advised and represented clients with their real estate needs, including tenant representation, buyer representation, lease negotiation, valuation and appraisal, and investment strategy. During his 14 years at CBRE | The Boulos Company, Day was responsible for more than $200 million dollars in transaction volume.

A Bangor, Maine native and current Cumberland resident, Day is a member of MEREDA, MCAR, ICSC and is an active member within the Maine business community. He holds an undergraduate degree in business management from Bryant University.


Peter Gwilym


207.747.1515 ext. 7


Peter Gwilym joined Porta and Company in 2018. As an associate Peter assists with brokerage related duties for the team.Peter attended Cheverus High School and the Ohio State University. He graduated with a degree in Finance from the Fisher College of Business. While at Ohio State, he was a member of the football team and was also an accounting Teacher’s Assistant.

Prior to joining Porta and Company, Peter was employed at Unum in Portland where he worked in the Underwriting organization. He was focused primarily on pricing and assessing the risk of new business.

"I am frequently asked; in a market where pricing is higher than it has been in over a decade how does anyone acquire investment real estate without over paying?" Find out Joseph Porta's take on the commercial market in the next edition of the MEREDA Index, revealed on 5.7.19!

We look forward to working with you.