Mark Engineering is the brand for independently licensed engineering practices.
In North Carolina, professional engineering services are provided by
Mark Engineering, P.C.
In California, professional electrical engineering services are provided by
Manjarres Engineering, Inc.
In Arizona, professional electrical engineering services are provided by
Manjarres Engineering, P.C.

Founded by Mark Manjarres, P.E., who began as an electrical apprentice and progressed to journeyman electrician before becoming a professional engineer, Mark Engineering draws on over 25 years of electrical industry experience and extensive engineering and design practice to provide full‑service electrical engineering and consulting. Mark Engineering specializes in residential, commercial, and industrial facilities; VA medical centers; state universities; military installations; healthcare environments; and residential and commercial photovoltaic systems.
Services range from site surveys and feasibility studies to detailed electrical design and construction administration. Using current CAD and BIM platforms—including AutoCAD, Revit, and Navisworks—Mark Engineering produces coordinated, buildable construction documents focused on constructability, maintenance, and long‑term reliability.
As a service‑connected veteran–led firm, Mark Engineering brings a strong sense of mission, technical rigor, and responsive client service to every project, delivering electrical systems that are code‑compliant, efficient, and safe.

Mark Manjarres, PE
President and Principal Engineer, Mark Engineering
Licensed Professional Engineer in Arizona, Colorado, North Carolina, and California.
Service-connected veteran with over 25 years of electrical industry experience, from electrical apprentice and journeyman electrician to professional engineer and firm principal.
Mark Engineering’s mission is to design safe, reliable, and efficient electrical systems that serve the long‑term needs of our clients and communities. We combine hands‑on trade experience, rigorous engineering judgment, and up‑to‑date codes and standards to deliver constructable, maintainable solutions. As a service‑connected veteran–led practice, we are committed to integrity, clear communication, and professional responsibility on every project, in every state where we are licensed to practice.
Founded by an electrician‑turned‑engineer who began as an electrical apprentice in 1995, bringing real‑world field insight to every design.
Professional Engineer licensed in Arizona, Colorado, North Carolina, and California, with firm authorizations in NC, and CA.
Experience with residential, commercial, industrial, healthcare, VA medical centers, universities, military installations, and PV systems.
Focus on code compliance, constructibility, maintenance access, and long‑term reliability using AutoCAD, Revit, and Navisworks.
Mission‑driven, responsive client service, and a commitment to safe, efficient electrical systems.
Before beginning his engineering career, Mark served in the United States Marine Corps, where he developed the discipline, attention to detail, and sense of responsibility that continue to guide his work. He then entered the electrical trade, progressing from Electrical Apprentice to Journeyman and installing residential and commercial systems in accordance with the NEC and local codes. This work included branch circuits, lighting, receptacles, service equipment, panels, feeders, transformers, generator equipment wiring, and the interconnection of programmable logic controllers (PLCs) and motor control systems, and gave him a strong understanding of constructability and real-world installation practices.
Building on this foundation, Mark earned a Bachelor of Science degree in Electronic Engineering Technology and advanced into power distribution and utility-focused design, later expanding into residential and commercial photovoltaic (solar) electrical engineering and delivering complete electrical design packages and construction-phase support. In the commercial, industrial, and medical building sectors, Mark provides full-scope electrical design and consulting services and has gained specialized experience on complex, mission-critical projects for federal, DoD, and healthcare facilities.
As a consulting engineer, Mark manages projects from initial concept through closeout, consistently leveraging his military background, field experience, code expertise, and advanced digital design skills to produce practical, coordinated, and buildable electrical solutions.

At Mark Engineering, our integrated toolkit empowers us to deliver unparalleled precision, efficiency, and reliability in electrical engineering projects—from initial site assessments to final designs. By combining mobile technology like the iPad and GoodNotes with specialized equipment such as load recorders and power quality monitors, we minimize risks, ensure code compliance, and accelerate pro

Mark Engineering French bulldog, Ronan, plays an important role in keeping the firm grounded and maintaining a steady, focused mindset.

In North Carolina, professional engineering services are provided by
Mark Engineering, P.C. (NC Firm/COA No. C-5342) under the responsible charge of Mark Manjarres, P.E.,
North Carolina License No. NC #062319.
In California, professional electrical engineering services are provided by
Manjarres Engineering, Inc. under the responsible charge of Mark Manjarres, P.E.,
California License No. CA# 26281.
In Arizona, professional electrical engineering services are provided by
Manjarres Engineering, P.C. (AZ Firm/COA No. 27189) under the responsible charge of Mark Manjarres, P.E.,
Arizona License No. AZ# 84346.
Engineering services are offered only in jurisdictions where the firm and responsible engineers are properly licensed.
Professional Engineer License:
North Carolina: NC #062319
Arizona: AZ #84346
California: CA #26281
Colorado: Co #PE.0068289
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